Re: postmaster in a tight loop

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Dan Langille <dan(at)langille(dot)org>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: postmaster in a tight loop
Date: 2008-02-12 14:46:09
Message-ID: 20080212144609.GE14683@alvh.no-ip.org
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Dan Langille wrote:

> Looking at ktrace output, I saw a lot of this:
>
> 1172 postgres CALL kse_release(0xbfbfd500)
> 1172 postgres RET kse_release -1 errno 22 Invalid argument

Humm, kse_release seems related to multithreading. Or so says
http://nixdoc.net/man-pages/FreeBSD/kse_release.2.html

I find it a bit worrying that the postmaster is calling that syscall at
all.

--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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