Re: BUG #12834: Avoiding Disk Control Writes for better Laptop / SSD compatibility. pgstats

From: John R Pierce <pierce(at)hogranch(dot)com>
To: pgsql-bugs(at)postgresql(dot)org
Subject: Re: BUG #12834: Avoiding Disk Control Writes for better Laptop / SSD compatibility. pgstats
Date: 2015-03-06 20:45:01
Message-ID: 54FA11CD.9090406@hogranch.com
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On 3/6/2015 10:46 AM, Bryce Nesbitt wrote:
> Given the use case on these machines, turning off auto vacuum
> completely was appropriate.
> The 1 minute vacuum is just fine for an active cluster, but the write
> churn on the SSD
> was not worth it here. A read only workload would be fine.

eventually, you HAVE to vacuum for various reasons. you might use a
cron job (or task scheduler) to setup a weekly job that does a vacuumdb -a).

--
john r pierce 37N 122W
somewhere on the middle of the left coast

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