[Pacemaker] pacemaker processes RSS growth

Andrew Beekhof andrew at beekhof.net
Thu Sep 6 07:19:38 UTC 2012


On Thu, Sep 6, 2012 at 5:14 PM, Vladislav Bogdanov <bubble at hoster-ok.com> wrote:
> Hi,
>
> I noticed that some pacemaker processes grow during operation (commit
> 8535316). Running on top of corosync 2.0.1.
> I notched RSS size (RES as htop reports) with interval of ~18 hours.
> First column is notched after ~1 hour of operation.
>
> Results are:
> pengine      23568       23780
> crmd         15592       17420
> cib          12356       12380
> lrmd          4396       14128
> stonithd      3812        3812
> attrd         3240        3244
> pacemakerd    3104        3104
>
> Cluster is totally static, except cluster-recheck-interval is set to
> 3min. No actions had been taken after the first notch.
>
> This make me think of some slow memory leaks in crmd and lrmd, but I
> can't say that for sure because of glib.
>
> I do not know if CTS or coverity cover this, so I can try to run under
> valgrind if somebody give me instructions how to do that.

Check the bottom of /etc/sysconfig/pacemaker :-)
Valgrind takes a heavy toll though... perhaps set

export G_SLICE=always-malloc

first to rule out glib's funky allocator.

>
> I can send CIB contents if needed.
>
> Vladislav
>
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