Re: Server crash due to SIGBUS(Bus Error) when trying to access the memory created using dsm_create().

From: Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, amul sul <sul_amul(at)yahoo(dot)co(dot)in>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Server crash due to SIGBUS(Bus Error) when trying to access the memory created using dsm_create().
Date: 2017-09-25 20:57:07
Message-ID: CAEepm=3uQhv_wo0MfkDbWc4NTRXS2ddRPA6PgViPzP_B18wVnA@mail.gmail.com
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> On Tue, Sep 26, 2017 at 9:13 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> Pushed with that change; we'll soon see what the buildfarm thinks.

Hmm. One failure in the test modules:

https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=rhinoceros&dt=2017-09-25%2020%3A45%3A02

2017-09-25 13:51:00.753 PDT [9107:6] LOG: worker process: test_shm_mq
(PID 9362) exited with exit code 1
2017-09-25 13:51:00.753 PDT [9360:7] ERROR: could not resize shared
memory segment "/PostgreSQL.1896677221" to 65824 bytes: Success

hostname = centos7x.joeconway.com
uname -r = 3.10.0-229.11.1.el7.x86_64

--
Thomas Munro
http://www.enterprisedb.com

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