can u look at the files under /var/lib/pacemaker/pengine these files are generated at periodic intervals.. From these u can know the reason. Are the CPU levels continuously high?
On Fri, Oct 30, 2015 at 3:01 PM, Karthik <karthikeyan.ramas...@ericsson.com> wrote: > Hello, > We are using Pacemaker to manage the services that run on a node, as part > of a service management framework, and manage the nodes running the > services > 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 about > 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 > > USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND > 189 15766 30.4 0.0 94616 12300 ? Ss 18:01 48:15 > /usr/libexec/pacemaker/cib > 189 15770 28.9 0.0 118320 20276 ? Ss 18:01 45:53 > /usr/libexec/pacemaker/pengine > root 15768 2.6 0.0 76196 3420 ? Ss 18:01 4:12 > /usr/libexec/pacemaker/lrmd > root 15767 15.5 0.0 95380 5764 ? Ss 18:01 24:33 > /usr/libexec/pacemaker/stonithd > > USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND > 189 15766 30.5 0.0 94616 12300 ? Ss 18:01 49:58 > /usr/libexec/pacemaker/cib > 189 15770 29.0 0.0 122484 20724 ? Rs 18:01 47:29 > /usr/libexec/pacemaker/pengine > root 15768 2.6 0.0 76196 3420 ? Ss 18:01 4:21 > /usr/libexec/pacemaker/lrmd > root 15767 15.5 0.0 95380 5764 ? Ss 18:01 25:25 > /usr/libexec/pacemaker/stonithd > > > We also observed that the processes are not distributed equally to all the > 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 > that > daemon from running to our knowledge. If that is also possible, please let > us know. > > Thanks, > Karthik. > > > _______________________________________________ > Pacemaker mailing list: Pacemaker@oss.clusterlabs.org > http://oss.clusterlabs.org/mailman/listinfo/pacemaker > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org > -- OSS BSS Developer Hand Phone: 9860788344 [image: Picture]
_______________________________________________ Pacemaker mailing list: Pacemaker@oss.clusterlabs.org http://oss.clusterlabs.org/mailman/listinfo/pacemaker Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org