| From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
|---|---|
| To: | Magnus Hagander <magnus(at)hagander(dot)net> |
| Cc: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Robert Haas <robertmhaas(at)gmail(dot)com>, "Tsunakawa, Takayuki" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Ashutosh Bapat <ashutosh(dot)bapat(at)enterprisedb(dot)com>, "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: [RFC] Should we fix postmaster to avoid slow shutdown? |
| Date: | 2016-11-23 11:24:13 |
| Message-ID: | CAB7nPqRWQEwX65mcT5hZczKJNpG01JA532M1p6RbuLuk1Uo75A@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Wed, Nov 23, 2016 at 6:15 PM, Magnus Hagander <magnus(at)hagander(dot)net> wrote:
> There's also the consideration of what to do with stats *on the standby*. If
> we WAL log the stats file, then when it replays onthe standby, the stats
> there will be overwritten. And stats like number of index vs seq scans on
> the standby are still interesting and would be lost.
Perhaps it would make sense to separate the stat files by type then?
The action taken for each file depends on its type.
--
Michael
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