Re: Page Checksums

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: pgsql-hackers(at)postgresql(dot)org, "Kevin Grittner" <Kevin(dot)Grittner(at)wicourts(dot)gov>, "Alvaro Herrera" <alvherre(at)commandprompt(dot)com>, "Christopher Browne" <cbbrowne(at)gmail(dot)com>, "greg" <greg(at)2ndquadrant(dot)com>, "Robert Haas" <robertmhaas(at)gmail(dot)com>
Subject: Re: Page Checksums
Date: 2011-12-20 18:08:56
Message-ID: 9968.1324404536@sss.pgh.pa.us
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Andres Freund <andres(at)anarazel(dot)de> writes:
> On Tuesday, December 20, 2011 06:38:44 PM Kevin Grittner wrote:
>> What would you want the server to do when a page with a mismatching
>> checksum is read?

> Follow the behaviour of zero_damaged_pages.

Surely not. Nobody runs with zero_damaged_pages turned on in
production; or at least, nobody with any semblance of a clue.

regards, tom lane

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