[Pacemaker] PCS vs CRM

Chris Feist cfeist at redhat.com
Tue Aug 13 21:14:59 UTC 2013


On 08/13/2013 08:40 AM, Martin Arrieta wrote:
> Hi all,
>
> I'm trying to reproduce the following command with pcs without luck
>
> crm primitive p_mysql ocf:percona:mysql \
>        params config="/etc/my.cnf" pid="/var/lib/mysql/mysqld.pid"
> socket="/var/run/mysqld/mysqld.sock" replication_user="repl_user" \
>               replication_passwd="repluser" max_slave_lag="60"
> evict_outdated_slaves="false" binary="/usr/libexec/mysqld" \
>               test_user="test_user" test_passwd="testuser" \
>        op monitor interval="5s" role="Master" OCF_CHECK_LEVEL="1" \
>        op monitor interval="2s" role="Slave" OCF_CHECK_LEVEL="1" \
>        op start interval="0" timeout="60s" \
>        op stop interval="0" timeout="60s"
>
> You can find the resource here:
>
> https://github.com/percona/percona-pacemaker-agents/blob/master/agents/mysql_prm
>
> And the xml of the resource  here:
>
> http://pastebin.com/yRMV2SVj
>
> Any help will be greatly appreciated!

Previous versions of pcs didn't support the OCF_CHECK_LEVEL option for op monitors.

If you'd be willing to try out the upstream version here: 
https://github.com/feist/pcs

You shouldn't have a problem adding that resource:

The command should look something like this:
pcs resource create p_mysql ocf:percona:mysql \
  config="/etc/my.cnf" pid="/var/lib/mysql/mysqld.pid" \
  socket="/var/run/mysqld/mysqld.sock"  \
  replication_user="repl_user" replication_passwd="repluser" \
  max_slave_lag="60" evict_outdated_slaves="false" \
  binary="/usr/libexec/mysqld" test_user="test_user" test_passwd="testuser" \
  op monitor interval="5s" role="Master" OCF_CHECK_LEVEL="1" \
  op monitor interval="2s" role="Slave" OCF_CHECK_LEVEL="1" \
  op start interval="0" timeout="60s" \
  op stop interval="0" timeout="60s"

Let me know if you have any issues.

Thanks!
Chris

>
> Martin.
>
>
>
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