Re: Fsync request queue

From: Robert Haas <robertmhaas(at)gmail(dot)com>
To: Andres Freund <andres(at)anarazel(dot)de>
Cc: Peter Geoghegan <pg(at)bowt(dot)ie>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, PostgreSQL Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Fsync request queue
Date: 2018-05-01 17:21:21
Message-ID: CA+TgmoYwCnG5zqfxYysz5Sx843_mRPOkpT1gSzDpABPokhxs1A@mail.gmail.com
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On Mon, Apr 30, 2018 at 7:08 PM, Andres Freund <andres(at)anarazel(dot)de> wrote:
>> True, but has anyone ever actually observed a non-zero
>> pg_stat_bgwriter.buffers_backend_fsync in the wild after the
>> compaction queue stuff was added/backpatched?
>
> Yes.

Care to elaborate?

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

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