On 19 May 2014, at 8:12 pm, Naoya Anzai <[email protected]> wrote:
> Hi Matsuo-san
>
> Thank you for your response.
>
>> But I would like you to keep current stopping process
>> because I think it's safer to use STONITH.
>> Could you implement it adding new parameter if you implement?
>
> Sorry,
> I don't fully understand all of pacemaker yet.
>
> In pacemaker,
> Is there a function that a node executes STONITH when
> a resource agent of the other node timed out ?
yes. Specify on-fail=fence for that operation
>
> or
>
> Is there a function that a node executes "harakiri" when
> own resource agent timed out ?
>
> I'm thinking that the resource agent must implement that functions,
> because pacemaker does not provide them.
> Is this wrong ??
>
>> BTW, is it true that the cause of time-out is not "while" but "pg_ctl(-m i)"?
>> If "pg_ctl (-m i)", you need to use time-out parameter or you can use
>> exec_with_timeout().
>
> In My test pattern,
> I issued SIGSTOP signals to all of MASTER-PostgreSQL processes.
> # killall -SIGSTOP postgres
>
> In fact,
> it looks like a resouce agent timed out in pgsql_real_monitor() after pg_ctl(
> -m i) has timed out.
>
> --- real suspend point of the pgsql resource ----
>
> output=`su $OCF_RESKEY_pgdba -c "cd $OCF_RESKEY_pgdata; \
> $OCF_RESKEY_psql $psql_options -U $OCF_RESKEY_pgdba \
> -Atc \"${CHECK_MS_SQL}\""`
>
> -----------------------------------------------
> It's a psql.
>
>
> Regards,
>
> Naoya
>
> ---
> Naoya Anzai
> Engineering Department
> NEC Solution Inovetors, Ltd.
> E-Mail: [email protected]
> ---
>
>
>
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