Re: SOMAXCONN (was Re: Solaris source code)

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: SOMAXCONN (was Re: Solaris source code)
Date: 2001-07-10 22:36:21
Message-ID: 15682.994804581@sss.pgh.pa.us
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ncm(at)zembu(dot)com (Nathan Myers) writes:
> All the OSes we know of fold it to 128, currently. We can jump it
> to 10240 now, or later when there are 20GHz CPUs.

> If you want to make it more complicated, it would be more useful to
> be able to set the value lower for runtime environments where PG is
> competing for OS resources with another daemon that deserves higher
> priority.

Hmm, good point. Does anyone have a feeling for the amount of kernel
resources that are actually sucked up by an accept-queue entry? If 128
is the customary limit, is it actually worth worrying about whether
we are setting it to 128 vs. something smaller?

regards, tom lane

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