| From: | Thomas Munro <thomas(dot)munro(at)enterprisedb(dot)com> |
|---|---|
| To: | Craig Ringer <craig(at)2ndquadrant(dot)com> |
| Cc: | Asim R P <apraveen(at)pivotal(dot)io>, Pg Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Postgres, fsync, and OSs (specifically linux) |
| Date: | 2018-09-28 09:44:22 |
| Message-ID: | CAEepm=3V_nGdEOQEUeyaRtSsuMtfTjHX+7XGtnT3U8AHWdOTgA@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Fri, Sep 28, 2018 at 9:37 PM Thomas Munro
<thomas(dot)munro(at)enterprisedb(dot)com> wrote:
> The 0013 patch also fixes a mistake in the 0010 patch: it is not
> appropriate to call CFI() while waiting to notify the checkpointer of
> a dirty segment, because then ^C could cause the following checkpoint
> not to flush dirty data.
(Though of course it wouldn't actually do that due to an LWLock being
held, but still, I removed the CFI because it was at best misleading).
--
Thomas Munro
http://www.enterprisedb.com
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