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Commit 920a4b07 authored by Daniel Hiltgen's avatar Daniel Hiltgen
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Merge remote-tracking branch 'upstream/main' into pr3702

parents c496967e ee49844d
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Showing with 1251 additions and 945 deletions
gpu/amd_linux.go
View file @ 920a4b07
...@@ -11,6 +11,8 @@ import ( ...@@ -11,6 +11,8 @@ import (
"slices" "slices"
"strconv" "strconv"
"strings" "strings"
"github.com/ollama/ollama/format"
) )
// Discovery logic for AMD/ROCm GPUs // Discovery logic for AMD/ROCm GPUs
...@@ -23,26 +25,20 @@ const ( ...@@ -23,26 +25,20 @@ const (
// Prefix with the node dir // Prefix with the node dir
GPUTotalMemoryFileGlob = "mem_banks/*/properties" // size_in_bytes line GPUTotalMemoryFileGlob = "mem_banks/*/properties" // size_in_bytes line
GPUUsedMemoryFileGlob = "mem_banks/*/used_memory" GPUUsedMemoryFileGlob = "mem_banks/*/used_memory"
RocmStandardLocation = "/opt/rocm/lib"
// TODO find a better way to detect iGPU instead of minimum memory
IGPUMemLimit = 1024 * 1024 * 1024 // 512G is what they typically report, so anything less than 1G must be iGPU
) )
var ( var (
// Used to validate if the given ROCm lib is usable // Used to validate if the given ROCm lib is usable
ROCmLibGlobs = []string{"libhipblas.so.2*", "rocblas"} // TODO - probably include more coverage of files here... ROCmLibGlobs = []string{"libhipblas.so.2*", "rocblas"} // TODO - probably include more coverage of files here...
RocmStandardLocations = []string{"/opt/rocm/lib", "/usr/lib64"}
) )
// Gather GPU information from the amdgpu driver if any supported GPUs are detected // Gather GPU information from the amdgpu driver if any supported GPUs are detected
// HIP_VISIBLE_DEVICES will be set if we detect a mix of unsupported and supported devices func AMDGetGPUInfo() []GpuInfo {
// and the user hasn't already set this variable resp := []GpuInfo{}
func AMDGetGPUInfo(resp *GpuInfo) {
// TODO - DRY this out with windows
if !AMDDetected() { if !AMDDetected() {
return return resp
} }
skip := map[int]interface{}{}
// Opportunistic logging of driver version to aid in troubleshooting // Opportunistic logging of driver version to aid in troubleshooting
ver, err := AMDDriverVersion() ver, err := AMDDriverVersion()
...@@ -50,160 +46,117 @@ func AMDGetGPUInfo(resp *GpuInfo) { ...@@ -50,160 +46,117 @@ func AMDGetGPUInfo(resp *GpuInfo) {
slog.Info("AMD Driver: " + ver) slog.Info("AMD Driver: " + ver)
} else { } else {
// TODO - if we see users crash and burn with the upstreamed kernel this can be adjusted to hard-fail rocm support and fallback to CPU // TODO - if we see users crash and burn with the upstreamed kernel this can be adjusted to hard-fail rocm support and fallback to CPU
slog.Warn(fmt.Sprintf("ollama recommends running the https://www.amd.com/en/support/linux-drivers: %s", err)) slog.Warn("ollama recommends running the https://www.amd.com/en/support/linux-drivers", "error", err)
}
// Determine if the user has already pre-selected which GPUs to look at, then ignore the others
var visibleDevices []string
hipVD := os.Getenv("HIP_VISIBLE_DEVICES") // zero based index only
rocrVD := os.Getenv("ROCR_VISIBLE_DEVICES") // zero based index or UUID, but consumer cards seem to not support UUID
gpuDO := os.Getenv("GPU_DEVICE_ORDINAL") // zero based index
switch {
// TODO is this priorty order right?
case hipVD != "":
visibleDevices = strings.Split(hipVD, ",")
case rocrVD != "":
visibleDevices = strings.Split(rocrVD, ",")
// TODO - since we don't yet support UUIDs, consider detecting and reporting here
// all our test systems show GPU-XX indicating UUID is not supported
case gpuDO != "":
visibleDevices = strings.Split(gpuDO, ",")
} }
// If the user has specified exactly which GPUs to use, look up their memory gfxOverride := os.Getenv("HSA_OVERRIDE_GFX_VERSION")
visibleDevices := os.Getenv("HIP_VISIBLE_DEVICES") var supported []string
if visibleDevices != "" { libDir := ""
ids := []int{}
for _, idStr := range strings.Split(visibleDevices, ",") {
id, err := strconv.Atoi(idStr)
if err != nil {
slog.Warn(fmt.Sprintf("malformed HIP_VISIBLE_DEVICES=%s %s", visibleDevices, err))
} else {
ids = append(ids, id)
}
}
amdProcMemLookup(resp, nil, ids)
return
}
// Gather GFX version information from all detected cards // The amdgpu driver always exposes the host CPU(s) first, but we have to skip them and subtract
gfx := AMDGFXVersions() // from the other IDs to get alignment with the HIP libraries expectations (zero is the first GPU, not the CPU)
verStrings := []string{} matches, _ := filepath.Glob(GPUPropertiesFileGlob)
for i, v := range gfx { cpuCount := 0
verStrings = append(verStrings, v.ToGFXString()) for _, match := range matches {
if v.Major == 0 { slog.Debug("evaluating amdgpu node " + match)
// Silently skip CPUs fp, err := os.Open(match)
skip[i] = struct{}{} if err != nil {
slog.Debug("failed to open sysfs node", "file", match, "error", err)
continue continue
} }
if v.Major < 9 { defer fp.Close()
// TODO consider this a build-time setting if we can support 8xx family GPUs nodeID, err := strconv.Atoi(filepath.Base(filepath.Dir(match)))
slog.Warn(fmt.Sprintf("amdgpu [%d] too old %s", i, v.ToGFXString()))
skip[i] = struct{}{}
}
}
slog.Info(fmt.Sprintf("detected amdgpu versions %v", verStrings))
// Abort if all GPUs are skipped
if len(skip) >= len(gfx) {
slog.Info("all detected amdgpus are skipped, falling back to CPU")
return
}
// If we got this far, then we have at least 1 GPU that's a ROCm candidate, so make sure we have a lib
libDir, err := AMDValidateLibDir()
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("unable to verify rocm library, will use cpu: %s", err)) slog.Debug("failed to parse node ID", "error", err)
return continue
} }
updateLibPath(libDir) scanner := bufio.NewScanner(fp)
isCPU := false
var major, minor, patch uint64
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
// Note: we could also use "cpu_cores_count X" where X is greater than zero to detect CPUs
if strings.HasPrefix(line, "gfx_target_version") {
ver := strings.Fields(line)
gfxOverride := os.Getenv("HSA_OVERRIDE_GFX_VERSION") // Detect CPUs
if gfxOverride == "" { if len(ver) == 2 && ver[1] == "0" {
supported, err := GetSupportedGFX(libDir) slog.Debug("detected CPU " + match)
if err != nil { isCPU = true
slog.Warn(fmt.Sprintf("failed to lookup supported GFX types, falling back to CPU mode: %s", err)) break
return
} }
slog.Debug(fmt.Sprintf("rocm supported GPU types %v", supported))
for i, v := range gfx { if len(ver) != 2 || len(ver[1]) < 5 {
if !slices.Contains[[]string, string](supported, v.ToGFXString()) { slog.Warn("malformed "+match, "gfx_target_version", line)
slog.Warn(fmt.Sprintf("amdgpu [%d] %s is not supported by %s %v", i, v.ToGFXString(), libDir, supported)) // If this winds up being a CPU, our offsets may be wrong
// TODO - consider discrete markdown just for ROCM troubleshooting? continue
slog.Warn("See https://github.com/ollama/ollama/blob/main/docs/gpu.md#overrides for HSA_OVERRIDE_GFX_VERSION usage")
skip[i] = struct{}{}
} else {
slog.Info(fmt.Sprintf("amdgpu [%d] %s is supported", i, v.ToGFXString()))
} }
l := len(ver[1])
var err1, err2, err3 error
patch, err1 = strconv.ParseUint(ver[1][l-2:l], 10, 32)
minor, err2 = strconv.ParseUint(ver[1][l-4:l-2], 10, 32)
major, err3 = strconv.ParseUint(ver[1][:l-4], 10, 32)
if err1 != nil || err2 != nil || err3 != nil {
slog.Debug("malformed int " + line)
continue
} }
} else {
slog.Debug("skipping rocm gfx compatibility check with HSA_OVERRIDE_GFX_VERSION=" + gfxOverride)
} }
if len(skip) >= len(gfx) { // TODO - any other properties we want to extract and record?
slog.Info("all detected amdgpus are skipped, falling back to CPU") // vendor_id + device_id -> pci lookup for "Name"
return // Other metrics that may help us understand relative performance between multiple GPUs
} }
ids := make([]int, len(gfx)) if isCPU {
i := 0 cpuCount++
for k := range gfx { continue
ids[i] = k
i++
}
amdProcMemLookup(resp, skip, ids)
if resp.memInfo.DeviceCount == 0 {
return
}
if len(skip) > 0 {
amdSetVisibleDevices(ids, skip)
} }
}
func updateLibPath(libDir string) { // CPUs are always first in the list
ldPaths := []string{} gpuID := nodeID - cpuCount
if val, ok := os.LookupEnv("LD_LIBRARY_PATH"); ok {
ldPaths = strings.Split(val, ":")
}
for _, d := range ldPaths {
if d == libDir {
return
}
}
val := strings.Join(append(ldPaths, libDir), ":")
slog.Debug("updated lib path", "LD_LIBRARY_PATH", val)
os.Setenv("LD_LIBRARY_PATH", val)
}
// Walk the sysfs nodes for the available GPUs and gather information from them // Shouldn't happen, but just in case...
// skipping over any devices in the skip map if gpuID < 0 {
func amdProcMemLookup(resp *GpuInfo, skip map[int]interface{}, ids []int) { slog.Error("unexpected amdgpu sysfs data resulted in negative GPU ID, please set OLLAMA_DEBUG=1 and report an issue")
resp.memInfo.DeviceCount = 0 return []GpuInfo{}
resp.memInfo.TotalMemory = 0
resp.memInfo.FreeMemory = 0
slog.Debug("discovering VRAM for amdgpu devices")
if len(ids) == 0 {
entries, err := os.ReadDir(AMDNodesSysfsDir)
if err != nil {
slog.Warn(fmt.Sprintf("failed to read amdgpu sysfs %s - %s", AMDNodesSysfsDir, err))
return
}
for _, node := range entries {
if !node.IsDir() {
continue
} }
id, err := strconv.Atoi(node.Name())
if err != nil {
slog.Warn("malformed amdgpu sysfs node id " + node.Name())
continue
}
ids = append(ids, id)
}
}
slog.Debug(fmt.Sprintf("amdgpu devices %v", ids))
for _, id := range ids { if int(major) < RocmComputeMin {
if _, skipped := skip[id]; skipped { slog.Warn(fmt.Sprintf("amdgpu too old gfx%d%d%x", major, minor, patch), "gpu", gpuID)
continue continue
} }
// Look up the memory for the current node
totalMemory := uint64(0) totalMemory := uint64(0)
usedMemory := uint64(0) usedMemory := uint64(0)
// Adjust for sysfs vs HIP ids propGlob := filepath.Join(AMDNodesSysfsDir, strconv.Itoa(nodeID), GPUTotalMemoryFileGlob)
propGlob := filepath.Join(AMDNodesSysfsDir, strconv.Itoa(id+1), GPUTotalMemoryFileGlob)
propFiles, err := filepath.Glob(propGlob) propFiles, err := filepath.Glob(propGlob)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("error looking up total GPU memory: %s %s", propGlob, err)) slog.Warn("error looking up total GPU memory", "glob", propGlob, "error", err)
} }
// 1 or more memory banks - sum the values of all of them // 1 or more memory banks - sum the values of all of them
for _, propFile := range propFiles { for _, propFile := range propFiles {
fp, err := os.Open(propFile) fp, err := os.Open(propFile)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("failed to open sysfs node file %s: %s", propFile, err)) slog.Warn("failed to open sysfs node", "file", propFile, "erroir", err)
continue continue
} }
defer fp.Close() defer fp.Close()
...@@ -226,49 +179,113 @@ func amdProcMemLookup(resp *GpuInfo, skip map[int]interface{}, ids []int) { ...@@ -226,49 +179,113 @@ func amdProcMemLookup(resp *GpuInfo, skip map[int]interface{}, ids []int) {
} }
} }
if totalMemory == 0 { if totalMemory == 0 {
slog.Warn(fmt.Sprintf("amdgpu [%d] reports zero total memory, skipping", id)) slog.Warn("amdgpu reports zero total memory", "gpu", gpuID)
skip[id] = struct{}{}
continue continue
} }
if totalMemory < IGPUMemLimit { usedGlob := filepath.Join(AMDNodesSysfsDir, strconv.Itoa(nodeID), GPUUsedMemoryFileGlob)
slog.Info(fmt.Sprintf("amdgpu [%d] appears to be an iGPU with %dM reported total memory, skipping", id, totalMemory/1024/1024))
skip[id] = struct{}{}
continue
}
usedGlob := filepath.Join(AMDNodesSysfsDir, strconv.Itoa(id), GPUUsedMemoryFileGlob)
usedFiles, err := filepath.Glob(usedGlob) usedFiles, err := filepath.Glob(usedGlob)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("error looking up used GPU memory: %s %s", usedGlob, err)) slog.Warn("error looking up used GPU memory", "glob", usedGlob, "error", err)
continue continue
} }
for _, usedFile := range usedFiles { for _, usedFile := range usedFiles {
fp, err := os.Open(usedFile) fp, err := os.Open(usedFile)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("failed to open sysfs node file %s: %s", usedFile, err)) slog.Warn("failed to open sysfs node", "file", usedFile, "error", err)
continue continue
} }
defer fp.Close() defer fp.Close()
data, err := io.ReadAll(fp) data, err := io.ReadAll(fp)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("failed to read sysfs node file %s: %s", usedFile, err)) slog.Warn("failed to read sysfs node", "file", usedFile, "error", err)
continue continue
} }
used, err := strconv.ParseUint(strings.TrimSpace(string(data)), 10, 64) used, err := strconv.ParseUint(strings.TrimSpace(string(data)), 10, 64)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("malformed used memory %s: %s", string(data), err)) slog.Warn("malformed used memory", "data", string(data), "error", err)
continue continue
} }
usedMemory += used usedMemory += used
} }
slog.Info(fmt.Sprintf("[%d] amdgpu totalMemory %dM", id, totalMemory/1024/1024))
slog.Info(fmt.Sprintf("[%d] amdgpu freeMemory %dM", id, (totalMemory-usedMemory)/1024/1024)) // iGPU detection, remove this check once we can support an iGPU variant of the rocm library
resp.memInfo.DeviceCount++ if totalMemory < IGPUMemLimit {
resp.memInfo.TotalMemory += totalMemory slog.Info("amdgpu appears to be an iGPU, skipping", "gpu", gpuID, "total", format.HumanBytes2(totalMemory))
resp.memInfo.FreeMemory += (totalMemory - usedMemory) continue
}
slog.Info("amdgpu memory", "gpu", gpuID, "total", format.HumanBytes2(totalMemory))
slog.Info("amdgpu memory", "gpu", gpuID, "available", format.HumanBytes2(totalMemory-usedMemory))
gpuInfo := GpuInfo{
Library: "rocm",
memInfo: memInfo{
TotalMemory: totalMemory,
FreeMemory: (totalMemory - usedMemory),
},
ID: fmt.Sprintf("%d", gpuID),
// Name: not exposed in sysfs directly, would require pci device id lookup
Major: int(major),
Minor: int(minor),
Patch: int(patch),
MinimumMemory: rocmMinimumMemory,
}
// If the user wants to filter to a subset of devices, filter out if we aren't a match
if len(visibleDevices) > 0 {
include := false
for _, visible := range visibleDevices {
if visible == gpuInfo.ID {
include = true
break
}
}
if !include {
slog.Info("filtering out device per user request", "id", gpuInfo.ID, "visible_devices", visibleDevices)
continue
}
}
// Final validation is gfx compatibility - load the library if we haven't already loaded it
// even if the user overrides, we still need to validate the library
if libDir == "" {
libDir, err = AMDValidateLibDir()
if err != nil {
slog.Warn("unable to verify rocm library, will use cpu", "error", err)
return []GpuInfo{}
}
}
gpuInfo.DependencyPath = libDir
if gfxOverride == "" {
// Only load supported list once
if len(supported) == 0 {
supported, err = GetSupportedGFX(libDir)
if err != nil {
slog.Warn("failed to lookup supported GFX types, falling back to CPU mode", "error", err)
return []GpuInfo{}
} }
if resp.memInfo.DeviceCount > 0 { slog.Debug("rocm supported GPUs", "types", supported)
resp.Library = "rocm"
} }
gfx := fmt.Sprintf("gfx%d%d%x", gpuInfo.Major, gpuInfo.Minor, gpuInfo.Patch)
if !slices.Contains[[]string, string](supported, gfx) {
slog.Warn("amdgpu is not supported", "gpu", gpuInfo.ID, "gpu_type", gfx, "library", libDir, "supported_types", supported)
// TODO - consider discrete markdown just for ROCM troubleshooting?
slog.Warn("See https://github.com/ollama/ollama/blob/main/docs/gpu.md#overrides for HSA_OVERRIDE_GFX_VERSION usage")
continue
} else {
slog.Info("amdgpu is supported", "gpu", gpuInfo.ID, "gpu_type", gfx)
}
} else {
slog.Debug("skipping rocm gfx compatibility check with HSA_OVERRIDE_GFX_VERSION=" + gfxOverride)
}
// The GPU has passed all the verification steps and is supported
resp = append(resp, gpuInfo)
}
if len(resp) == 0 {
slog.Info("no compatible amdgpu devices detected")
}
return resp
} }
// Quick check for AMD driver so we can skip amdgpu discovery if not present // Quick check for AMD driver so we can skip amdgpu discovery if not present
...@@ -280,87 +297,24 @@ func AMDDetected() bool { ...@@ -280,87 +297,24 @@ func AMDDetected() bool {
slog.Debug("amdgpu driver not detected " + sysfsDir) slog.Debug("amdgpu driver not detected " + sysfsDir)
return false return false
} else if err != nil { } else if err != nil {
slog.Debug(fmt.Sprintf("error looking up amd driver %s %s", sysfsDir, err)) slog.Debug("error looking up amd driver", "path", sysfsDir, "error", err)
return false return false
} }
return true return true
} }
func setupLink(source, target string) error {
if err := os.RemoveAll(target); err != nil {
return fmt.Errorf("failed to remove old rocm directory %s %w", target, err)
}
if err := os.Symlink(source, target); err != nil {
return fmt.Errorf("failed to create link %s => %s %w", source, target, err)
}
slog.Debug(fmt.Sprintf("host rocm linked %s => %s", source, target))
return nil
}
// Ensure the AMD rocm lib dir is wired up
// Prefer to use host installed ROCm, as long as it meets our minimum requirements // Prefer to use host installed ROCm, as long as it meets our minimum requirements
// failing that, tell the user how to download it on their own // failing that, tell the user how to download it on their own
func AMDValidateLibDir() (string, error) { func AMDValidateLibDir() (string, error) {
// We rely on the rpath compiled into our library to find rocm libDir, err := commonAMDValidateLibDir()
// so we establish a symlink to wherever we find it on the system
// to <payloads>/rocm
payloadsDir, err := PayloadsDir()
if err != nil {
return "", err
}
// If we already have a rocm dependency wired, nothing more to do
rocmTargetDir := filepath.Clean(filepath.Join(payloadsDir, "..", "rocm"))
if rocmLibUsable(rocmTargetDir) {
return rocmTargetDir, nil
}
// next to the running binary
exe, err := os.Executable()
if err == nil { if err == nil {
peerDir := filepath.Dir(exe) return libDir, nil
if rocmLibUsable(peerDir) {
slog.Debug("detected ROCM next to ollama executable " + peerDir)
return rocmTargetDir, setupLink(peerDir, rocmTargetDir)
}
peerDir = filepath.Join(filepath.Dir(exe), "rocm")
if rocmLibUsable(peerDir) {
slog.Debug("detected ROCM next to ollama executable " + peerDir)
return rocmTargetDir, setupLink(peerDir, rocmTargetDir)
}
} }
// Well known ollama installer path // Well known ollama installer path
installedRocmDir := "/usr/share/ollama/lib/rocm" installedRocmDir := "/usr/share/ollama/lib/rocm"
if rocmLibUsable(installedRocmDir) { if rocmLibUsable(installedRocmDir) {
return rocmTargetDir, setupLink(installedRocmDir, rocmTargetDir) return installedRocmDir, nil
}
// Prefer explicit HIP env var
hipPath := os.Getenv("HIP_PATH")
if hipPath != "" {
hipLibDir := filepath.Join(hipPath, "lib")
if rocmLibUsable(hipLibDir) {
slog.Debug("detected ROCM via HIP_PATH=" + hipPath)
return rocmTargetDir, setupLink(hipLibDir, rocmTargetDir)
}
}
// Scan the library path for potential matches
ldPaths := strings.Split(os.Getenv("LD_LIBRARY_PATH"), ":")
for _, ldPath := range ldPaths {
d, err := filepath.Abs(ldPath)
if err != nil {
continue
}
if rocmLibUsable(d) {
return rocmTargetDir, setupLink(d, rocmTargetDir)
}
}
// Well known location(s)
if rocmLibUsable("/opt/rocm/lib") {
return rocmTargetDir, setupLink("/opt/rocm/lib", rocmTargetDir)
} }
// If we still haven't found a usable rocm, the user will have to install it on their own // If we still haven't found a usable rocm, the user will have to install it on their own
...@@ -384,68 +338,3 @@ func AMDDriverVersion() (string, error) { ...@@ -384,68 +338,3 @@ func AMDDriverVersion() (string, error) {
} }
return strings.TrimSpace(string(verString)), nil return strings.TrimSpace(string(verString)), nil
} }
func AMDGFXVersions() map[int]Version {
// The amdgpu driver always exposes the host CPU as node 0, but we have to skip that and subtract one
// from the other IDs to get alignment with the HIP libraries expectations (zero is the first GPU, not the CPU)
res := map[int]Version{}
matches, _ := filepath.Glob(GPUPropertiesFileGlob)
for _, match := range matches {
fp, err := os.Open(match)
if err != nil {
slog.Debug(fmt.Sprintf("failed to open sysfs node file %s: %s", match, err))
continue
}
defer fp.Close()
i, err := strconv.Atoi(filepath.Base(filepath.Dir(match)))
if err != nil {
slog.Debug(fmt.Sprintf("failed to parse node ID %s", err))
continue
}
if i == 0 {
// Skipping the CPU
continue
}
// Align with HIP IDs (zero is first GPU, not CPU)
i -= 1
scanner := bufio.NewScanner(fp)
for scanner.Scan() {
line := strings.TrimSpace(scanner.Text())
if strings.HasPrefix(line, "gfx_target_version") {
ver := strings.Fields(line)
if len(ver) != 2 || len(ver[1]) < 5 {
if ver[1] != "0" {
slog.Debug("malformed " + line)
}
res[i] = Version{
Major: 0,
Minor: 0,
Patch: 0,
}
continue
}
l := len(ver[1])
patch, err1 := strconv.ParseUint(ver[1][l-2:l], 10, 32)
minor, err2 := strconv.ParseUint(ver[1][l-4:l-2], 10, 32)
major, err3 := strconv.ParseUint(ver[1][:l-4], 10, 32)
if err1 != nil || err2 != nil || err3 != nil {
slog.Debug("malformed int " + line)
continue
}
res[i] = Version{
Major: uint(major),
Minor: uint(minor),
Patch: uint(patch),
}
}
}
}
return res
}
func (v Version) ToGFXString() string {
return fmt.Sprintf("gfx%d%d%d", v.Major, v.Minor, v.Patch)
}
gpu/amd_windows.go
View file @ 920a4b07
...@@ -7,11 +7,13 @@ import ( ...@@ -7,11 +7,13 @@ import (
"os" "os"
"path/filepath" "path/filepath"
"slices" "slices"
"strconv"
"strings" "strings"
"github.com/ollama/ollama/format"
) )
const ( const (
RocmStandardLocation = "C:\\Program Files\\AMD\\ROCm\\5.7\\bin" // TODO glob?
// TODO We're lookinng for this exact name to detect iGPUs since hipGetDeviceProperties never reports integrated==true // TODO We're lookinng for this exact name to detect iGPUs since hipGetDeviceProperties never reports integrated==true
iGPUName = "AMD Radeon(TM) Graphics" iGPUName = "AMD Radeon(TM) Graphics"
...@@ -20,38 +22,35 @@ const ( ...@@ -20,38 +22,35 @@ const (
var ( var (
// Used to validate if the given ROCm lib is usable // Used to validate if the given ROCm lib is usable
ROCmLibGlobs = []string{"hipblas.dll", "rocblas"} // TODO - probably include more coverage of files here... ROCmLibGlobs = []string{"hipblas.dll", "rocblas"} // TODO - probably include more coverage of files here...
RocmStandardLocations = []string{"C:\\Program Files\\AMD\\ROCm\\5.7\\bin"} // TODO glob?
) )
func AMDGetGPUInfo(resp *GpuInfo) { func AMDGetGPUInfo() []GpuInfo {
resp := []GpuInfo{}
hl, err := NewHipLib() hl, err := NewHipLib()
if err != nil { if err != nil {
slog.Debug(err.Error()) slog.Debug(err.Error())
return return nil
} }
defer hl.Release() defer hl.Release()
skip := map[int]interface{}{}
ids := []int{}
resp.memInfo.DeviceCount = 0
resp.memInfo.TotalMemory = 0
resp.memInfo.FreeMemory = 0
ver, err := hl.AMDDriverVersion() ver, err := hl.AMDDriverVersion()
if err == nil { if err == nil {
slog.Info("AMD Driver: " + ver) slog.Info("AMD Driver: " + ver)
} else { } else {
// For now this is benign, but we may eventually need to fail compatibility checks // For now this is benign, but we may eventually need to fail compatibility checks
slog.Debug(fmt.Sprintf("error looking up amd driver version: %s", err)) slog.Debug("error looking up amd driver version", "error", err)
} }
// Note: the HIP library automatically handles HIP_VISIBLE_DEVICES // Note: the HIP library automatically handles subsetting to any HIP_VISIBLE_DEVICES the user specified
count := hl.HipGetDeviceCount() count := hl.HipGetDeviceCount()
if count == 0 { if count == 0 {
return return nil
} }
libDir, err := AMDValidateLibDir() libDir, err := AMDValidateLibDir()
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("unable to verify rocm library, will use cpu: %s", err)) slog.Warn("unable to verify rocm library, will use cpu", "error", err)
return return nil
} }
var supported []string var supported []string
...@@ -59,95 +58,120 @@ func AMDGetGPUInfo(resp *GpuInfo) { ...@@ -59,95 +58,120 @@ func AMDGetGPUInfo(resp *GpuInfo) {
if gfxOverride == "" { if gfxOverride == "" {
supported, err = GetSupportedGFX(libDir) supported, err = GetSupportedGFX(libDir)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("failed to lookup supported GFX types, falling back to CPU mode: %s", err)) slog.Warn("failed to lookup supported GFX types, falling back to CPU mode", "error", err)
return return nil
} }
} else { } else {
slog.Debug("skipping rocm gfx compatibility check with HSA_OVERRIDE_GFX_VERSION=" + gfxOverride) slog.Debug("skipping rocm gfx compatibility check with HSA_OVERRIDE_GFX_VERSION=" + gfxOverride)
} }
slog.Info(fmt.Sprintf("detected %d hip devices", count)) slog.Info("detected hip devices", "count", count)
// TODO how to determine the underlying device ID when visible devices is causing this to subset?
for i := 0; i < count; i++ { for i := 0; i < count; i++ {
ids = append(ids, i)
err = hl.HipSetDevice(i) err = hl.HipSetDevice(i)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("[%d] %s", i, err)) slog.Warn("set device", "id", i, "error", err)
skip[i] = struct{}{}
continue continue
} }
props, err := hl.HipGetDeviceProperties(i) props, err := hl.HipGetDeviceProperties(i)
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("[%d] %s", i, err)) slog.Warn("get properties", "id", i, "error", err)
skip[i] = struct{}{}
continue continue
} }
n := bytes.IndexByte(props.Name[:], 0) n := bytes.IndexByte(props.Name[:], 0)
name := string(props.Name[:n]) name := string(props.Name[:n])
slog.Info(fmt.Sprintf("[%d] Name: %s", i, name)) // TODO is UUID actually populated on windows?
// Can luid be used on windows for setting visible devices (and is it actually set?)
n = bytes.IndexByte(props.GcnArchName[:], 0) n = bytes.IndexByte(props.GcnArchName[:], 0)
gfx := string(props.GcnArchName[:n]) gfx := string(props.GcnArchName[:n])
slog.Info(fmt.Sprintf("[%d] GcnArchName: %s", i, gfx)) slog.Info("hip device", "id", i, "name", name, "gfx", gfx)
var major, minor, patch string
switch len(gfx) {
case 6:
major, minor, patch = gfx[3:4], gfx[4:5], gfx[5:]
case 7:
major, minor, patch = gfx[3:5], gfx[5:6], gfx[6:]
}
//slog.Info(fmt.Sprintf("[%d] Integrated: %d", i, props.iGPU)) // DOESN'T REPORT CORRECTLY! Always 0 //slog.Info(fmt.Sprintf("[%d] Integrated: %d", i, props.iGPU)) // DOESN'T REPORT CORRECTLY! Always 0
// TODO Why isn't props.iGPU accurate!? // TODO Why isn't props.iGPU accurate!?
if strings.EqualFold(name, iGPUName) { if strings.EqualFold(name, iGPUName) {
slog.Info(fmt.Sprintf("iGPU detected [%d] skipping", i)) slog.Info("iGPU detected skipping", "id", i)
skip[i] = struct{}{}
continue continue
} }
if gfxOverride == "" { if gfxOverride == "" {
if !slices.Contains[[]string, string](supported, gfx) { if !slices.Contains[[]string, string](supported, gfx) {
slog.Warn(fmt.Sprintf("amdgpu [%d] %s is not supported by %s %v", i, gfx, libDir, supported)) slog.Warn("amdgpu is not supported", "gpu", i, "gpu_type", gfx, "library", libDir, "supported_types", supported)
// TODO - consider discrete markdown just for ROCM troubleshooting? // TODO - consider discrete markdown just for ROCM troubleshooting?
slog.Warn("See https://github.com/ollama/ollama/blob/main/docs/troubleshooting.md for HSA_OVERRIDE_GFX_VERSION usage") slog.Warn("See https://github.com/ollama/ollama/blob/main/docs/troubleshooting.md for HSA_OVERRIDE_GFX_VERSION usage")
skip[i] = struct{}{}
continue continue
} else { } else {
slog.Info(fmt.Sprintf("amdgpu [%d] %s is supported", i, gfx)) slog.Info("amdgpu is supported", "gpu", i, "gpu_type", gfx)
} }
} }
totalMemory, freeMemory, err := hl.HipMemGetInfo() freeMemory, totalMemory, err := hl.HipMemGetInfo()
if err != nil { if err != nil {
slog.Warn(fmt.Sprintf("[%d] %s", i, err)) slog.Warn("get mem info", "id", i, "error", err)
continue continue
} }
// TODO according to docs, freeMem may lie on windows! // iGPU detection, remove this check once we can support an iGPU variant of the rocm library
slog.Info(fmt.Sprintf("[%d] Total Mem: %d", i, totalMemory)) if totalMemory < IGPUMemLimit {
slog.Info(fmt.Sprintf("[%d] Free Mem: %d", i, freeMemory)) slog.Info("amdgpu appears to be an iGPU, skipping", "gpu", i, "total", format.HumanBytes2(totalMemory))
resp.memInfo.DeviceCount++ continue
resp.memInfo.TotalMemory += totalMemory }
resp.memInfo.FreeMemory += freeMemory
// TODO revisit this once ROCm v6 is available on windows.
// v5.7 only reports VRAM used by this process, so it's completely wrong and unusable
slog.Info("amdgpu memory", "gpu", i, "total", format.HumanBytes2(totalMemory))
slog.Info("amdgpu memory", "gpu", i, "available", format.HumanBytes2(freeMemory))
gpuInfo := GpuInfo{
Library: "rocm",
memInfo: memInfo{
TotalMemory: totalMemory,
FreeMemory: freeMemory,
},
ID: fmt.Sprintf("%d", i), // TODO this is probably wrong if we specify visible devices
DependencyPath: libDir,
MinimumMemory: rocmMinimumMemory,
}
if major != "" {
gpuInfo.Major, err = strconv.Atoi(major)
if err != nil {
slog.Info("failed to parse version", "version", gfx, "error", err)
} }
if resp.memInfo.DeviceCount > 0 {
resp.Library = "rocm"
} }
// Abort if all GPUs are skipped if minor != "" {
if len(skip) >= count { gpuInfo.Minor, err = strconv.Atoi(minor)
slog.Info("all detected amdgpus are skipped, falling back to CPU") if err != nil {
return slog.Info("failed to parse version", "version", gfx, "error", err)
} }
if len(skip) > 0 {
amdSetVisibleDevices(ids, skip)
} }
UpdatePath(libDir) if patch != "" {
// Patch rev is hex; e.g. gfx90a
p, err := strconv.ParseInt(patch, 16, 0)
if err != nil {
slog.Info("failed to parse version", "version", gfx, "error", err)
} else {
gpuInfo.Patch = int(p)
}
}
if gpuInfo.Major < RocmComputeMin {
slog.Warn(fmt.Sprintf("amdgpu [%s] too old gfx%d%d%x", gpuInfo.ID, gpuInfo.Major, gpuInfo.Minor, gpuInfo.Patch))
continue
}
resp = append(resp, gpuInfo)
}
return resp
} }
func AMDValidateLibDir() (string, error) { func AMDValidateLibDir() (string, error) {
// On windows non-admins typically can't create links libDir, err := commonAMDValidateLibDir()
// so instead of trying to rely on rpath and a link in
// $LibDir/rocm, we instead rely on setting PATH to point
// to the location of the ROCm library
// Installer payload location if we're running the installed binary
exe, err := os.Executable()
if err == nil { if err == nil {
rocmTargetDir := filepath.Join(filepath.Dir(exe), "rocm") return libDir, nil
if rocmLibUsable(rocmTargetDir) {
slog.Debug("detected ROCM next to ollama executable " + rocmTargetDir)
return rocmTargetDir, nil
}
} }
// Installer payload (if we're running from some other location) // Installer payload (if we're running from some other location)
...@@ -159,21 +183,6 @@ func AMDValidateLibDir() (string, error) { ...@@ -159,21 +183,6 @@ func AMDValidateLibDir() (string, error) {
return rocmTargetDir, nil return rocmTargetDir, nil
} }
// Prefer explicit HIP env var
hipPath := os.Getenv("HIP_PATH")
if hipPath != "" {
hipLibDir := filepath.Join(hipPath, "bin")
if rocmLibUsable(hipLibDir) {
slog.Debug("detected ROCM via HIP_PATH=" + hipPath)
return hipLibDir, nil
}
}
// Well known location(s)
if rocmLibUsable(RocmStandardLocation) {
return RocmStandardLocation, nil
}
// Should not happen on windows since we include it in the installer, but stand-alone binary might hit this // Should not happen on windows since we include it in the installer, but stand-alone binary might hit this
slog.Warn("amdgpu detected, but no compatible rocm library found. Please install ROCm") slog.Warn("amdgpu detected, but no compatible rocm library found. Please install ROCm")
return "", fmt.Errorf("no suitable rocm found, falling back to CPU") return "", fmt.Errorf("no suitable rocm found, falling back to CPU")
......
gpu/assets.go
View file @ 920a4b07
...@@ -12,6 +12,8 @@ import ( ...@@ -12,6 +12,8 @@ import (
"sync" "sync"
"syscall" "syscall"
"time" "time"
"github.com/ollama/ollama/server/envconfig"
) )
var ( var (
...@@ -24,8 +26,16 @@ func PayloadsDir() (string, error) { ...@@ -24,8 +26,16 @@ func PayloadsDir() (string, error) {
defer lock.Unlock() defer lock.Unlock()
var err error var err error
if payloadsDir == "" { if payloadsDir == "" {
runnersDir := envconfig.RunnersDir
if runnersDir != "" {
payloadsDir = runnersDir
return payloadsDir, nil
}
// The remainder only applies on non-windows where we still carry payloads in the main executable
cleanupTmpDirs() cleanupTmpDirs()
tmpDir := os.Getenv("OLLAMA_TMPDIR") tmpDir := envconfig.TmpDir
if tmpDir == "" { if tmpDir == "" {
tmpDir, err = os.MkdirTemp("", "ollama") tmpDir, err = os.MkdirTemp("", "ollama")
if err != nil { if err != nil {
...@@ -80,7 +90,7 @@ func cleanupTmpDirs() { ...@@ -80,7 +90,7 @@ func cleanupTmpDirs() {
} }
err = os.RemoveAll(d) err = os.RemoveAll(d)
if err != nil { if err != nil {
slog.Debug(fmt.Sprintf("unable to cleanup stale tmpdir %s: %s", d, err)) slog.Debug("unable to cleanup stale tmpdir", "path", d, "error", err)
} }
} }
} }
...@@ -88,7 +98,8 @@ func cleanupTmpDirs() { ...@@ -88,7 +98,8 @@ func cleanupTmpDirs() {
func Cleanup() { func Cleanup() {
lock.Lock() lock.Lock()
defer lock.Unlock() defer lock.Unlock()
if payloadsDir != "" { runnersDir := envconfig.RunnersDir
if payloadsDir != "" && runnersDir == "" && runtime.GOOS != "windows" {
// We want to fully clean up the tmpdir parent of the payloads dir // We want to fully clean up the tmpdir parent of the payloads dir
tmpDir := filepath.Clean(filepath.Join(payloadsDir, "..")) tmpDir := filepath.Clean(filepath.Join(payloadsDir, ".."))
slog.Debug("cleaning up", "dir", tmpDir) slog.Debug("cleaning up", "dir", tmpDir)
...@@ -120,7 +131,7 @@ func UpdatePath(dir string) { ...@@ -120,7 +131,7 @@ func UpdatePath(dir string) {
} }
} }
newPath := strings.Join(append([]string{dir}, pathComponents...), ";") newPath := strings.Join(append([]string{dir}, pathComponents...), ";")
slog.Info(fmt.Sprintf("Updating PATH to %s", newPath)) slog.Info("updating", "PATH", newPath)
os.Setenv("PATH", newPath) os.Setenv("PATH", newPath)
} }
// linux and darwin rely on rpath // linux and darwin rely on rpath
......
gpu/cuda_common.go 0 → 100644
View file @ 920a4b07
//go:build linux || windows
package gpu
import (
"log/slog"
"strings"
)
func cudaGetVisibleDevicesEnv(gpuInfo []GpuInfo) (string, string) {
ids := []string{}
for _, info := range gpuInfo {
if info.Library != "cuda" {
// TODO shouldn't happen if things are wired correctly...
slog.Debug("cudaGetVisibleDevicesEnv skipping over non-cuda device", "library", info.Library)
continue
}
ids = append(ids, info.ID)
}
return "CUDA_VISIBLE_DEVICES", strings.Join(ids, ",")
}
gpu/gpu.go
View file @ 920a4b07
...@@ -16,22 +16,23 @@ import ( ...@@ -16,22 +16,23 @@ import (
"os" "os"
"path/filepath" "path/filepath"
"runtime" "runtime"
"strconv"
"strings" "strings"
"sync" "sync"
"unsafe" "unsafe"
"github.com/ollama/ollama/format" "github.com/ollama/ollama/format"
"github.com/ollama/ollama/server/envconfig"
) )
type handles struct { type handles struct {
nvml *C.nvml_handle_t deviceCount int
cudart *C.cudart_handle_t cudart *C.cudart_handle_t
nvcuda *C.nvcuda_handle_t
} }
const ( const (
cudaMinimumMemory = 457 * format.MebiByte cudaMinimumMemory = 256 * format.MebiByte
rocmMinimumMemory = 457 * format.MebiByte rocmMinimumMemory = 256 * format.MebiByte
) )
var gpuMutex sync.Mutex var gpuMutex sync.Mutex
...@@ -39,26 +40,10 @@ var gpuMutex sync.Mutex ...@@ -39,26 +40,10 @@ var gpuMutex sync.Mutex
// With our current CUDA compile flags, older than 5.0 will not work properly // With our current CUDA compile flags, older than 5.0 will not work properly
var CudaComputeMin = [2]C.int{5, 0} var CudaComputeMin = [2]C.int{5, 0}
// Possible locations for the nvidia-ml library var RocmComputeMin = 9
var NvmlLinuxGlobs = []string{
"/usr/local/cuda/lib64/libnvidia-ml.so*",
"/usr/lib/x86_64-linux-gnu/nvidia/current/libnvidia-ml.so*",
"/usr/lib/x86_64-linux-gnu/libnvidia-ml.so*",
"/usr/lib/wsl/lib/libnvidia-ml.so*",
"/usr/lib/wsl/drivers/*/libnvidia-ml.so*",
"/opt/cuda/lib64/libnvidia-ml.so*",
"/usr/lib*/libnvidia-ml.so*",
"/usr/lib/aarch64-linux-gnu/nvidia/current/libnvidia-ml.so*",
"/usr/lib/aarch64-linux-gnu/libnvidia-ml.so*",
"/usr/local/lib*/libnvidia-ml.so*",
// TODO: are these stubs ever valid?
"/opt/cuda/targets/x86_64-linux/lib/stubs/libnvidia-ml.so*",
}
var NvmlWindowsGlobs = []string{ // TODO find a better way to detect iGPU instead of minimum memory
"c:\\Windows\\System32\\nvml.dll", const IGPUMemLimit = 1 * format.GibiByte // 512G is what they typically report, so anything less than 1G must be iGPU
}
var CudartLinuxGlobs = []string{ var CudartLinuxGlobs = []string{
"/usr/local/cuda/lib64/libcudart.so*", "/usr/local/cuda/lib64/libcudart.so*",
...@@ -79,6 +64,22 @@ var CudartWindowsGlobs = []string{ ...@@ -79,6 +64,22 @@ var CudartWindowsGlobs = []string{
"c:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v*\\bin\\cudart64_*.dll", "c:\\Program Files\\NVIDIA GPU Computing Toolkit\\CUDA\\v*\\bin\\cudart64_*.dll",
} }
var NvcudaLinuxGlobs = []string{
"/usr/local/cuda*/targets/*/lib/libcuda.so*",
"/usr/lib/*-linux-gnu/nvidia/current/libcuda.so*",
"/usr/lib/*-linux-gnu/libcuda.so*",
"/usr/lib/wsl/lib/libcuda.so*",
"/usr/lib/wsl/drivers/*/libcuda.so*",
"/opt/cuda/lib*/libcuda.so*",
"/usr/local/cuda/lib*/libcuda.so*",
"/usr/lib*/libcuda.so*",
"/usr/local/lib*/libcuda.so*",
}
var NvcudaWindowsGlobs = []string{
"c:\\windows\\system*\\nvcuda.dll",
}
// Jetson devices have JETSON_JETPACK="x.y.z" factory set to the Jetpack version installed. // Jetson devices have JETSON_JETPACK="x.y.z" factory set to the Jetpack version installed.
// Included to drive logic for reducing Ollama-allocated overhead on L4T/Jetson devices. // Included to drive logic for reducing Ollama-allocated overhead on L4T/Jetson devices.
var CudaTegra string = os.Getenv("JETSON_JETPACK") var CudaTegra string = os.Getenv("JETSON_JETPACK")
...@@ -88,61 +89,62 @@ func initGPUHandles() *handles { ...@@ -88,61 +89,62 @@ func initGPUHandles() *handles {
// TODO - if the ollama build is CPU only, don't do these checks as they're irrelevant and confusing // TODO - if the ollama build is CPU only, don't do these checks as they're irrelevant and confusing
gpuHandles := &handles{nil, nil} gpuHandles := &handles{}
var nvmlMgmtName string
var nvmlMgmtPatterns []string
var cudartMgmtName string var cudartMgmtName string
var cudartMgmtPatterns []string var cudartMgmtPatterns []string
var nvcudaMgmtName string
var nvcudaMgmtPatterns []string
tmpDir, _ := PayloadsDir() tmpDir, _ := PayloadsDir()
switch runtime.GOOS { switch runtime.GOOS {
case "windows": case "windows":
nvmlMgmtName = "nvml.dll"
nvmlMgmtPatterns = make([]string, len(NvmlWindowsGlobs))
copy(nvmlMgmtPatterns, NvmlWindowsGlobs)
cudartMgmtName = "cudart64_*.dll" cudartMgmtName = "cudart64_*.dll"
localAppData := os.Getenv("LOCALAPPDATA") localAppData := os.Getenv("LOCALAPPDATA")
cudartMgmtPatterns = []string{filepath.Join(localAppData, "Programs", "Ollama", cudartMgmtName)} cudartMgmtPatterns = []string{filepath.Join(localAppData, "Programs", "Ollama", cudartMgmtName)}
cudartMgmtPatterns = append(cudartMgmtPatterns, CudartWindowsGlobs...) cudartMgmtPatterns = append(cudartMgmtPatterns, CudartWindowsGlobs...)
// Aligned with driver, we can't carry as payloads
nvcudaMgmtName = "nvcuda.dll"
nvcudaMgmtPatterns = NvcudaWindowsGlobs
case "linux": case "linux":
nvmlMgmtName = "libnvidia-ml.so"
nvmlMgmtPatterns = make([]string, len(NvmlLinuxGlobs))
copy(nvmlMgmtPatterns, NvmlLinuxGlobs)
cudartMgmtName = "libcudart.so*" cudartMgmtName = "libcudart.so*"
if tmpDir != "" { if tmpDir != "" {
// TODO - add "payloads" for subprocess // TODO - add "payloads" for subprocess
cudartMgmtPatterns = []string{filepath.Join(tmpDir, "cuda*", cudartMgmtName)} cudartMgmtPatterns = []string{filepath.Join(tmpDir, "cuda*", cudartMgmtName)}
} }
cudartMgmtPatterns = append(cudartMgmtPatterns, CudartLinuxGlobs...) cudartMgmtPatterns = append(cudartMgmtPatterns, CudartLinuxGlobs...)
// Aligned with driver, we can't carry as payloads
nvcudaMgmtName = "libcuda.so*"
nvcudaMgmtPatterns = NvcudaLinuxGlobs
default: default:
return gpuHandles return gpuHandles
} }
slog.Info("Detecting GPU type") slog.Info("Detecting GPUs")
cudartLibPaths := FindGPULibs(cudartMgmtName, cudartMgmtPatterns) nvcudaLibPaths := FindGPULibs(nvcudaMgmtName, nvcudaMgmtPatterns)
if len(cudartLibPaths) > 0 { if len(nvcudaLibPaths) > 0 {
cudart := LoadCUDARTMgmt(cudartLibPaths) deviceCount, nvcuda, libPath := LoadNVCUDAMgmt(nvcudaLibPaths)
if cudart != nil { if nvcuda != nil {
slog.Info("Nvidia GPU detected via cudart") slog.Info("detected GPUs", "count", deviceCount, "library", libPath)
gpuHandles.cudart = cudart gpuHandles.nvcuda = nvcuda
gpuHandles.deviceCount = deviceCount
return gpuHandles return gpuHandles
} }
} }
// TODO once we build confidence, remove this and the gpu_info_nvml.[ch] files cudartLibPaths := FindGPULibs(cudartMgmtName, cudartMgmtPatterns)
nvmlLibPaths := FindGPULibs(nvmlMgmtName, nvmlMgmtPatterns) if len(cudartLibPaths) > 0 {
if len(nvmlLibPaths) > 0 { deviceCount, cudart, libPath := LoadCUDARTMgmt(cudartLibPaths)
nvml := LoadNVMLMgmt(nvmlLibPaths) if cudart != nil {
if nvml != nil { slog.Info("detected GPUs", "library", libPath, "count", deviceCount)
slog.Info("Nvidia GPU detected via nvidia-ml") gpuHandles.cudart = cudart
gpuHandles.nvml = nvml gpuHandles.deviceCount = deviceCount
return gpuHandles return gpuHandles
} }
} }
return gpuHandles return gpuHandles
} }
func GetGPUInfo() GpuInfo { func GetGPUInfo() GpuInfoList {
// TODO - consider exploring lspci (and equivalent on windows) to check for // TODO - consider exploring lspci (and equivalent on windows) to check for
// GPUs so we can report warnings if we see Nvidia/AMD but fail to load the libraries // GPUs so we can report warnings if we see Nvidia/AMD but fail to load the libraries
gpuMutex.Lock() gpuMutex.Lock()
...@@ -150,12 +152,12 @@ func GetGPUInfo() GpuInfo { ...@@ -150,12 +152,12 @@ func GetGPUInfo() GpuInfo {
gpuHandles := initGPUHandles() gpuHandles := initGPUHandles()
defer func() { defer func() {
if gpuHandles.nvml != nil {
C.nvml_release(*gpuHandles.nvml)
}
if gpuHandles.cudart != nil { if gpuHandles.cudart != nil {
C.cudart_release(*gpuHandles.cudart) C.cudart_release(*gpuHandles.cudart)
} }
if gpuHandles.nvcuda != nil {
C.nvcuda_release(*gpuHandles.nvcuda)
}
}() }()
// All our GPU builds on x86 have AVX enabled, so fallback to CPU if we don't detect at least AVX // All our GPU builds on x86 have AVX enabled, so fallback to CPU if we don't detect at least AVX
...@@ -164,73 +166,75 @@ func GetGPUInfo() GpuInfo { ...@@ -164,73 +166,75 @@ func GetGPUInfo() GpuInfo {
slog.Warn("CPU does not have AVX or AVX2, disabling GPU support.") slog.Warn("CPU does not have AVX or AVX2, disabling GPU support.")
} }
// On windows we bundle the nvidia library one level above the runner dir
depPath := ""
if runtime.GOOS == "windows" && envconfig.RunnersDir != "" {
depPath = filepath.Dir(envconfig.RunnersDir)
}
var memInfo C.mem_info_t var memInfo C.mem_info_t
resp := GpuInfo{} resp := []GpuInfo{}
if gpuHandles.nvml != nil && (cpuVariant != "" || runtime.GOARCH != "amd64") {
C.nvml_check_vram(*gpuHandles.nvml, &memInfo) // NVIDIA first
if memInfo.err != nil { for i := 0; i < gpuHandles.deviceCount; i++ {
slog.Info(fmt.Sprintf("[nvidia-ml] error looking up NVML GPU memory: %s", C.GoString(memInfo.err))) // TODO once we support CPU compilation variants of GPU libraries refine this...
C.free(unsafe.Pointer(memInfo.err)) if cpuVariant == "" && runtime.GOARCH == "amd64" {
} else if memInfo.count > 0 { continue
// Verify minimum compute capability
var cc C.nvml_compute_capability_t
C.nvml_compute_capability(*gpuHandles.nvml, &cc)
if cc.err != nil {
slog.Info(fmt.Sprintf("[nvidia-ml] error looking up NVML GPU compute capability: %s", C.GoString(cc.err)))
C.free(unsafe.Pointer(cc.err))
} else if cc.major > CudaComputeMin[0] || (cc.major == CudaComputeMin[0] && cc.minor >= CudaComputeMin[1]) {
slog.Info(fmt.Sprintf("[nvidia-ml] NVML CUDA Compute Capability detected: %d.%d", cc.major, cc.minor))
resp.Library = "cuda"
resp.MinimumMemory = cudaMinimumMemory
} else {
slog.Info(fmt.Sprintf("[nvidia-ml] CUDA GPU is too old. Falling back to CPU mode. Compute Capability detected: %d.%d", cc.major, cc.minor))
} }
gpuInfo := GpuInfo{
Library: "cuda",
} }
} else if gpuHandles.cudart != nil && (cpuVariant != "" || runtime.GOARCH != "amd64") { if gpuHandles.cudart != nil {
C.cudart_check_vram(*gpuHandles.cudart, &memInfo) C.cudart_check_vram(*gpuHandles.cudart, C.int(i), &memInfo)
if memInfo.err != nil {
slog.Info(fmt.Sprintf("[cudart] error looking up CUDART GPU memory: %s", C.GoString(memInfo.err)))
C.free(unsafe.Pointer(memInfo.err))
} else if memInfo.count > 0 {
// Verify minimum compute capability
var cc C.cudart_compute_capability_t
C.cudart_compute_capability(*gpuHandles.cudart, &cc)
if cc.err != nil {
slog.Info(fmt.Sprintf("[cudart] error looking up CUDA compute capability: %s", C.GoString(cc.err)))
C.free(unsafe.Pointer(cc.err))
} else if cc.major > CudaComputeMin[0] || (cc.major == CudaComputeMin[0] && cc.minor >= CudaComputeMin[1]) {
slog.Info(fmt.Sprintf("[cudart] CUDART CUDA Compute Capability detected: %d.%d", cc.major, cc.minor))
resp.Library = "cuda"
resp.MinimumMemory = cudaMinimumMemory
} else { } else {
slog.Info(fmt.Sprintf("[cudart] CUDA GPU is too old. Falling back to CPU mode. Compute Capability detected: %d.%d", cc.major, cc.minor)) C.nvcuda_check_vram(*gpuHandles.nvcuda, C.int(i), &memInfo)
} }
if memInfo.err != nil {
slog.Info("error looking up nvidia GPU memory", "error", C.GoString(memInfo.err))
C.free(unsafe.Pointer(memInfo.err))
continue
} }
} else { if memInfo.major < CudaComputeMin[0] || (memInfo.major == CudaComputeMin[0] && memInfo.minor < CudaComputeMin[1]) {
AMDGetGPUInfo(&resp) slog.Info(fmt.Sprintf("[%d] CUDA GPU is too old. Compute Capability detected: %d.%d", i, memInfo.major, memInfo.minor))
if resp.Library != "" { continue
resp.MinimumMemory = rocmMinimumMemory
return resp
} }
gpuInfo.TotalMemory = uint64(memInfo.total)
gpuInfo.FreeMemory = uint64(memInfo.free)
gpuInfo.ID = C.GoString(&memInfo.gpu_id[0])
gpuInfo.Major = int(memInfo.major)
gpuInfo.Minor = int(memInfo.minor)
gpuInfo.MinimumMemory = cudaMinimumMemory
gpuInfo.DependencyPath = depPath
// TODO potentially sort on our own algorithm instead of what the underlying GPU library does...
resp = append(resp, gpuInfo)
} }
if resp.Library == "" {
// Then AMD
resp = append(resp, AMDGetGPUInfo()...)
if len(resp) == 0 {
C.cpu_check_ram(&memInfo) C.cpu_check_ram(&memInfo)
resp.Library = "cpu"
resp.Variant = cpuVariant
}
if memInfo.err != nil { if memInfo.err != nil {
slog.Info(fmt.Sprintf("error looking up CPU memory: %s", C.GoString(memInfo.err))) slog.Info("error looking up CPU memory", "error", C.GoString(memInfo.err))
C.free(unsafe.Pointer(memInfo.err)) C.free(unsafe.Pointer(memInfo.err))
return resp return resp
} }
gpuInfo := GpuInfo{
Library: "cpu",
Variant: cpuVariant,
}
gpuInfo.TotalMemory = uint64(memInfo.total)
gpuInfo.FreeMemory = uint64(memInfo.free)
gpuInfo.ID = C.GoString(&memInfo.gpu_id[0])
resp = append(resp, gpuInfo)
}
resp.DeviceCount = uint32(memInfo.count)
resp.FreeMemory = uint64(memInfo.free)
resp.TotalMemory = uint64(memInfo.total)
return resp return resp
} }
func getCPUMem() (memInfo, error) { func GetCPUMem() (memInfo, error) {
var ret memInfo var ret memInfo
var info C.mem_info_t var info C.mem_info_t
C.cpu_check_ram(&info) C.cpu_check_ram(&info)
...@@ -243,29 +247,12 @@ func getCPUMem() (memInfo, error) { ...@@ -243,29 +247,12 @@ func getCPUMem() (memInfo, error) {
return ret, nil return ret, nil
} }
func CheckVRAM() (uint64, error) { func FindGPULibs(baseLibName string, defaultPatterns []string) []string {
userLimit := os.Getenv("OLLAMA_MAX_VRAM")
if userLimit != "" {
avail, err := strconv.ParseInt(userLimit, 10, 64)
if err != nil {
return 0, fmt.Errorf("Invalid OLLAMA_MAX_VRAM setting %s: %s", userLimit, err)
}
slog.Info(fmt.Sprintf("user override OLLAMA_MAX_VRAM=%d", avail))
return uint64(avail), nil
}
gpuInfo := GetGPUInfo()
if gpuInfo.FreeMemory > 0 && (gpuInfo.Library == "cuda" || gpuInfo.Library == "rocm") {
return gpuInfo.FreeMemory, nil
}
return 0, fmt.Errorf("no GPU detected") // TODO - better handling of CPU based memory determiniation
}
func FindGPULibs(baseLibName string, patterns []string) []string {
// Multiple GPU libraries may exist, and some may not work, so keep trying until we exhaust them // Multiple GPU libraries may exist, and some may not work, so keep trying until we exhaust them
var ldPaths []string var ldPaths []string
var patterns []string
gpuLibPaths := []string{} gpuLibPaths := []string{}
slog.Info(fmt.Sprintf("Searching for GPU management library %s", baseLibName)) slog.Debug("Searching for GPU library", "name", baseLibName)
switch runtime.GOOS { switch runtime.GOOS {
case "windows": case "windows":
...@@ -283,8 +270,14 @@ func FindGPULibs(baseLibName string, patterns []string) []string { ...@@ -283,8 +270,14 @@ func FindGPULibs(baseLibName string, patterns []string) []string {
} }
patterns = append(patterns, filepath.Join(d, baseLibName+"*")) patterns = append(patterns, filepath.Join(d, baseLibName+"*"))
} }
slog.Debug(fmt.Sprintf("gpu management search paths: %v", patterns)) patterns = append(patterns, defaultPatterns...)
slog.Debug("gpu library search", "globs", patterns)
for _, pattern := range patterns { for _, pattern := range patterns {
// Nvidia PhysX known to return bogus results
if strings.Contains(pattern, "PhysX") {
slog.Debug("skipping PhysX cuda library path", "path", pattern)
}
// Ignore glob discovery errors // Ignore glob discovery errors
matches, _ := filepath.Glob(pattern) matches, _ := filepath.Glob(pattern)
for _, match := range matches { for _, match := range matches {
...@@ -311,47 +304,66 @@ func FindGPULibs(baseLibName string, patterns []string) []string { ...@@ -311,47 +304,66 @@ func FindGPULibs(baseLibName string, patterns []string) []string {
} }
} }
} }
slog.Info(fmt.Sprintf("Discovered GPU libraries: %v", gpuLibPaths)) slog.Debug("discovered GPU libraries", "paths", gpuLibPaths)
return gpuLibPaths return gpuLibPaths
} }
func LoadNVMLMgmt(nvmlLibPaths []string) *C.nvml_handle_t { func LoadCUDARTMgmt(cudartLibPaths []string) (int, *C.cudart_handle_t, string) {
var resp C.nvml_init_resp_t var resp C.cudart_init_resp_t
resp.ch.verbose = getVerboseState() resp.ch.verbose = getVerboseState()
for _, libPath := range nvmlLibPaths { for _, libPath := range cudartLibPaths {
lib := C.CString(libPath) lib := C.CString(libPath)
defer C.free(unsafe.Pointer(lib)) defer C.free(unsafe.Pointer(lib))
C.nvml_init(lib, &resp) C.cudart_init(lib, &resp)
if resp.err != nil { if resp.err != nil {
slog.Info(fmt.Sprintf("Unable to load NVML management library %s: %s", libPath, C.GoString(resp.err))) slog.Debug("Unable to load cudart", "library", libPath, "error", C.GoString(resp.err))
C.free(unsafe.Pointer(resp.err)) C.free(unsafe.Pointer(resp.err))
} else { } else {
return &resp.ch return int(resp.num_devices), &resp.ch, libPath
} }
} }
return nil return 0, nil, ""
} }
func LoadCUDARTMgmt(cudartLibPaths []string) *C.cudart_handle_t { func LoadNVCUDAMgmt(nvcudaLibPaths []string) (int, *C.nvcuda_handle_t, string) {
var resp C.cudart_init_resp_t var resp C.nvcuda_init_resp_t
resp.ch.verbose = getVerboseState() resp.ch.verbose = getVerboseState()
for _, libPath := range cudartLibPaths { for _, libPath := range nvcudaLibPaths {
lib := C.CString(libPath) lib := C.CString(libPath)
defer C.free(unsafe.Pointer(lib)) defer C.free(unsafe.Pointer(lib))
C.cudart_init(lib, &resp) C.nvcuda_init(lib, &resp)
if resp.err != nil { if resp.err != nil {
slog.Info(fmt.Sprintf("Unable to load cudart CUDA management library %s: %s", libPath, C.GoString(resp.err))) slog.Debug("Unable to load nvcuda", "library", libPath, "error", C.GoString(resp.err))
C.free(unsafe.Pointer(resp.err)) C.free(unsafe.Pointer(resp.err))
} else { } else {
return &resp.ch return int(resp.num_devices), &resp.ch, libPath
} }
} }
return nil return 0, nil, ""
} }
func getVerboseState() C.uint16_t { func getVerboseState() C.uint16_t {
if debug := os.Getenv("OLLAMA_DEBUG"); debug != "" { if envconfig.Debug {
return C.uint16_t(1) return C.uint16_t(1)
} }
return C.uint16_t(0) return C.uint16_t(0)
} }
// Given the list of GPUs this instantiation is targeted for,
// figure out the visible devices environment variable
//
// If different libraries are detected, the first one is what we use
func (l GpuInfoList) GetVisibleDevicesEnv() (string, string) {
if len(l) == 0 {
return "", ""
}
switch l[0].Library {
case "cuda":
return cudaGetVisibleDevicesEnv(l)
case "rocm":
return rocmGetVisibleDevicesEnv(l)
default:
slog.Debug("no filter required for library " + l[0].Library)
return "", ""
}
}
gpu/gpu_darwin.go
View file @ 920a4b07
...@@ -9,52 +9,47 @@ package gpu ...@@ -9,52 +9,47 @@ package gpu
*/ */
import "C" import "C"
import ( import (
"fmt"
"log/slog"
"os"
"runtime" "runtime"
"strconv"
)
// CheckVRAM returns the free VRAM in bytes on Linux machines with NVIDIA GPUs
func CheckVRAM() (uint64, error) {
userLimit := os.Getenv("OLLAMA_MAX_VRAM")
if userLimit != "" {
avail, err := strconv.ParseInt(userLimit, 10, 64)
if err != nil {
return 0, fmt.Errorf("Invalid OLLAMA_MAX_VRAM setting %s: %s", userLimit, err)
}
slog.Info(fmt.Sprintf("user override OLLAMA_MAX_VRAM=%d", avail))
return uint64(avail), nil
}
if runtime.GOARCH == "amd64" { "github.com/ollama/ollama/format"
// gpu not supported, this may not be metal )
return 0, nil
}
return uint64(C.getRecommendedMaxVRAM()), nil const (
} metalMinimumMemory = 384 * format.MebiByte
)
func GetGPUInfo() GpuInfo { func GetGPUInfo() GpuInfoList {
mem, _ := getCPUMem() mem, _ := GetCPUMem()
if runtime.GOARCH == "amd64" { if runtime.GOARCH == "amd64" {
return GpuInfo{ return []GpuInfo{
{
Library: "cpu", Library: "cpu",
Variant: GetCPUVariant(), Variant: GetCPUVariant(),
memInfo: mem, memInfo: mem,
},
} }
} }
return GpuInfo{ info := GpuInfo{
Library: "metal", Library: "metal",
memInfo: mem, ID: "0",
} }
info.TotalMemory = uint64(C.getRecommendedMaxVRAM())
// TODO is there a way to gather actual allocated video memory? (currentAllocatedSize doesn't work)
info.FreeMemory = info.TotalMemory
info.MinimumMemory = metalMinimumMemory
return []GpuInfo{info}
} }
func getCPUMem() (memInfo, error) { func GetCPUMem() (memInfo, error) {
return memInfo{ return memInfo{
TotalMemory: uint64(C.getPhysicalMemory()), TotalMemory: uint64(C.getPhysicalMemory()),
FreeMemory: 0, FreeMemory: 0,
DeviceCount: 1,
}, nil }, nil
} }
func (l GpuInfoList) GetVisibleDevicesEnv() (string, string) {
// No-op on darwin
return "", ""
}
gpu/gpu_info.h
View file @ 920a4b07
...@@ -38,12 +38,17 @@ ...@@ -38,12 +38,17 @@
extern "C" { extern "C" {
#endif #endif
#define GPU_ID_LEN 64
typedef struct mem_info { typedef struct mem_info {
char *err; // If non-nill, caller responsible for freeing
char gpu_id[GPU_ID_LEN];
uint64_t total; uint64_t total;
uint64_t free; uint64_t free;
unsigned int count;
int igpu_index; // If >= 0, we detected an integrated GPU to ignore // Compute Capability
char *err; // If non-nill, caller responsible for freeing int major;
int minor;
} mem_info_t; } mem_info_t;
void cpu_check_ram(mem_info_t *resp); void cpu_check_ram(mem_info_t *resp);
...@@ -52,8 +57,8 @@ void cpu_check_ram(mem_info_t *resp); ...@@ -52,8 +57,8 @@ void cpu_check_ram(mem_info_t *resp);
} }
#endif #endif
#include "gpu_info_nvml.h"
#include "gpu_info_cudart.h" #include "gpu_info_cudart.h"
#include "gpu_info_nvcuda.h"
#endif // __GPU_INFO_H__ #endif // __GPU_INFO_H__
#endif // __APPLE__ #endif // __APPLE__
\ No newline at end of file
gpu/gpu_info_cpu.c
View file @ 920a4b07
...@@ -8,9 +8,11 @@ void cpu_check_ram(mem_info_t *resp) { ...@@ -8,9 +8,11 @@ void cpu_check_ram(mem_info_t *resp) {
MEMORYSTATUSEX info; MEMORYSTATUSEX info;
info.dwLength = sizeof(info); info.dwLength = sizeof(info);
if (GlobalMemoryStatusEx(&info) != 0) { if (GlobalMemoryStatusEx(&info) != 0) {
resp->count = 1;
resp->total = info.ullTotalPhys; resp->total = info.ullTotalPhys;
resp->free = info.ullAvailPhys; resp->free = info.ullAvailPhys;
resp->major = 0;
resp->minor = 0;
snprintf(&resp->gpu_id[0], GPU_ID_LEN, "0");
} else { } else {
resp->err = LOAD_ERR(); resp->err = LOAD_ERR();
} }
...@@ -27,9 +29,11 @@ void cpu_check_ram(mem_info_t *resp) { ...@@ -27,9 +29,11 @@ void cpu_check_ram(mem_info_t *resp) {
if (sysinfo(&info) != 0) { if (sysinfo(&info) != 0) {
resp->err = strdup(strerror(errno)); resp->err = strdup(strerror(errno));
} else { } else {
resp->count = 1;
resp->total = info.totalram * info.mem_unit; resp->total = info.totalram * info.mem_unit;
resp->free = info.freeram * info.mem_unit; resp->free = info.freeram * info.mem_unit;
resp->major = 0;
resp->minor = 0;
snprintf(&resp->gpu_id[0], GPU_ID_LEN, "0");
} }
return; return;
} }
......
gpu/gpu_info_cudart.c
View file @ 920a4b07
...@@ -6,6 +6,7 @@ ...@@ -6,6 +6,7 @@
void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) { void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) {
cudartReturn_t ret; cudartReturn_t ret;
resp->err = NULL; resp->err = NULL;
resp->num_devices = 0;
const int buflen = 256; const int buflen = 256;
char buf[buflen + 1]; char buf[buflen + 1];
int i; int i;
...@@ -21,6 +22,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) { ...@@ -21,6 +22,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) {
{"cudaGetDeviceCount", (void *)&resp->ch.cudaGetDeviceCount}, {"cudaGetDeviceCount", (void *)&resp->ch.cudaGetDeviceCount},
{"cudaDeviceGetAttribute", (void *)&resp->ch.cudaDeviceGetAttribute}, {"cudaDeviceGetAttribute", (void *)&resp->ch.cudaDeviceGetAttribute},
{"cudaDriverGetVersion", (void *)&resp->ch.cudaDriverGetVersion}, {"cudaDriverGetVersion", (void *)&resp->ch.cudaDriverGetVersion},
{"cudaGetDeviceProperties", (void *)&resp->ch.cudaGetDeviceProperties},
{NULL, NULL}, {NULL, NULL},
}; };
...@@ -36,13 +38,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) { ...@@ -36,13 +38,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) {
return; return;
} }
// TODO once we've squashed the remaining corner cases remove this log
LOG(resp->ch.verbose, "wiring cudart library functions in %s\n", cudart_lib_path);
for (i = 0; l[i].s != NULL; i++) { for (i = 0; l[i].s != NULL; i++) {
// TODO once we've squashed the remaining corner cases remove this log
LOG(resp->ch.verbose, "dlsym: %s\n", l[i].s);
*l[i].p = LOAD_SYMBOL(resp->ch.handle, l[i].s); *l[i].p = LOAD_SYMBOL(resp->ch.handle, l[i].s);
if (!l[i].p) { if (!l[i].p) {
char *msg = LOAD_ERR(); char *msg = LOAD_ERR();
...@@ -63,7 +59,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) { ...@@ -63,7 +59,7 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) {
UNLOAD_LIBRARY(resp->ch.handle); UNLOAD_LIBRARY(resp->ch.handle);
resp->ch.handle = NULL; resp->ch.handle = NULL;
if (ret == CUDA_ERROR_INSUFFICIENT_DRIVER) { if (ret == CUDA_ERROR_INSUFFICIENT_DRIVER) {
resp->err = strdup("your nvidia driver is too old or missing, please upgrade to run ollama"); resp->err = strdup("your nvidia driver is too old or missing. If you have a CUDA GPU please upgrade to run ollama");
return; return;
} }
snprintf(buf, buflen, "cudart init failure: %d", ret); snprintf(buf, buflen, "cudart init failure: %d", ret);
...@@ -85,82 +81,31 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) { ...@@ -85,82 +81,31 @@ void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp) {
driverVersion.minor = (version - (driverVersion.major * 1000)) / 10; driverVersion.minor = (version - (driverVersion.major * 1000)) / 10;
LOG(resp->ch.verbose, "CUDA driver version: %d-%d\n", driverVersion.major, driverVersion.minor); LOG(resp->ch.verbose, "CUDA driver version: %d-%d\n", driverVersion.major, driverVersion.minor);
} }
}
void cudart_check_vram(cudart_handle_t h, mem_info_t *resp) {
resp->err = NULL;
cudartMemory_t memInfo = {0,0,0};
cudartReturn_t ret;
const int buflen = 256;
char buf[buflen + 1];
int i;
if (h.handle == NULL) {
resp->err = strdup("cudart handle isn't initialized");
return;
}
// cudaGetDeviceCount takes int type, resp-> count is uint ret = (*resp->ch.cudaGetDeviceCount)(&resp->num_devices);
int deviceCount;
ret = (*h.cudaGetDeviceCount)(&deviceCount);
if (ret != CUDART_SUCCESS) { if (ret != CUDART_SUCCESS) {
LOG(resp->ch.verbose, "cudaGetDeviceCount err: %d\n", ret);
UNLOAD_LIBRARY(resp->ch.handle);
resp->ch.handle = NULL;
snprintf(buf, buflen, "unable to get device count: %d", ret); snprintf(buf, buflen, "unable to get device count: %d", ret);
resp->err = strdup(buf); resp->err = strdup(buf);
return; return;
} else {
resp->count = (unsigned int)deviceCount;
}
resp->total = 0;
resp->free = 0;
for (i = 0; i < resp-> count; i++) {
ret = (*h.cudaSetDevice)(i);
if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "cudart device failed to initialize");
resp->err = strdup(buf);
return;
}
ret = (*h.cudaMemGetInfo)(&memInfo.free, &memInfo.total);
if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "cudart device memory info lookup failure %d", ret);
resp->err = strdup(buf);
return;
}
LOG(h.verbose, "[%d] CUDA totalMem %lu\n", i, memInfo.total);
LOG(h.verbose, "[%d] CUDA freeMem %lu\n", i, memInfo.free);
resp->total += memInfo.total;
resp->free += memInfo.free;
} }
} }
void cudart_compute_capability(cudart_handle_t h, cudart_compute_capability_t *resp) {
void cudart_check_vram(cudart_handle_t h, int i, mem_info_t *resp) {
resp->err = NULL; resp->err = NULL;
resp->major = 0; cudartMemory_t memInfo = {0,0,0};
resp->minor = 0;
int major = 0;
int minor = 0;
cudartReturn_t ret; cudartReturn_t ret;
const int buflen = 256; const int buflen = 256;
char buf[buflen + 1]; char buf[buflen + 1];
int i;
if (h.handle == NULL) { if (h.handle == NULL) {
resp->err = strdup("cudart handle not initialized"); resp->err = strdup("cudart handle isn't initialized");
return;
}
int devices;
ret = (*h.cudaGetDeviceCount)(&devices);
if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "unable to get cudart device count: %d", ret);
resp->err = strdup(buf);
return; return;
} }
for (i = 0; i < devices; i++) {
ret = (*h.cudaSetDevice)(i); ret = (*h.cudaSetDevice)(i);
if (ret != CUDART_SUCCESS) { if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "cudart device failed to initialize"); snprintf(buf, buflen, "cudart device failed to initialize");
...@@ -168,27 +113,63 @@ void cudart_compute_capability(cudart_handle_t h, cudart_compute_capability_t *r ...@@ -168,27 +113,63 @@ void cudart_compute_capability(cudart_handle_t h, cudart_compute_capability_t *r
return; return;
} }
ret = (*h.cudaDeviceGetAttribute)(&major, cudartDevAttrComputeCapabilityMajor, i); cudaDeviceProp_t props;
ret = (*h.cudaGetDeviceProperties)(&props, i);
if (ret != CUDART_SUCCESS) { if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "device compute capability lookup failure %d: %d", i, ret); LOG(h.verbose, "[%d] device properties lookup failure: %d\n", i, ret);
resp->err = strdup(buf); snprintf(&resp->gpu_id[0], GPU_ID_LEN, "%d", i);
return; resp->major = 0;
resp->minor = 0;
} else {
int allNull = 1;
for (int j = 0; j < 16; j++) {
if (props.uuid.bytes[j] != 0) {
allNull = 0;
break;
}
} }
ret = (*h.cudaDeviceGetAttribute)(&minor, cudartDevAttrComputeCapabilityMinor, i); if (allNull != 0) {
snprintf(&resp->gpu_id[0], GPU_ID_LEN, "%d", i);
} else {
// GPU-d110a105-ac29-1d54-7b49-9c90440f215b
snprintf(&resp->gpu_id[0], GPU_ID_LEN,
"GPU-%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
props.uuid.bytes[0],
props.uuid.bytes[1],
props.uuid.bytes[2],
props.uuid.bytes[3],
props.uuid.bytes[4],
props.uuid.bytes[5],
props.uuid.bytes[6],
props.uuid.bytes[7],
props.uuid.bytes[8],
props.uuid.bytes[9],
props.uuid.bytes[10],
props.uuid.bytes[11],
props.uuid.bytes[12],
props.uuid.bytes[13],
props.uuid.bytes[14],
props.uuid.bytes[15]
);
}
resp->major = props.major;
resp->minor = props.minor;
// TODO add other useful properties from props
}
ret = (*h.cudaMemGetInfo)(&memInfo.free, &memInfo.total);
if (ret != CUDART_SUCCESS) { if (ret != CUDART_SUCCESS) {
snprintf(buf, buflen, "device compute capability lookup failure %d: %d", i, ret); snprintf(buf, buflen, "cudart device memory info lookup failure %d", ret);
resp->err = strdup(buf); resp->err = strdup(buf);
return; return;
} }
// Report the lowest major.minor we detect as that limits our compatibility resp->total = memInfo.total;
if (resp->major == 0 || resp->major > major ) { resp->free = memInfo.free;
resp->major = major;
resp->minor = minor; LOG(h.verbose, "[%s] CUDA totalMem %lu\n", resp->gpu_id, resp->total);
} else if ( resp->major == major && resp->minor > minor ) { LOG(h.verbose, "[%s] CUDA freeMem %lu\n", resp->gpu_id, resp->free);
resp->minor = minor; LOG(h.verbose, "[%s] Compute Capability %d.%d\n", resp->gpu_id, resp->major, resp->minor);
}
}
} }
void cudart_release(cudart_handle_t h) { void cudart_release(cudart_handle_t h) {
......
gpu/gpu_info_cudart.h
View file @ 920a4b07
...@@ -6,14 +6,20 @@ ...@@ -6,14 +6,20 @@
// Just enough typedef's to dlopen/dlsym for memory information // Just enough typedef's to dlopen/dlsym for memory information
typedef enum cudartReturn_enum { typedef enum cudartReturn_enum {
CUDART_SUCCESS = 0, CUDART_SUCCESS = 0,
CUDART_UNSUPPORTED = 1, CUDART_ERROR_INVALID_VALUE = 1,
CUDA_ERROR_INSUFFICIENT_DRIVER = 35, CUDART_ERROR_MEMORY_ALLOCATION = 2,
CUDART_ERROR_INSUFFICIENT_DRIVER = 35,
// Other values omitted for now... // Other values omitted for now...
} cudartReturn_t; } cudartReturn_t;
typedef enum cudartDeviceAttr_enum { typedef enum cudartDeviceAttr_enum {
cudartDevAttrComputeCapabilityMajor = 75, cudartDevAttrComputeCapabilityMajor = 75,
cudartDevAttrComputeCapabilityMinor = 76, cudartDevAttrComputeCapabilityMinor = 76,
// TODO - not yet wired up but may be useful for Jetson or other
// integrated GPU scenarios with shared memory
cudaDevAttrIntegrated = 18
} cudartDeviceAttr_t; } cudartDeviceAttr_t;
typedef void *cudartDevice_t; // Opaque is sufficient typedef void *cudartDevice_t; // Opaque is sufficient
...@@ -28,6 +34,92 @@ typedef struct cudartDriverVersion { ...@@ -28,6 +34,92 @@ typedef struct cudartDriverVersion {
int minor; int minor;
} cudartDriverVersion_t; } cudartDriverVersion_t;
typedef struct cudaUUID {
unsigned char bytes[16];
} cudaUUID_t;
typedef struct cudaDeviceProp {
char name[256]; /**< ASCII string identifying device */
cudaUUID_t uuid; /**< 16-byte unique identifier */
char luid[8]; /**< 8-byte locally unique identifier. Value is undefined on TCC and non-Windows platforms */
unsigned int luidDeviceNodeMask; /**< LUID device node mask. Value is undefined on TCC and non-Windows platforms */
size_t totalGlobalMem; /**< Global memory available on device in bytes */
size_t sharedMemPerBlock; /**< Shared memory available per block in bytes */
int regsPerBlock; /**< 32-bit registers available per block */
int warpSize; /**< Warp size in threads */
size_t memPitch; /**< Maximum pitch in bytes allowed by memory copies */
int maxThreadsPerBlock; /**< Maximum number of threads per block */
int maxThreadsDim[3]; /**< Maximum size of each dimension of a block */
int maxGridSize[3]; /**< Maximum size of each dimension of a grid */
int clockRate; /**< Clock frequency in kilohertz */
size_t totalConstMem; /**< Constant memory available on device in bytes */
int major; /**< Major compute capability */
int minor; /**< Minor compute capability */
size_t textureAlignment; /**< Alignment requirement for textures */
size_t texturePitchAlignment; /**< Pitch alignment requirement for texture references bound to pitched memory */
int deviceOverlap; /**< Device can concurrently copy memory and execute a kernel. Deprecated. Use instead asyncEngineCount. */
int multiProcessorCount; /**< Number of multiprocessors on device */
int kernelExecTimeoutEnabled; /**< Specified whether there is a run time limit on kernels */
int integrated; /**< Device is integrated as opposed to discrete */
int canMapHostMemory; /**< Device can map host memory with cudaHostAlloc/cudaHostGetDevicePointer */
int computeMode; /**< Compute mode (See ::cudaComputeMode) */
int maxTexture1D; /**< Maximum 1D texture size */
int maxTexture1DMipmap; /**< Maximum 1D mipmapped texture size */
int maxTexture1DLinear; /**< Deprecated, do not use. Use cudaDeviceGetTexture1DLinearMaxWidth() or cuDeviceGetTexture1DLinearMaxWidth() instead. */
int maxTexture2D[2]; /**< Maximum 2D texture dimensions */
int maxTexture2DMipmap[2]; /**< Maximum 2D mipmapped texture dimensions */
int maxTexture2DLinear[3]; /**< Maximum dimensions (width, height, pitch) for 2D textures bound to pitched memory */
int maxTexture2DGather[2]; /**< Maximum 2D texture dimensions if texture gather operations have to be performed */
int maxTexture3D[3]; /**< Maximum 3D texture dimensions */
int maxTexture3DAlt[3]; /**< Maximum alternate 3D texture dimensions */
int maxTextureCubemap; /**< Maximum Cubemap texture dimensions */
int maxTexture1DLayered[2]; /**< Maximum 1D layered texture dimensions */
int maxTexture2DLayered[3]; /**< Maximum 2D layered texture dimensions */
int maxTextureCubemapLayered[2];/**< Maximum Cubemap layered texture dimensions */
int maxSurface1D; /**< Maximum 1D surface size */
int maxSurface2D[2]; /**< Maximum 2D surface dimensions */
int maxSurface3D[3]; /**< Maximum 3D surface dimensions */
int maxSurface1DLayered[2]; /**< Maximum 1D layered surface dimensions */
int maxSurface2DLayered[3]; /**< Maximum 2D layered surface dimensions */
int maxSurfaceCubemap; /**< Maximum Cubemap surface dimensions */
int maxSurfaceCubemapLayered[2];/**< Maximum Cubemap layered surface dimensions */
size_t surfaceAlignment; /**< Alignment requirements for surfaces */
int concurrentKernels; /**< Device can possibly execute multiple kernels concurrently */
int ECCEnabled; /**< Device has ECC support enabled */
int pciBusID; /**< PCI bus ID of the device */
int pciDeviceID; /**< PCI device ID of the device */
int pciDomainID; /**< PCI domain ID of the device */
int tccDriver; /**< 1 if device is a Tesla device using TCC driver, 0 otherwise */
int asyncEngineCount; /**< Number of asynchronous engines */
int unifiedAddressing; /**< Device shares a unified address space with the host */
int memoryClockRate; /**< Peak memory clock frequency in kilohertz */
int memoryBusWidth; /**< Global memory bus width in bits */
int l2CacheSize; /**< Size of L2 cache in bytes */
int persistingL2CacheMaxSize; /**< Device's maximum l2 persisting lines capacity setting in bytes */
int maxThreadsPerMultiProcessor;/**< Maximum resident threads per multiprocessor */
int streamPrioritiesSupported; /**< Device supports stream priorities */
int globalL1CacheSupported; /**< Device supports caching globals in L1 */
int localL1CacheSupported; /**< Device supports caching locals in L1 */
size_t sharedMemPerMultiprocessor; /**< Shared memory available per multiprocessor in bytes */
int regsPerMultiprocessor; /**< 32-bit registers available per multiprocessor */
int managedMemory; /**< Device supports allocating managed memory on this system */
int isMultiGpuBoard; /**< Device is on a multi-GPU board */
int multiGpuBoardGroupID; /**< Unique identifier for a group of devices on the same multi-GPU board */
int hostNativeAtomicSupported; /**< Link between the device and the host supports native atomic operations */
int singleToDoublePrecisionPerfRatio; /**< Ratio of single precision performance (in floating-point operations per second) to double precision performance */
int pageableMemoryAccess; /**< Device supports coherently accessing pageable memory without calling cudaHostRegister on it */
int concurrentManagedAccess; /**< Device can coherently access managed memory concurrently with the CPU */
int computePreemptionSupported; /**< Device supports Compute Preemption */
int canUseHostPointerForRegisteredMem; /**< Device can access host registered memory at the same virtual address as the CPU */
int cooperativeLaunch; /**< Device supports launching cooperative kernels via ::cudaLaunchCooperativeKernel */
int cooperativeMultiDeviceLaunch; /**< Deprecated, cudaLaunchCooperativeKernelMultiDevice is deprecated. */
size_t sharedMemPerBlockOptin; /**< Per device maximum shared memory per block usable by special opt in */
int pageableMemoryAccessUsesHostPageTables; /**< Device accesses pageable memory via the host's page tables */
int directManagedMemAccessFromHost; /**< Host can directly access managed memory on the device without migration. */
int maxBlocksPerMultiProcessor; /**< Maximum number of resident blocks per multiprocessor */
int accessPolicyMaxWindowSize; /**< The maximum value of ::cudaAccessPolicyWindow::num_bytes. */
size_t reservedSharedMemPerBlock; /**< Shared memory reserved by CUDA driver per block in bytes */
} cudaDeviceProp_t;
typedef struct cudart_handle { typedef struct cudart_handle {
void *handle; void *handle;
uint16_t verbose; uint16_t verbose;
...@@ -38,23 +130,17 @@ typedef struct cudart_handle { ...@@ -38,23 +130,17 @@ typedef struct cudart_handle {
cudartReturn_t (*cudaGetDeviceCount)(int *); cudartReturn_t (*cudaGetDeviceCount)(int *);
cudartReturn_t (*cudaDeviceGetAttribute)(int* value, cudartDeviceAttr_t attr, int device); cudartReturn_t (*cudaDeviceGetAttribute)(int* value, cudartDeviceAttr_t attr, int device);
cudartReturn_t (*cudaDriverGetVersion) (int *driverVersion); cudartReturn_t (*cudaDriverGetVersion) (int *driverVersion);
cudartReturn_t (*cudaGetDeviceProperties) (cudaDeviceProp_t* prop, int device);
} cudart_handle_t; } cudart_handle_t;
typedef struct cudart_init_resp { typedef struct cudart_init_resp {
char *err; // If err is non-null handle is invalid char *err; // If err is non-null handle is invalid
cudart_handle_t ch; cudart_handle_t ch;
int num_devices;
} cudart_init_resp_t; } cudart_init_resp_t;
typedef struct cudart_compute_capability {
char *err;
int major;
int minor;
} cudart_compute_capability_t;
void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp); void cudart_init(char *cudart_lib_path, cudart_init_resp_t *resp);
void cudart_check_vram(cudart_handle_t ch, mem_info_t *resp); void cudart_check_vram(cudart_handle_t ch, int device_id, mem_info_t *resp);
void cudart_compute_capability(cudart_handle_t th, cudart_compute_capability_t *cc);
void cudart_release(cudart_handle_t ch); void cudart_release(cudart_handle_t ch);
#endif // __GPU_INFO_CUDART_H__ #endif // __GPU_INFO_CUDART_H__
......
gpu/gpu_info_nvcuda.c 0 → 100644
View file @ 920a4b07
#ifndef __APPLE__ // TODO - maybe consider nvidia support on intel macs?
#include <string.h>
#include "gpu_info_nvcuda.h"
void nvcuda_init(char *nvcuda_lib_path, nvcuda_init_resp_t *resp) {
CUresult ret;
resp->err = NULL;
resp->num_devices = 0;
const int buflen = 256;
char buf[buflen + 1];
int i;
struct lookup {
char *s;
void **p;
} l[] = {
{"cuInit", (void *)&resp->ch.cuInit},
{"cuDriverGetVersion", (void *)&resp->ch.cuDriverGetVersion},
{"cuDeviceGetCount", (void *)&resp->ch.cuDeviceGetCount},
{"cuDeviceGet", (void *)&resp->ch.cuDeviceGet},
{"cuDeviceGetAttribute", (void *)&resp->ch.cuDeviceGetAttribute},
{"cuDeviceGetUuid", (void *)&resp->ch.cuDeviceGetUuid},
{"cuCtxCreate_v3", (void *)&resp->ch.cuCtxCreate_v3},
{"cuMemGetInfo_v2", (void *)&resp->ch.cuMemGetInfo_v2},
{"cuCtxDestroy", (void *)&resp->ch.cuCtxDestroy},
{NULL, NULL},
};
resp->ch.handle = LOAD_LIBRARY(nvcuda_lib_path, RTLD_LAZY);
if (!resp->ch.handle) {
char *msg = LOAD_ERR();
LOG(resp->ch.verbose, "library %s load err: %s\n", nvcuda_lib_path, msg);
snprintf(buf, buflen,
"Unable to load %s library to query for Nvidia GPUs: %s",
nvcuda_lib_path, msg);
free(msg);
resp->err = strdup(buf);
return;
}
for (i = 0; l[i].s != NULL; i++) {
*l[i].p = LOAD_SYMBOL(resp->ch.handle, l[i].s);
if (!*l[i].p) {
char *msg = LOAD_ERR();
LOG(resp->ch.verbose, "dlerr: %s\n", msg);
UNLOAD_LIBRARY(resp->ch.handle);
resp->ch.handle = NULL;
snprintf(buf, buflen, "symbol lookup for %s failed: %s", l[i].s,
msg);
free(msg);
resp->err = strdup(buf);
return;
}
}
ret = (*resp->ch.cuInit)(0);
if (ret != CUDA_SUCCESS) {
LOG(resp->ch.verbose, "cuInit err: %d\n", ret);
UNLOAD_LIBRARY(resp->ch.handle);
resp->ch.handle = NULL;
if (ret == CUDA_ERROR_INSUFFICIENT_DRIVER) {
resp->err = strdup("your nvidia driver is too old or missing. If you have a CUDA GPU please upgrade to run ollama");
return;
}
snprintf(buf, buflen, "nvcuda init failure: %d", ret);
resp->err = strdup(buf);
return;
}
int version = 0;
nvcudaDriverVersion_t driverVersion;
driverVersion.major = 0;
driverVersion.minor = 0;
// Report driver version if we're in verbose mode, ignore errors
ret = (*resp->ch.cuDriverGetVersion)(&version);
if (ret != CUDA_SUCCESS) {
LOG(resp->ch.verbose, "cuDriverGetVersion failed: %d\n", ret);
} else {
driverVersion.major = version / 1000;
driverVersion.minor = (version - (driverVersion.major * 1000)) / 10;
LOG(resp->ch.verbose, "CUDA driver version: %d-%d\n", driverVersion.major, driverVersion.minor);
}
ret = (*resp->ch.cuDeviceGetCount)(&resp->num_devices);
if (ret != CUDA_SUCCESS) {
LOG(resp->ch.verbose, "cuDeviceGetCount err: %d\n", ret);
UNLOAD_LIBRARY(resp->ch.handle);
resp->ch.handle = NULL;
snprintf(buf, buflen, "unable to get device count: %d", ret);
resp->err = strdup(buf);
return;
}
}
const int buflen = 256;
void nvcuda_check_vram(nvcuda_handle_t h, int i, mem_info_t *resp) {
resp->err = NULL;
nvcudaMemory_t memInfo = {0,0};
CUresult ret;
CUdevice device = -1;
CUcontext ctx = NULL;
char buf[buflen + 1];
CUuuid uuid = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
if (h.handle == NULL) {
resp->err = strdup("nvcuda handle isn't initialized");
return;
}
ret = (*h.cuDeviceGet)(&device, i);
if (ret != CUDA_SUCCESS) {
snprintf(buf, buflen, "nvcuda device failed to initialize");
resp->err = strdup(buf);
return;
}
resp->major = 0;
resp->minor = 0;
int major = 0;
int minor = 0;
ret = (*h.cuDeviceGetAttribute)(&major, CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR, device);
if (ret != CUDA_SUCCESS) {
LOG(h.verbose, "[%d] device major lookup failure: %d\n", i, ret);
} else {
ret = (*h.cuDeviceGetAttribute)(&minor, CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR, device);
if (ret != CUDA_SUCCESS) {
LOG(h.verbose, "[%d] device minor lookup failure: %d\n", i, ret);
} else {
resp->minor = minor;
resp->major = major;
}
}
ret = (*h.cuDeviceGetUuid)(&uuid, device);
if (ret != CUDA_SUCCESS) {
LOG(h.verbose, "[%d] device uuid lookup failure: %d\n", i, ret);
snprintf(&resp->gpu_id[0], GPU_ID_LEN, "%d", i);
} else {
// GPU-d110a105-ac29-1d54-7b49-9c90440f215b
snprintf(&resp->gpu_id[0], GPU_ID_LEN,
"GPU-%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x",
uuid.bytes[0],
uuid.bytes[1],
uuid.bytes[2],
uuid.bytes[3],
uuid.bytes[4],
uuid.bytes[5],
uuid.bytes[6],
uuid.bytes[7],
uuid.bytes[8],
uuid.bytes[9],
uuid.bytes[10],
uuid.bytes[11],
uuid.bytes[12],
uuid.bytes[13],
uuid.bytes[14],
uuid.bytes[15]
);
}
// To get memory we have to set (and release) a context
ret = (*h.cuCtxCreate_v3)(&ctx, NULL, 0, 0, device);
if (ret != CUDA_SUCCESS) {
snprintf(buf, buflen, "nvcuda failed to get primary device context %d", ret);
resp->err = strdup(buf);
return;
}
ret = (*h.cuMemGetInfo_v2)(&memInfo.free, &memInfo.total);
if (ret != CUDA_SUCCESS) {
snprintf(buf, buflen, "nvcuda device memory info lookup failure %d", ret);
resp->err = strdup(buf);
// Best effort on failure...
(*h.cuCtxDestroy)(ctx);
return;
}
resp->total = memInfo.total;
resp->free = memInfo.free;
LOG(h.verbose, "[%s] CUDA totalMem %lu mb\n", resp->gpu_id, resp->total / 1024 / 1024);
LOG(h.verbose, "[%s] CUDA freeMem %lu mb\n", resp->gpu_id, resp->free / 1024 / 1024);
LOG(h.verbose, "[%s] Compute Capability %d.%d\n", resp->gpu_id, resp->major, resp->minor);
ret = (*h.cuCtxDestroy)(ctx);
if (ret != CUDA_SUCCESS) {
LOG(1, "nvcuda failed to release primary device context %d", ret);
}
}
void nvcuda_release(nvcuda_handle_t h) {
LOG(h.verbose, "releasing nvcuda library\n");
UNLOAD_LIBRARY(h.handle);
// TODO and other context release logic?
h.handle = NULL;
}
#endif // __APPLE__
\ No newline at end of file
gpu/gpu_info_nvcuda.h 0 → 100644
View file @ 920a4b07
#ifndef __APPLE__
#ifndef __GPU_INFO_NVCUDA_H__
#define __GPU_INFO_NVCUDA_H__
#include "gpu_info.h"
// Just enough typedef's to dlopen/dlsym for memory information
typedef enum cudaError_enum {
CUDA_SUCCESS = 0,
CUDA_ERROR_INVALID_VALUE = 1,
CUDA_ERROR_MEMORY_ALLOCATION = 2,
CUDA_ERROR_NOT_INITIALIZED = 3,
CUDA_ERROR_INSUFFICIENT_DRIVER = 35,
// Other values omitted for now...
} CUresult;
typedef enum CUdevice_attribute_enum {
CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR = 75,
CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR = 76,
// TODO - not yet wired up but may be useful for Jetson or other
// integrated GPU scenarios with shared memory
CU_DEVICE_ATTRIBUTE_INTEGRATED = 18
} CUdevice_attribute;
typedef void *nvcudaDevice_t; // Opaque is sufficient
typedef struct nvcudaMemory_st {
uint64_t total;
uint64_t free;
} nvcudaMemory_t;
typedef struct nvcudaDriverVersion {
int major;
int minor;
} nvcudaDriverVersion_t;
typedef struct CUuuid_st {
unsigned char bytes[16];
} CUuuid;
typedef int CUdevice;
typedef void* CUcontext;
typedef struct nvcuda_handle {
void *handle;
uint16_t verbose;
CUresult (*cuInit)(unsigned int Flags);
CUresult (*cuDriverGetVersion)(int *driverVersion);
CUresult (*cuDeviceGetCount)(int *);
CUresult (*cuDeviceGet)(CUdevice* device, int ordinal);
CUresult (*cuDeviceGetAttribute)(int* pi, CUdevice_attribute attrib, CUdevice dev);
CUresult (*cuDeviceGetUuid)(CUuuid* uuid, CUdevice dev); // signature compatible with cuDeviceGetUuid_v2
// Context specific aspects
CUresult (*cuCtxCreate_v3)(CUcontext* pctx, void *params, int len, unsigned int flags, CUdevice dev);
CUresult (*cuMemGetInfo_v2)(uint64_t* free, uint64_t* total);
CUresult (*cuCtxDestroy)(CUcontext ctx);
} nvcuda_handle_t;
typedef struct nvcuda_init_resp {
char *err; // If err is non-null handle is invalid
nvcuda_handle_t ch;
int num_devices;
} nvcuda_init_resp_t;
void nvcuda_init(char *nvcuda_lib_path, nvcuda_init_resp_t *resp);
void nvcuda_check_vram(nvcuda_handle_t ch, int device_id, mem_info_t *resp);
void nvcuda_release(nvcuda_handle_t ch);
#endif // __GPU_INFO_NVCUDA_H__
#endif // __APPLE__
gpu/gpu_info_nvml.c deleted 100644 → 0
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gpu/gpu_info_nvml.h deleted 100644 → 0
View file @ c496967e
#ifndef __APPLE__
#ifndef __GPU_INFO_NVML_H__
#define __GPU_INFO_NVML_H__
#include "gpu_info.h"
// Just enough typedef's to dlopen/dlsym for memory information
typedef enum nvmlReturn_enum {
NVML_SUCCESS = 0,
// Other values omitted for now...
} nvmlReturn_t;
typedef void *nvmlDevice_t; // Opaque is sufficient
typedef struct nvmlMemory_st {
unsigned long long total;
unsigned long long free;
unsigned long long used;
} nvmlMemory_t;
typedef enum nvmlBrandType_enum
{
NVML_BRAND_UNKNOWN = 0,
} nvmlBrandType_t;
typedef struct nvml_handle {
void *handle;
uint16_t verbose;
nvmlReturn_t (*nvmlInit_v2)(void);
nvmlReturn_t (*nvmlShutdown)(void);
nvmlReturn_t (*nvmlDeviceGetHandleByIndex)(unsigned int, nvmlDevice_t *);
nvmlReturn_t (*nvmlDeviceGetMemoryInfo)(nvmlDevice_t, nvmlMemory_t *);
nvmlReturn_t (*nvmlDeviceGetCount_v2)(unsigned int *);
nvmlReturn_t (*nvmlDeviceGetCudaComputeCapability)(nvmlDevice_t, int* major, int* minor);
nvmlReturn_t (*nvmlSystemGetDriverVersion) (char* version, unsigned int length);
nvmlReturn_t (*nvmlDeviceGetName) (nvmlDevice_t device, char* name, unsigned int length);
nvmlReturn_t (*nvmlDeviceGetSerial) (nvmlDevice_t device, char* serial, unsigned int length);
nvmlReturn_t (*nvmlDeviceGetVbiosVersion) (nvmlDevice_t device, char* version, unsigned int length);
nvmlReturn_t (*nvmlDeviceGetBoardPartNumber) (nvmlDevice_t device, char* partNumber, unsigned int length);
nvmlReturn_t (*nvmlDeviceGetBrand) (nvmlDevice_t device, nvmlBrandType_t* type);
} nvml_handle_t;
typedef struct nvml_init_resp {
char *err; // If err is non-null handle is invalid
nvml_handle_t ch;
} nvml_init_resp_t;
typedef struct nvml_compute_capability {
char *err;
int major;
int minor;
} nvml_compute_capability_t;
void nvml_init(char *nvml_lib_path, nvml_init_resp_t *resp);
void nvml_check_vram(nvml_handle_t ch, mem_info_t *resp);
void nvml_compute_capability(nvml_handle_t ch, nvml_compute_capability_t *cc);
void nvml_release(nvml_handle_t ch);
#endif // __GPU_INFO_NVML_H__
#endif // __APPLE__
\ No newline at end of file
gpu/gpu_test.go
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gpu/types.go
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integration/basic_test.go
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integration/concurrency_test.go 0 → 100644
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integration/context_test.go
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integration/llm_image_test.go
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