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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Katsuhiko Okano <okano.katsuhiko@oss.ntt.co.jp>
Cc: pgsql-hackers@postgresql.org
Subject: Re: CSStorm occurred again by postgreSQL8.2. (Re: poor performance with Context Switch Storm at TPC-W.)
Date: Tue, 18 Jul 2006 12:51:53 -0400
Message-ID: <5126.1153241513@sss.pgh.pa.us> (raw)
In-Reply-To: <200607181650.EDC81237.LOBJUTPuIPPBLLV@oss.ntt.co.jp>
References: <200607112009.FED09315.TLPPUBIBOPuVLJL@oss.ntt.co.jp>
	<20060711135951.GA3995@surnet.cl>
	<200607141457.CFC04165.PBLJLPVTILUBOPu@oss.ntt.co.jp>
	<200607181650.EDC81237.LOBJUTPuIPPBLLV@oss.ntt.co.jp>

Katsuhiko Okano <okano.katsuhiko@oss.ntt.co.jp> writes:
> It does not solve, even if it increases the number of NUM_SUBTRANS_BUFFERS.
> The problem was only postponed.

Can you provide a reproducible test case for this?

			regards, tom lane

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  Subject: Re: CSStorm occurred again by postgreSQL8.2. (Re: poor performance with Context Switch Storm at TPC-W.)
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