| From: | Justin Pryzby <pryzby(at)telsasoft(dot)com> |
|---|---|
| To: | Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> |
| Cc: | Sergei Kornilov <sk(at)zsrv(dot)org>, "pgsql-hackers(at)lists(dot)postgresql(dot)org" <pgsql-hackers(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: pg11.1: dsa_area could not attach to segment |
| Date: | 2019-02-12 05:00:58 |
| Message-ID: | 20190212050058.GF31721@telsasoft.com |
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| Lists: | pgsql-hackers |
On Mon, Feb 11, 2019 at 08:43:14PM -0600, Justin Pryzby wrote:
> I have a suspicion that this doesn't happen if
> parallel_leader_participation=off.
I think this is tentatively confirmed..I ran 20 loops for over 90 minutes with
no crash when parallel_leader_participation=off.
On enabling parallel_leader_participation, crash within 10min.
Sergei, could you confirm ?
Thomas:
2019-02-11 23:56:20.611 EST [12699] PANIC: dsa_area could not attach to segment index:6 handle:1376636277
[pryzbyj(at)telsasoft-db postgresql]$ ls /dev/shm/ |grep PostgreSQL.1376636277 || echo Not present.
Not present.
Thanks,
Justin
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