Re: Page Checksums

Florian Weimer <fweimer@bfk.de>

From: Florian Weimer <fweimer@bfk.de>
To: jesper@krogh.cc
Cc: "Robert Treat" <rob@xzilla.net>, "Jim Nasby" <jim@nasby.net>, "Simon Riggs" <simon@2ndquadrant.com>, "Heikki Linnakangas" <heikki.linnakangas@enterprisedb.com>, "Robert Haas" <robertmhaas@gmail.com>, "David Fetter" <david@fetter.org>, "Stephen Frost" <sfrost@snowman.net>, "Aidan Van Dyk" <aidan@highrise.ca>, "Josh Berkus" <josh@agliodbs.com>, pgsql-hackers@postgresql.org, "Greg Smith" <greg@2ndquadrant.com>, "Koichi Suzuki" <koichi.szk@gmail.com>
Date: 2012-01-24T08:16:46Z
Lists: pgsql-hackers
> I would chip in and say that I would prefer sticking to well-known proved
> filesystems like xfs/ext4 and let the application do the checksumming.

Yes, that's a different way of putting my concern.  If you want a proven
file system with checksumming (and an fsck), options are really quite
limited.

> And yes, I would for sure turn such functionality on if it were present.

Same here.  I already use page-level checksum with Berkeley DB.

-- 
Florian Weimer                <fweimer@bfk.de>
BFK edv-consulting GmbH       http://www.bfk.de/
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