Horton

Re: Speedup twophase transactions

Michael Paquier <michael.paquier@gmail.com>

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From: Michael Paquier <michael.paquier@gmail.com>
To: Stas Kelvich <s.kelvich@postgrespro.ru>
Cc: Simon Riggs <simon@2ndquadrant.com>, PostgreSQL mailing lists <pgsql-hackers@postgresql.org>, Jesper Pedersen <jesper.pedersen@redhat.com>, Robert Haas <robertmhaas@gmail.com>
Date: 2016-09-06T09:03:53Z
Lists: pgsql-hackers 
On Tue, Sep 6, 2016 at 5:58 PM, Stas Kelvich <s.kelvich@postgrespro.ru> wrote:
>> On 06 Sep 2016, at 04:41, Michael Paquier <michael.paquier@gmail.com> wrote:
>> This overlaps with TwoPhaseGetGXact but I'd rather keep both things
>> separated: it does not seem worth complicating the existing interface,
>> and putting that in cache during recovery has no meaning.
>
> Oh, I was preparing new version of patch, after fresh look on it. Probably, I should
> said that in this topic. I’ve found a bug in sub transaction handling and now working
> on fix.

What's the problem actually?
-- 
Michael

Commits

  1. Speedup 2PC recovery by skipping two phase state files in normal path

  2. Add tests for two-phase commit

  3. Improve grammar of message about two-phase state files.

  4. Speedup 2PC by skipping two phase state files in normal path