| From: | Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com> |
|---|---|
| To: | Fujii Masao <masao(dot)fujii(at)gmail(dot)com> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, "Sander, Ingo (NSN - DE/Munich)" <ingo(dot)sander(at)nsn(dot)com>, pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Streaming Replication: Checkpoint_segment and wal_keep_segments on standby |
| Date: | 2010-06-02 11:40:52 |
| Message-ID: | 4C064344.7040601@enterprisedb.com |
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| Lists: | pgsql-hackers |
On 02/06/10 06:23, Fujii Masao wrote:
> On Mon, May 31, 2010 at 7:17 PM, Fujii Masao<masao(dot)fujii(at)gmail(dot)com> wrote:
>> 4) Change it so that checkpoint_segments takes effect in standby mode,
>> but not during recovery otherwise
>
> I revised the patch to achieve 4). This will enable checkpoint_segments
> to trigger a restartpoint like checkpoint_timeout already does, in
> standby mode (i.e., streaming replication or file-based log shipping).
Hmm, XLogCtl->Insert.RedoRecPtr is not updated during recovery, so this
doesn't work.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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