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. +