Re: 9.6 and fsync=off

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Petr Jelinek <petr(at)2ndquadrant(dot)com>
Cc: Magnus Hagander <magnus(at)hagander(dot)net>, Abhijit Menon-Sen <ams(at)2ndquadrant(dot)com>, Craig Ringer <craig(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: 9.6 and fsync=off
Date: 2016-04-27 13:44:26
Message-ID: 24748.1461764666@sss.pgh.pa.us
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Petr Jelinek <petr(at)2ndquadrant(dot)com> writes:
> +1 (Abhijit's wording with data loss changed to data corruption)

I'd suggest something like

#fsync = on # flush data to disk for crash safety
# (turning this off can cause
# unrecoverable data corruption!)

regards, tom lane

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