| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net> |
| Subject: | Re: Interruptible sleeps (was Re: CommitFest 2009-07: Yay, Kevin! Thanks, reviewers!) |
| Date: | 2010-09-11 16:15:52 |
| Message-ID: | 4C8BAB38.3070400@enterprisedb.com |
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| Lists: | pgsql-hackers |
On 11/09/10 18:02, Tom Lane wrote:
> Heikki Linnakangas<heikki(dot)linnakangas(at)enterprisedb(dot)com> writes:
>> Barring any last-minute objections, I'll commit this in the next few
>> days. This patch doesn't affect walreceiver yet; I think the next step
>> is to use the latches to eliminate the polling loop in walreceiver too,
>> so that as soon as a piece of WAL is fsync'd to disk in the standby,
>> it's applied.
>
> I will do some work as well once it's in. Since I was the one
> complaining about extra wakeups in the other processes, I'm willing
> to go fix 'em.
Committed. I'll take a look at making walreceiver respond quickly when
WAL arrives in the standby, using latches, but that shouldn't interfere
with what you're doing.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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