| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Kiriakos Georgiou <kg(dot)postgresql(at)olympiakos(dot)com> |
| Cc: | pgsql-admin(at)postgresql(dot)org |
| Subject: | Re: is it cool to restart servers as preventive maintenance? |
| Date: | 2016-02-10 20:18:48 |
| Message-ID: | 11957.1455135528@sss.pgh.pa.us |
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| Lists: | pgsql-admin |
Kiriakos Georgiou <kg(dot)postgresql(at)olympiakos(dot)com> writes:
> In the last 12 months I have noticed 3-4 instances of database flakiness that is cured by restarting.
> Ive been using PostgreSQL since 2007 and I havent seen such issues requiring a reboot, but on my current project we do some rather heavy duty PostGIS analysis that apparently stresses the system enough to occasionally cause this (thats my theory anyway.) Im beginning to seriously consider restarting servers on a monthly basis.
What sort of "database flakiness"?
It's possible you're encountering some kind of bug (memory leak?) in
PostGIS, but that would be a bug you ought to get them to fix, not a
reason why periodic restarts are a good idea.
regards, tom lane
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