|From:||Masahiko Sawada <sawada(dot)mshk(at)gmail(dot)com>|
|Cc:||Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, Amit Langote <Langote_Amit_f8(at)lab(dot)ntt(dot)co(dot)jp>, Vinayak Pokale <vinpokale(at)gmail(dot)com>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Konstantin Knizhnik <k(dot)knizhnik(at)postgrespro(dot)ru>|
|Subject:||Re: Transactions involving multiple postgres foreign servers|
|Views:||Raw Message | Whole Thread | Download mbox|
On Thu, Jan 26, 2017 at 6:04 PM, vinayak
> Hi Sawada-san,
> On 2017/01/26 16:51, Masahiko Sawada wrote:
> Thank you for reviewing!
> I think this is a bug of pg_fdw_resolver contrib module. I had
> forgotten to change the SQL executed by pg_fdw_resolver process.
> Attached latest version 002 patch.
> As previous version patch conflicts to current HEAD, attached updated
> version patches. Also I fixed some bugs in pg_fdw_xact_resolver and
> added some documentations.
> Please review it.
> Thank you updating the patches.
> I have applied patches on Postgres HEAD.
> I have created the postgres=fdw extension in PostgreSQL and then I got
> segmentation fault.
> =# 2017-01-26 17:52:56.156 JST  LOG: worker process: foreign
> transaction resolver launcher (PID 3418) was terminated by signal 11:
> Segmentation fault
> 2017-01-26 17:52:56.156 JST  LOG: terminating any other active server
> 2017-01-26 17:52:56.156 JST  WARNING: terminating connection because
> of crash of another server process
> 2017-01-26 17:52:56.156 JST  DETAIL: The postmaster has commanded
> this server process to roll back the current transaction and exit, because
> another server process exited abnormally and possibly corrupted shared
> 2017-01-26 17:52:56.156 JST  HINT: In a moment you should be able to
> reconnect to the database and repeat your command.
> Is this a bug?
Thank you for testing!
Sorry, I attached wrong version patch of pg_fdw_xact_resovler. Please
use attached patch.
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
NTT Open Source Software Center
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