Re: defunct postmasters - Mailing list pgsql-general

From Tom Lane
Subject Re: defunct postmasters
Date
Msg-id 5017.989595757@sss.pgh.pa.us
Whole thread Raw
In response to defunct postmasters  (Philip Crotwell <crotwell@seis.sc.edu>)
Responses Re: defunct postmasters
Re: defunct postmasters
List pgsql-general
Philip Crotwell <crotwell@seis.sc.edu> writes:
> I am running postgres7.1 on redhat 6.2 and my database has gone belly up.

> I know i am not supposed to "kill -9 " the postmaster, but it has become
> completely unresponsive. pgsql just hangs as does stopping with the
> rc.d script.

Actually, kill -9 should be perfectly safe in PG 7.1; it was only
earlier releases that didn't like it.  But before you do that,
would you attach to the top postmaster process (29214) with gdb
and get a stack trace?

> PS I don't know why this happened, but the only theory I have is that I am
> running with -i to allow jdbc connections and I had port scanned the
> machine with nmap shortly before noticing that I could no longer connect.

Hmm, would you see if that's repeatable?

            regards, tom lane

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