| From: | Heikki Linnakangas <heikki(at)enterprisedb(dot)com> |
|---|---|
| To: | Greg Smith <gsmith(at)gregsmith(dot)com> |
| Cc: | Patches <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: Load Distributed Checkpoints, take 3 |
| Date: | 2007-06-22 21:22:15 |
| Message-ID: | 467C3D87.2060301@enterprisedb.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-patches |
Greg Smith wrote:
> On Fri, 22 Jun 2007, Tom Lane wrote:
>
>> Greg had worried about being able to turn this behavior off, so we'd
>> still need at least a bool, and we might as well expose the fraction
>> instead. I agree with removing the non-LRU part of the bgwriter's
>> write logic though
>
> If you accept that being able to turn LDC off is important, people who
> aren't turning it on may still want the existing bgwriter_all_* settings
> so they can keep running things the way they are now. It's certainly
> reasonable to skip that code path when doing things the LDC way.
Well, if you don't want anything to change, don't upgrade.
--
Heikki Linnakangas
EnterpriseDB http://www.enterprisedb.com
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