Horton

Re: Online checksums patch - once again

Sergei Kornilov <sk@zsrv.org>

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From: Sergei Kornilov <sk@zsrv.org>
To: Daniel Gustafsson <daniel@yesql.se>, Robert Haas <robertmhaas@gmail.com>
Cc: Michael Paquier <michael@paquier.xyz>, Magnus Hagander <magnus@hagander.net>, Andres Freund <andres@anarazel.de>, Tomas Vondra <tomas.vondra@2ndquadrant.com>, Alvaro Herrera <alvherre@2ndquadrant.com>, PostgreSQL Developers <pgsql-hackers@lists.postgresql.org>
Date: 2019-12-25T11:30:54Z
Lists: pgsql-hackers 
Hello

> Attached is a v15 of the online checksums patchset (minus 0005), rebased on top
> of your v3 ProcSignalBarrier patch rather than Andres' PoC GlobalBarrier patch.
> It does take the, perhaps, controversial approach of replacing the SAMPLE
> barrier with the CHECKSUM barrier. The cfbot will be angry since this email
> doesn't contain the procsignalbarrier patch, but it sounded like that would go
> in shortly so opted for that.

ProcSignalBarrier was committed, so online checksums patchset has no other pending dependencies and should be applied cleanly on master. Right? The patchset needs another rebase in this case, does not apply...

regards, Sergei

Commits

  1. Online enabling and disabling of data checksums

  2. Add documentation chapter about checksums

  3. Record data_checksum_version in control file.