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Re: [HACKERS] An attempt to reduce WALWriteLock contention - Mailing list pgsql-hackers

From jasrajd
Subject Re: [HACKERS] An attempt to reduce WALWriteLock contention
Date
Msg-id 1498031852888-5967786.post@n3.nabble.com
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In response to [HACKERS] An attempt to reduce WALWriteLock contention  (Kuntal Ghosh <kuntalghosh.2007@gmail.com>)
Responses Re: [HACKERS] An attempt to reduce WALWriteLock contention  (Michael Paquier <michael.paquier@gmail.com>)
Re: [HACKERS] An attempt to reduce WALWriteLock contention  (Andres Freund <andres@anarazel.de>)
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We are also seeing contention on the walwritelock and repeated writes to the
same offset if we move the flush outside the lock in the Azure environment.
pgbench doesn't scale beyond ~8 cores without saturating the IOPs or
bandwidth. Is there more work being done in this area?



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