Trying to understand postgres crash - Mailing list pgsql-general

From Hanns Hartman
Subject Trying to understand postgres crash
Date
Msg-id CAO4T219M8VVT6D4KSsPrrjbHW+aYAtnBj+ZNF13UzphFftxMtw@mail.gmail.com
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Responses Re: Trying to understand postgres crash
Re: Trying to understand postgres crash
List pgsql-general
Hi,

I'm running postgres 8.3.17 on a redhat linux mips derivative and I've
observed a postgres crash and the subsequent messages in my postgres
debug log.

2011-12-21 19:08:49 UTC - LOG:  shutting down
2011-12-21 19:08:49 UTC - PANIC:  concurrent transaction log activity
while database system is shutting down
2011-12-21 19:08:49 UTC - LOG:  background writer process (PID 1423)
was terminated by signal 6: Aborted
2011-12-21 19:08:49 UTC - LOG:  terminating any other active server processes


I'm having trouble understanding what could cause this.  I've looked
through the postgres sources and I don't understand what is "shutting
down" since this happens on a live system where no stop has been
requested.

Also It happens very infrequently and I don't yet know how to reproduce it.

I'm happy to provide more information.

thanks in advance for the help!
-HH

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