Update o2_dpg_workflow_runner.py

protect setting nice value against exception
AliceO2Group · Mar 2, 2021 · 6b1f33f · 6b1f33f
1 parent 2e31c7c
commit 6b1f33f
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/MC/bin/o2_dpg_workflow_runner.py b/MC/bin/o2_dpg_workflow_runner.py
@@ -430,8 +430,11 @@ def submit(self, tid, nice=0):
           taskenv.update(self.workflowspec['stages'][tid]['env'])
 
       p = psutil.Popen(['/bin/bash','-c',c], cwd=workdir, env=taskenv)
-      p.nice(nice)
-      self.nicevalues[tid]=nice
+      try:
+          p.nice(nice)
+          self.nicevalues[tid]=nice
+      except (psutil.NoSuchProcess, psutil.AccessDenied):
+          self.nicevalues[tid]=0
       return p
 
     def ok_to_submit(self, tid, backfill=False):