Re: Handing off SLRU fsyncs to the checkpointer

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Thomas Munro <thomas(dot)munro(at)gmail(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Handing off SLRU fsyncs to the checkpointer
Date: 2020-08-07 14:44:35
Message-ID: CA+TgmoYcNcndgbicYxWxKborW4Yvp7v26BUMxuipfFV6Widg2g@mail.gmail.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-hackers

On Wed, Aug 5, 2020 at 2:01 AM Thomas Munro <thomas(dot)munro(at)gmail(dot)com> wrote:
> * Master is around 11% faster than last week before commit c5315f4f
> "Cache smgrnblocks() results in recovery."
> * This patch gives a similar speedup, bringing the total to around 25%
> faster than last week (the time is ~20% less, the WAL processing speed
> is ~1.25x).

Dang, that's pretty nice, especially for the relatively small amount
of code that it seems to require.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company

In response to

Responses

Browse pgsql-hackers by date

  From Date Subject
Next Message Tom Lane 2020-08-07 15:36:45 Re: Parallel worker hangs while handling errors.
Previous Message Robert Haas 2020-08-07 14:39:21 Re: [Patch] Optimize dropping of relation buffers using dlist