[pgpool-general: 3382] Re: Segmentation fault

Muhammad Usama m.usama at gmail.com
Wed Dec 24 02:24:06 JST 2014


Hi

Can you please provide some more information on how to reproduce this
segmentation fault. or if possible please provide the core dump,
pgpool configuration and pgpool log files.

Thanks
Kind regards
Muhammad usama


On Thu, Dec 18, 2014 at 6:58 AM, Rene Romero Benavides
<rene.romero.b at gmail.com> wrote:
> Hello guys, how do I collect info about this issue?
>
> pgpool-II version 3.4.0 (tataraboshi) master-slave-streaming replication -
> load balancing
>
> # dmesg
>
> ip_tables: (C) 2000-2006 Netfilter Core Team
> pgpool[4236]: segfault at 8 ip 0000000000468007 sp 00007fff37f957a8 error 4
> in pgpool[400000+12c000]
> pgpool[3853]: segfault at 0 ip 0000000000425fd3 sp 00007fff37f956f0 error 4
> in pgpool[400000+12c000]
> pgpool[3854]: segfault at 8 ip 0000000000468007 sp 00007fff37f957e8 error 4
> in pgpool[400000+12c000]
> pgpool[3819]: segfault at 8 ip 0000000000468007 sp 00007fff37f957e8 error 4
> in pgpool[400000+12c000]
> nf_conntrack: table full, dropping packet.
> nf_conntrack: table full, dropping packet.
> nf_conntrack: table full, dropping packet.
> nf_conntrack: table full, dropping packet.
>
>
> # tail pgpool.log
> 2014-12-18 01:18:23: pid 6304: ERROR:  unable to read data from frontend
> 2014-12-18 01:18:23: pid 6304: DETAIL:  socket read failed with an error
> "Connection reset by peer"
> 2014-12-18 01:18:23: pid 3752: WARNING:  child process with pid: 6304 was
> terminated by segmentation fault
>
> I've been issuing pgbench tests all day, maybe I've saturated some operating
> system's buffer or something.
>
> Thanks for your attention.
>
> --
> El genio es 1% inspiración y 99% transpiración.
> Thomas Alva Edison
> http://pglearn.blogspot.mx/
>
>
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