specification.py: import impl

experiments/simbricks/splitsim/impl.py

@@ -105,7 +105,8 @@ class Gem5Sim(Simulator):
     
     def add(self, host: spec.Host):
         self.hosts.append(host)
-        host.sim = 'gem5'
+        self.nics = host.nics
+        host.sim = self
         self.name = f'{self.hosts[0].id}'
 
         self.experiment.add_host(self)
@@ -146,7 +147,7 @@ class Gem5Sim(Simulator):
 
         for dev in self.nics:
             cmd += (
-                f'--simbricks-pci=connect:{env.dev_pci_path(dev)}'
+                f'--simbricks-pci=connect:{env.dev_pci_path(dev.sim)}'
                 f':latency={self.pci_latency}ns'
                 f':sync_interval={self.sync_period}ns'
             )

experiments/simbricks/splitsim/specification.py

@@ -95,7 +95,8 @@ class Host():
 
     
     def config_str(self) -> str:
-        if self.sim == 'gem5':
+        import simbricks.splitsim.impl as impl
+        if type(self.sim) is impl.Gem5Sim :
             cp_es = [] if self.nockp else ['m5 checkpoint']
             exit_es = ['m5 exit']
         else:
@@ -304,4 +305,4 @@ class Sleep(AppConfig):
         self.server_ip = server_ip
     
     def run_cmds(self, node: Host) -> tp.List[str]:
-        return ['sleep']
\ No newline at end of file
+        return ['sleep 10']
\ No newline at end of file