Horton

Re: Online enabling of checksums

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Magnus Hagander <magnus@hagander.net>
Cc: Andrey Borodin <x4mmm@yandex-team.ru>, Tomas Vondra <tomas.vondra@2ndquadrant.com>, Heikki Linnakangas <hlinnaka@iki.fi>, Daniel Gustafsson <daniel@yesql.se>, Michael Banck <michael.banck@credativ.de>, Robert Haas <robertmhaas@gmail.com>, Greg Stark <stark@mit.edu>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2018-04-05T21:48:20Z
Lists: pgsql-hackers 
Magnus Hagander <magnus@hagander.net> writes:
> I have now pushed this latest version with some minor text adjustments and
> a catversion bump.

crake is not happy --- it's failing cross-version upgrade tests because:


Performing Consistency Checks
-----------------------------
Checking cluster versions                                   ok

old cluster uses data checksums but the new one does not
Failure, exiting


This seems to indicate that you broke pg_upgrade's detection of
checksumming status, or that this patch changed the default
checksum state (which it surely isn't described as doing).

			regards, tom lane

Commits

  1. Online enabling and disabling of data checksums

  2. Deactive flapping checksum isolation tests.

  3. Add support for coordinating record typmods among parallel workers.