Re: Enabling Checksums - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: Enabling Checksums
Date
Msg-id 20130410142342.GC17800@momjian.us
Whole thread Raw
In response to Re: Enabling Checksums  (Ants Aasma <ants@cybertec.at>)
List pgsql-hackers
On Wed, Apr 10, 2013 at 01:15:12PM +0300, Ants Aasma wrote:
> > This work needs to happen now, since once the checksum algorithm is set we
> > won't easily be able to change it.
> 
> The page checksum algorithm needs to be decided now, but WAL CRCs and
> full page writes can be changed in 9.4 and don't need to be perfect on
> the first try.

I can confirm that --- pg_upgrade doesn't copy any of the WAL stream
from old to new cluster.

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + It's impossible for everything to be true. +



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