Re: Some thoughts about i/o priorities and throttling vacuum

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Shridhar Daithankar <shridhar_daithankar(at)persistent(dot)co(dot)in>
Cc: Andrew Sullivan <andrew(at)libertyrms(dot)info>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Some thoughts about i/o priorities and throttling vacuum
Date: 2003-10-17 14:22:40
Message-ID: 22467.1066400560@sss.pgh.pa.us
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Shridhar Daithankar <shridhar_daithankar(at)persistent(dot)co(dot)in> writes:
> What part of plain vacuum takes disk bandwidth?

Reading (and possibly rewriting) all the pages.

regards, tom lane

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