Re: Pacemaker 10-15% CPU.

On Fri, Oct 30, 2015 at 10:02:49AM +0000, Karthik wrote:
> Hello,
>   We are using Pacemaker to manage the services that run on a node, as pa=
rt =

> of a service management framework, and manage the nodes running the servi=
ces =

> as a cluster.  One service will be running as 1+1 and other services with=
 be =

> N+1. =

> =

>   During our testing, we see that the pacemaker processes are taking abou=
t =

> 10-15% of the CPU.  We would like to know if this is normal and could the =

> CPU utilization be minimised.  =

> =

> Sample Output of most used CPU process in a Active Manager is

> We also observed that the processes are not distributed equally to all th=
e =

> available cores and saw that Redhat acknowledging that rhel doesn't =

> distribute to the available cores efficiently.  We are trying to use =

> IRQbalance to spread the processes to the available cores equally.
> =

> Please let us know if there is any way we could minimise the CPU =

> utilisation.  We dont require stonith feature, but there is no way stop t=
hat =

> daemon from running to our knowledge.  If that is also possible, please l=
et =

> us know.

Has been answered on the Pacemaker/Clusterlabs list meanwhile.

-- =

: Lars Ellenberg
: http://www.LINBIT.com | Your Way to High Availability
: DRBD, Linux-HA  and  Pacemaker support and consulting

DRBD=AE and LINBIT=AE are registered trademarks of LINBIT, Austria.
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