Fran Fabrizio wrote:
>
> What's the best way to ensure that Pg is running from a shell script?
> I'm crafting a few RPMs for my projects, one of which will attempt to
> load data into a database, but I want to check that it's running first
> before I try this.
>
> I'm a shell scripting newbie so apologies if the answer is really
> straightforward. I don't know if UNIX processes leave a standard trail
> so that I could just look up if something is listening on 5432, for
> example.
Sure, pg_ctl status:
$ pg_ctl status
pg_ctl: postmaster is running (pid: 7340)
Command line was:
/usr/var/local/postgres/./bin/postmaster '-o' ''
--
Bruce Momjian | http://candle.pha.pa.us
pgman@candle.pha.pa.us | (610) 853-3000
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