[Linux-cluster] Postgresql service on RHCS

[Chris Harms]

I used a generic script resource instead of the supplied Postgres-8.  It 
didn't seem to work, but then we needed 2 of them and not 1.

If you're using the init script, try using it as a script resource instead.

brad at bradandkim.net wrote:
> I am attempting to set up an active/passive failover environment for
> postgresql-8.2.  I created a failover domain with 2 nodes, one of them
> preferred, added a postgresql-8 resource and an IP address resource.  Now
> when I set up a service I run into problems.  The idea is to have both the
> postgresql-8 resource and the IP address resource within the service so
> that it will move the floating IP to the other node in the domain and
> start postgres on it.   The IP portion seems to work fine but postgresql
> always fails.  I get these error messages:
>
> Aug 14 15:40:47 cdb6 clurgmgrd[4106]: <notice> Starting disabled service
> 10.10.1.221
> Aug 14 15:40:47 cdb6 clurgmgrd: [4106]: <info> Adding IPv4 address
> 10.10.1.236 to bond0
> Aug 14 15:40:48 cdb6 clurgmgrd: [4106]: <info> Starting Service
> postgres-8:cdb6
> Aug 14 15:40:48 cdb6 clurgmgrd: [4106]: <err> Starting Service
> postgres-8:cdb6 > Failed
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <notice> start on postgres-8:cdb6
> returned 1 (generic error)
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <warning> #68: Failed to start
> 10.10.1.221; return value: 1
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <notice> Stopping service 10.10.1.221
> Aug 14 15:40:48 cdb6 clurgmgrd: [4106]: <info> Stopping Service
> postgres-8:cdb6
> Aug 14 15:40:48 cdb6 clurgmgrd: [4106]: <err> Checking Existence Of File
> /var/run/cluster/postgres-8/postgres-8:cdb6.pid [postgres-8:cdb6] > Failed
> - File Doesn't Exist
> Aug 14 15:40:48 cdb6 clurgmgrd: [4106]: <err> Stopping Service
> postgres-8:cdb6 > Failed
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <notice> stop on postgres-8:cdb6
> returned 1 (generic error)
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <crit> #12: RG 10.10.1.221 failed to
> stop; intervention required
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <notice> Service 10.10.1.221 is failed
> Aug 14 15:40:48 cdb6 clurgmgrd[4106]: <crit> #13: Service 10.10.1.221
> failed to stop cleanly
>
>
> Here are the relavent portions of cluster.conf:
>
>                <failoverdomains>
>                         <failoverdomain name="cdb6_pgsql" ordered="1"
> restricted="1">
>                                 <failoverdomainnode name="cdb6"
> priority="1"/>
>                                 <failoverdomainnode name="cdb5"
> priority="2"/>
>                         </failoverdomain>
>                 </failoverdomains>
>                 <resources>
>                         <clusterfs device="/dev/mapper/gfsvol1"
> force_unmount="0" fsid="36155" fstype="gfs"
> mountpoint="/mnt/gfs" name="gfs1" options=""/>
>                         <postgres-8
> config_file="/var/lib/pgsql/data/postgresql.conf"
> name="cdb6" postmaster_options=""
> postmaster_user="postgres" shutdown_wait=""/>
>                         <ip address="10.10.1.236" monitor_link="1"/>
>                         <script file="/etc/rc.d/init.d/postgresql"
> name="postgres"/>
>                 </resources>
>                 <service autostart="0" domain="cdb6_pgsql"
> name="10.10.1.221" recovery="relocate">
>                         <ip ref="10.10.1.236"/>
>                         <postgres-8 ref="cdb6"/>
>                 </service>
>
> I looked into the init script failing to return zero issue and I don't
> think that is it.  My postgresql startup script doesn't even show that
> there was an attempt to start it.  When setting up a postgresql-8 resource
> I assume that 'config file' is the config file for postgres or is it the
> startup script '/etc/rc.d/init.d/postgresql'?  Neither works for me.
>
> Any tips would be greatly appreciated.
>
> Brad Crotchett
> brad at bradandkim.net
> http://www.bradandkim.net
>
> --
> Linux-cluster mailing list
> Linux-cluster at redhat.com
> https://www.redhat.com/mailman/listinfo/linux-cluster
>