On Mon, Sep 20, 2010 at 05:48:40PM -0700, fazool mein wrote:
> Hi,
>
> I want to shut down the server under certain conditions that can be
> checked inside a backend process. For instance, while running
> symmetric
Synchronous?
> replication, if the primary dies, I want the the walreceiver to
> detect that and shutdown the standby. The reason for shutdown is
> that I want to execute some other stuff before I start the standby
> as a primary. Creating a trigger file doesn't help as it converts
> the standby into primary at run time.
>
> Using proc_exit() inside walreceiver only terminates the walreceiver
> process, which postgres starts again. The other way I see is using
> ereport(PANIC, ...). Is there some other way to shutdown the main
> server from within a backend process?
Perhaps I've misunderstood, but since there's already Something
Else(TM) which takes actions, why not send a message to it so it can
take appropriate action on the node, starting with shutting it down?
Cheers,
David.
--
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