Re: wal_buffers, redux - Mailing list pgsql-hackers

From Robert Haas
Subject Re: wal_buffers, redux
Date
Msg-id CA+TgmoYw0K+Dp55P1QttCirMBjgZ+srtW=vG2=dWrti2ddws4w@mail.gmail.com
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In response to Re: wal_buffers, redux  (Jeff Janes <jeff.janes@gmail.com>)
List pgsql-hackers
On Wed, Mar 14, 2012 at 3:29 PM, Jeff Janes <jeff.janes@gmail.com> wrote:
> I think my analysis is pretty much a re-wording of yours, but I'd
> emphasize that getting the WALWriteLock is bad not just because they
> fight over the lock, but because someone else (probably background wal
> writer) is camping out on the lock while doing an fsync.

Yeah, good point.

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


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