From 8ac7644ff2521ccba757e680068c5a9f87f78ed0 Mon Sep 17 00:00:00 2001
From: Andre Anjos <andre.anjos@idiap.ch>
Date: Fri, 20 May 2016 13:19:18 +0200
Subject: [PATCH] [backend] Ignore zombie processes that are gone
---
beat/web/backend/models.py | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/beat/web/backend/models.py b/beat/web/backend/models.py
index 43abb9b55..de1b55021 100644
--- a/beat/web/backend/models.py
+++ b/beat/web/backend/models.py
@@ -171,8 +171,12 @@ def _cleanup_zombies():
'''Cleans-up eventual zombie subprocesses launched by the worker'''
for child in psutil.Process().children(recursive=True):
- if child.status() == psutil.STATUS_ZOMBIE:
- child.wait()
+ try:
+ if child.status() == psutil.STATUS_ZOMBIE:
+ child.wait()
+ except psutil.NoSuchProcess:
+ # process is gone meanwhile, which is ok
+ pass
class WorkerManager(models.Manager):
--
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