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Re: [Linux-cluster] Postgresql service on RHCS



> 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 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
>

I tried that as well and it still fails.  Does rgmanager already know to
use start|stop|restart with the init script?

Thanks,

Brad Crotchett
brad bradandkim net
http://www.bradandkim.net


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