memswitch.py: add various mem_latency

experiments/pyexps/memswitch.py

@@ -26,6 +26,7 @@ import simbricks.orchestration.simulators as sim
 
 experiments = []
 num_of_netmem =[1, 2, 3, 4]
+num_mem_lat = [500, 100, 20] #ns
 
 class MemTest(node.AppConfig):
 
@@ -68,7 +69,7 @@ class MemTest(node.AppConfig):
                 '--memory-oper=write '
                 '--memory-block-size=16M '
                 '--memory-access-mode=rnd '
-                '--memory-total-size=1K run'
+                '--memory-total-size=0 run'
             )
         ]
 
@@ -93,8 +94,9 @@ sw_mem_map = [(0, 0, 1024*1024*1024, '00:00:00:00:00:04', 0),
             (2, 0, 512*1024*1024, '00:00:00:00:00:04', 1024*1024*1024),
             (2, 512*1024*1024, 1024*1024*1024, '00:00:00:00:00:05', 1024*1024*1024)]
 
-for h in ['gk', 'gt']:
-    e = exp.Experiment('memsw-' + h)
+for mem_lat in num_mem_lat:
+    for h in ['gk', 'gt']:
+        e = exp.Experiment('memsw-' + h + f'-{mem_lat}')
         e.checkpoint = True
 
         # Add three MemNics for each host
@@ -103,18 +105,24 @@ for h in ['gk', 'gt']:
         mem0.addr = 0x2000000000 #0x2000000000000000
         mem0.mac = '00:00:00:00:00:01'
         mem0.as_id = 0
+        mem0.sync_period = mem_lat
+        mem0.mem_latency = mem_lat
 
         mem1 = sim.MemNIC()
         mem1.name = 'mem1'
         mem1.addr = 0x2000000000 #0x2000000000000000
         mem1.mac = '00:00:00:00:00:02'
         mem1.as_id = 1
+        mem1.sync_period = mem_lat
+        mem1.mem_latency = mem_lat
 
         mem2 = sim.MemNIC()
         mem2.name = 'mem2'
         mem2.addr = 0x2000000000 #0x2000000000000000
         mem2.mac = '00:00:00:00:00:03'
         mem2.as_id = 2
+        mem2.sync_period = mem_lat
+        mem2.mem_latency = mem_lat
 
         # Add two NetMes
         netmem0 = sim.NetMem()
@@ -131,17 +139,17 @@ for h in ['gk', 'gt']:
         node_config0 = node.NodeConfig()
         node_config0.kcmd_append += 'numa=fake=2'
         #node_config0.nockp = True
-    node_config0.app = MemTest(mem0.addr, 0, mem0.size, True, 5)
+        node_config0.app = MemTest(mem0.addr, 0, mem0.size, True, 1)
 
         node_config1 = node.NodeConfig()
         node_config1.kcmd_append += 'numa=fake=2'
         #node_config1.nockp = True
-    node_config1.app = MemTest(mem1.addr, 1, mem1.size, True, 5)
+        node_config1.app = MemTest(mem1.addr, 1, mem1.size, True, 1)
 
         node_config2 = node.NodeConfig()
         node_config2.kcmd_append += 'numa=fake=2'
         #node_config2.nockp = True
-    node_config2.app = MemTest(mem2.addr, 2, mem2.size, True, 5)
+        node_config2.app = MemTest(mem2.addr, 2, mem2.size, True, 1)
 
         net = sim.MemSwitchNet()
         for tp in sw_mem_map: