| From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
|---|---|
| To: | Robert Haas <robertmhaas(at)gmail(dot)com> |
| Cc: | Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Gurjeet Singh <gurjeet(at)singh(dot)im>, PGSQL Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Proposing pg_hibernate |
| Date: | 2014-06-04 18:52:44 |
| Message-ID: | 20140604185244.GA785@awork2.anarazel.de |
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| Thread: | |
| Lists: | pgsql-hackers |
On 2014-06-04 14:50:39 -0400, Robert Haas wrote:
> The thing I was concerned about is that the system might have been in
> recovery for months. What was hot at the time the base backup was
> taken seems like a poor guide to what will be hot at the time of
> promotion. Consider a history table, for example: the pages at the
> end, which have just been written, are much more likely to be useful
> than anything earlier.
I'd assumed that the hibernation files would simply be excluded from the
basebackup...
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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