| From: | Yeb Havinga <yebhavinga(at)gmail(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Simon Riggs <simon(at)2ndquadrant(dot)com>, Fujii Masao <masao(dot)fujii(at)gmail(dot)com>, Jaime Casanova <jaime(at)2ndquadrant(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Sync Rep and shutdown Re: Sync Rep v19 |
| Date: | 2011-03-20 15:03:04 |
| Message-ID: | 4D861728.2070901@gmail.com |
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| Lists: | pgsql-hackers |
On 2011-03-20 05:44, Robert Haas wrote:
>
> Hmm, I'm not going to be able to reproduce this here, and my test
> setup didn't show a clear regression. I can try beating on it some
> more, but... Any chance you could rerun your test with the latest
> master-branch code, and perhaps also with the patch I proposed
> upthread to remove a branch from the section protection by
> SyncRepLock? I can't really tell from reading the emails you linked
> what was responsible for the slowdowns and speedups, and it is unclear
> to me how much impact my recent changes actually had.
No problem. Could you tell me the name of the "remove a branch from the
section protection by SyncRepLock" ? patch, or perhaps a message-link?
Upthread I see sync-standbys-defined-rearrangement.patch but also two
sync-rep-wait-fixes.
regards,
Yeb Havinga
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