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check_worker_memory: Fix handling of no queue workers running.

This commit is contained in:
Tim Abbott 2016-07-28 13:25:31 -07:00
parent beedfb2939
commit 69528790a5
1 changed files with 9 additions and 1 deletions
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10
puppet/zulip/files/nagios_plugins/zulip_app_frontend/check_worker_memory
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@ -1,7 +1,15 @@
#!/bin/bash
# Checks for any Zulip queue workers that are leaking memory and thus have a high vsize
datafile=$(mktemp)
ps -o vsize,size,pid,user,command --sort -vsize $(pgrep -f '^python.* /home/zulip/deployments/current/manage.py process_queue') > "$datafile"
# We expect other Nagios checks to monitor for whether no queue
# workers are running, so we give that condition a pass
processes=$(pgrep -f '^python.* /home/zulip/deployments/current/manage.py process_queue')
if [ -z "$processes" ]; then
echo "No workers running"
exit 0
fi
ps -o vsize,size,pid,user,command --sort -vsize $processes > "$datafile"
cat "$datafile"
top_worker=$(cat "$datafile" | head -n2 | tail -n1)
top_worker_memory_usage=$(echo "$top_worker" | cut -f1 -d" ")