From: | Michał Nowak <minowack(at)wp(dot)pl> |
---|---|
To: | "pgsql-admin" <pgsql-admin(at)postgresql(dot)org> |
Subject: | Re: semop hanging - Postgres 9.4.4 |
Date: | 2015-12-16 11:31:42 |
Message-ID: | 56714b9e73a011.46114915@wp.pl |
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Lists: | pgsql-admin |
Hello,
> There is no zombi nor defunct process. Now i have 3 stucked processes.
When i try to pg_terminate_backend nothing happens:
strace:
semop(57802972, {{9, -1, 0}}, 1) = 0
semop(57802972, {{9, -1, 0}}, 1) = 0
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
semop(57802972, {{9, -1, 0}}, 1) = 0
--- SIGTERM {si_signo=SIGTERM, si_code=SI_USER, si_pid=4431, si_uid=105} ---
rt_sigreturn() = 139718030872480
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
semop(57802972, {{9, -1, 0}}, 1) = 0
semop(57802972, {{9, -1, 0}}, 1) = 0
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
select(0, NULL, NULL, NULL, {0, 1000}) = 0 (Timeout)
Best Regards,
Michal
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