My pacemaker config contains the following settings: LRMD_MAX_CHILDREN="8" export PCMK_ipc_buffer=3172882
This is what I had today to get to 127 Resources defined. I am not sure what I should choose for the PCMK_ipc_type. Do you have any suggestions for large clusters? Thanks Tom On 08/29/2013 11:19 PM, Andrew Beekhof wrote: > On 30/08/2013, at 5:49 AM, Tom Parker <tpar...@cbnco.com> wrote: > >> Hello. Las night I updated my SLES 11 servers to HAE-SP3 which contains >> the following versions of software: >> >> cluster-glue-1.0.11-0.15.28 >> libcorosync4-1.4.5-0.18.15 >> corosync-1.4.5-0.18.15 >> pacemaker-mgmt-2.1.2-0.7.40 >> pacemaker-mgmt-client-2.1.2-0.7.40 >> pacemaker-1.1.9-0.19.102 >> >> With the previous versions of openais/corosync I could run over 200 >> resources with no problems and with very little lag with the management >> commands (crm_mon, crm configure, etc) >> >> Today I am unable to configure more than 127 resources. When I commit >> my 128th resource all the crm commands start to fail (crm_mon just >> hangs) or timeout (ERROR: running cibadmin -Ql: Call cib_query failed >> (-62): Timer expired) >> >> I have attached my original crm config with 201 primitives to this e-mail. >> >> If anyone has any ideas as to what may have changed between pacemaker >> versions that would cause this please let me know. If I can't get this >> solved this week I will have to downgrade to SP2 again. >> >> Thanks for any information. > I suspect you've hit an IPC buffer limit. > > Depending on exactly what went into the SUSE builds, you should have the > following environment variables (documentation from /etc/syconfig/pacemaker > on RHEL) to play with: > > # Force use of a particular class of IPC connection > # PCMK_ipc_type=shared-mem|socket|posix|sysv > > # Specify an IPC buffer size in bytes > # Useful when connecting to really big clusters that exceed the default 20k > buffer > # PCMK_ipc_buffer=20480 > > > > > _______________________________________________ > Linux-HA mailing list > Linux-HA@lists.linux-ha.org > http://lists.linux-ha.org/mailman/listinfo/linux-ha > See also: http://linux-ha.org/ReportingProblems _______________________________________________ Linux-HA mailing list Linux-HA@lists.linux-ha.org http://lists.linux-ha.org/mailman/listinfo/linux-ha See also: http://linux-ha.org/ReportingProblems
