| From: | Justin Pryzby <pryzby(at)telsasoft(dot)com> |
|---|---|
| To: | Vishwa Kalyankar <vishwakalyankar8(at)gmail(dot)com> |
| Cc: | pgsql-performance(at)lists(dot)postgresql(dot)org |
| Subject: | Re: Same query taking less time in low configuration machine |
| Date: | 2020-07-16 16:04:23 |
| Message-ID: | 20200716160423.GL23581@telsasoft.com |
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| Thread: | |
| Lists: | pgsql-performance |
On Thu, Jul 16, 2020 at 09:13:45PM +0530, Vishwa Kalyankar wrote:
> Hi,
>
> I have two machines - one with 8GB RAM & 4core CPU and the other with 64GB
> Ram & 24 core CPU. Both machines have the same DB (Postgres 12 + Postgis
> 2.5.3). Same query is taking less time in low end machine whereas more
> time in high end machine. Any thoughts on where to look? I have tuned the
When you say "the same DB" what do you mean ?
Is one a pg_dump and restore of the other ?
Or a physical copy like rsync/tar of the data dir ?
> Please find the attachment for query explain & analyze and bonnie result
> of both the machines.
Are the DB settings the ame or how do they differ ?
Maybe you could send explain(analyze,buffers,timing,settings) ?
https://wiki.postgresql.org/wiki/Slow_Query_Questions
--
Justin
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