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From: Josh Berkus <josh@agliodbs.com>
To: Mel Llaguno <mllaguno@coverity.com>
To: pgsql-performance@postgresql.org <pgsql-performance@postgresql.org>
Subject: Re: HFS+ pg_test_fsync performance
Date: Wed, 23 Apr 2014 11:29:00 -0700
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On 04/23/2014 11:19 AM, Mel Llaguno wrote:
> Josh,
> 
> Thanks for the feedback. Given the prevalence of SSDs/VMs, it would be
> useful to start collecting stats/tuning for different operating systems
> for things like fsync (and possibly bonnie++/dd). If the community is
> interested, I¹ve got a performance lab that I¹d be willing to help run
> tests on. Having this information would only improve our ability to
> support our customers.

That would be terrific.  I'd also suggest running the performance test
you have for your production workload, and we could run some different
sizes of pgbench.

I'd be particularly interested in the performance of ZFS tuning options
on Linux ...

-- 
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com


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