Comment 20 for bug 1385755

Revision history for this message
Tomasz 'Zen' Napierala (tzn) wrote : Re: ubuntu kernel cpu dump for node-1 only

We've just reporoduced this bug on the scale lab.
It is caused by "netstat -punt" command launched by corosync:
16762- 1 8850 8850 8850 ? -1 Ssl 0 4:51 /usr/sbin/corosync
16838- 8850 8875 8850 8850 ? -1 S 107 5:18 \_ /usr/lib/pacemaker/cib
16922- 8850 8876 8850 8850 ? -1 S 0 0:38 \_ /usr/lib/pacemaker/stonithd
17011- 8850 8877 8850 8850 ? -1 S 0 1:34 \_ /usr/lib/pacemaker/lrmd
17096- 8877 31182 31182 8850 ? -1 S 0 0:00 | \_ /bin/sh /usr/lib/ocf/resource.d/mirantis/heat-engine start
17220-31182 446 31182 8850 ? -1 S 0 0:00 | | \_ /bin/sh /usr/lib/ocf/resource.d/mirantis/heat-engine start
17348: 446 447 31182 8850 ? -1 R 0 0:00 | | \_ netstat -punt

netstat -p is also causing the same behaviur

I can reproduce it with 100% effectiveness.

It is all starting after massive scale VM creation.