| From: | Adrian Klaver <adrian(dot)klaver(at)aklaver(dot)com> |
|---|---|
| To: | Sterpu Victor <victor(at)caido(dot)ro>, PostgreSQL General <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Windows performance |
| Date: | 2016-02-12 15:45:56 |
| Message-ID: | 56BDFE34.4030902@aklaver.com |
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| Lists: | pgsql-general |
On 02/12/2016 07:37 AM, Sterpu Victor wrote:
> Hello
> Why is Postgres so slow on Windows compared to linux?
> Can I do something to match the performance?
> I have 2 servers:
> - one is Windows 8, CPU XEON, 8 CORES, 32G of RAM - my test query runs
> in 17 seconds
> - the other is Linux CPU XEON, 4 cores, 4 Gh of RAM - my test query runs
> in 2 seconds
Assuming the version of Postgres is the same on both machine.
In any case what are the versions on the machines?
> I run the query on the same database.
What is the query and what is the output of EXPLAIN ANALYZE?
> CPU is not used at max on the servers, RAM is fine.
> Is there a problem with Windows?My gues is that Windows is not using
I will pass on this.
> the hardware resources as it should be.
> Can I do something to fix this?
Are the settings in the postgresql.conf files the same?
> Thank you.
>
--
Adrian Klaver
adrian(dot)klaver(at)aklaver(dot)com
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