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Re: Sequential Scan Read-Ahead - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Sequential Scan Read-Ahead
Date
Msg-id 12342.1019705420@sss.pgh.pa.us
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In response to Re: Sequential Scan Read-Ahead  (Curt Sampson <cjs@cynic.net>)
Responses Re: Sequential Scan Read-Ahead  (Tatsuo Ishii <t-ishii@sra.co.jp>)
Re: Sequential Scan Read-Ahead  (Curt Sampson <cjs@cynic.net>)
List pgsql-hackers
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Curt Sampson <cjs@cynic.net> writes:
> Grabbing bigger chunks is always optimal, AFICT, if they're not
> *too* big and you use the data. A single 64K read takes very little
> longer than a single 8K read.

Proof?
        regards, tom lane

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