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Re: [PING] fallocate() causes btrfs to never compress postgresql files - Mailing list pgsql-hackers

From Tom Lane
Subject Re: [PING] fallocate() causes btrfs to never compress postgresql files
Date
Msg-id 2818249.1748706121@sss.pgh.pa.us
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In response to [PING] fallocate() causes btrfs to never compress postgresql files  (Dimitrios Apostolou <jimis@gmx.net>)
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Thomas Munro <thomas.munro@gmail.com> writes:
> It's slightly tricky to get smgr to behave differently because of the
> contents of a system catalogue!

The mere thought makes me blanch.  I'm okay with the GUC part,
but I do not think we should put in 0002 --- the odds of
causing serious problems greatly outweigh the value, IMO.
Fundamental layering violations tend to bite you on tender
parts of your anatomy.

            regards, tom lane

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