Re: [PORTS] Port Bug Report: Backend crashes daily.

You have a new version of the ODBC driver, but you might want to upgrade
to the newest version of the server, which is currently v6.4.2 ...


On Tue, 9 Mar 1999, Unprivileged user wrote:

>
> ============================================================================
>                         POSTGRESQL BUG REPORT TEMPLATE
> ============================================================================
>
>
> Your name        : David Secret
> Your email address    : secret@kearneydev.com
>
> Category        : runtime: back-end
> Severity        : serious
>
> Summary: Backend crashes daily.
>
> System Configuration
> --------------------
>   Operating System   : Linux 2.0.36 ELF/Redhat 5.2
>
>   PostgreSQL version : 6.4
>
>   Compiler used      : gcc 2.7.2.3
>
> Hardware:
> ---------
> Linux tau.kearneydev.com 2.0.36 #1 Tue Oct 13 22:17:11 EDT 1998 i686 unknown
> Pentium-II 266MHz 64M RAM
>
> Versions of other tools:
> ------------------------
> GNU Make version 3.76.1, by Richard Stallman and Roland McGrath.
>
> --------------------------------------------------------------------------
>
> Problem Description:
> --------------------
> At least once daily my visual basic 5 program using ODBC version
> 6.40.0004 kills the backend, all postmaster processes immediately
> zombie and I'm dead in the water.  There doesn't seem to be
> a way to reproduce it regularly, as if I do the exact same thing
> again it won't happen.
>
> Here is an excerpt from the end of a -d 3 log:
>
> <Normal queries & such for about 3 megs before this>
> query: SELECT "material_id" ,"name" ,"short_name" ,"legacy" FROM "material" ORDE
> R BY "legacy" DESC,"name"
> ProcessQuery
> CommitTransactionCommand
> ERROR:  postmaster: StreamConnection: accept: Invalid argument
> pmdie 3
> SignalChildren: sending signal 15 to process 11590
> SignalChildren: sending signal 15 to process 11589
> proc_exit(0) [#0]
> shmem_exit(0) [#0]
> .. <Everything dies from here>
>
> I'll definately help by providing a sample of my program or
> whatever debug level log files you'd like, I really love
> PostgreSQL and will support it if I can use it in my projects,
> except for large joins(7 tables) the performance is
> impressive.
>
>
> --------------------------------------------------------------------------
>
> Test Case:
> ----------
> Unfortunately I haven't found a way to reproduce the problem,
> I think there is a small chance the ODBC driver is sending
> something funky to the backend(as it mentions a failed
> stream connect before dying), but no idea how to reproduce
> this.  I'll attempt to capture a log file from the ODBC
> driver, but this is difficult as it only happens on 1 of 3
> machines daily.
>
> --------------------------------------------------------------------------
>
> Solution:
> ---------
>
>
> --------------------------------------------------------------------------
>
>

Marc G. Fournier
Systems Administrator @ hub.org
primary: scrappy@hub.org           secondary: scrappy@{freebsd|postgresql}.org