| From: | Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org> |
|---|---|
| To: | Jorge Daniel <elgaita(at)hotmail(dot)com> |
| Cc: | "pgsql-admin(at)lists(dot)postgresql(dot)org" <pgsql-admin(at)lists(dot)postgresql(dot)org>, "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org>, "dyuryeva(at)medallia(dot)com" <dyuryeva(at)medallia(dot)com> |
| Subject: | Re: OOM Killing on Docker while ANALYZE running |
| Date: | 2018-01-25 19:47:20 |
| Message-ID: | 20180125194720.ammwkya3dvj23rjc@alvherre.pgsql |
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| Thread: | |
| Lists: | pgsql-admin |
Jorge Daniel wrote:
> Hi guys , I'm dealing with OOM killing on Postgresql 9.4.8 running on docker ,
What is your statistics target? analyze is supposed to acquire samples
of the data, not the whole table ...
> pgbench=# analyze verbose pgbench_accounts;
> INFO: analyzing "public.pgbench_accounts"
> INFO: "pgbench_accounts": scanned 1639345 of 1639345 pages, containing 100000000 live rows and 0 dead rows; 3000000 rows in sample, 100000000 estimated total rows
Here it seems to be saying that it reads all 1.6 million pages ...
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
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