Re: SOMAXCONN (was Re: Solaris source code)

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Bruce Momjian
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Re: SOMAXCONN (was Re: Solaris source code)
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200107110059.f6B0xgV23763@candle.pha.pa.us
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Solaris source code Bruce Momjian <pgman@candle.pha.pa.us>
Re: Solaris source code Mathijs Brands <mathijs@ilse.nl>
Re: Solaris source code Naomi Walker <nwalker@eldocomp.com>
Re: Solaris source code ncm@zembu.com (Nathan Myers)
Re: Solaris source code Bruce Momjian <pgman@candle.pha.pa.us>
Re: Solaris source code Mathijs Brands <mathijs@ilse.nl>
> ncm@zembu.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?

All I can say is keep in mind that Solaris uses SVr4 streams, which are
quite a bit heavier than the BSD-based sockets.  I don't know any
numbers.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610) 853-3000 +  If your life is a hard drive,     |  830 Blythe Avenue +  Christ can be your backup.        |  Drexel Hill, Pennsylvania 19026

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