From: Anthony Sotolongo <asotolongo@gmail.com>
To: Keith <keith@keithf4.com>
To: Sumeet Shukla <sumeet.k.shukla@gmail.com>
Cc: pgsql-admin <pgsql-admin@postgresql.org>
Cc: pgsql-performance@postgresql.org
Subject: Re: [PERFORM] 2 server with same configuration but huge difference in performance
Date: Tue, 1 Aug 2017 10:21:02 -0400
Message-ID: <084c7a84-5035-10b7-80a0-f5c19968c485@gmail.com> (raw)
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Hi Sumeet Shukla
While script is running check the pg_stat_activity, this view can be util
Regards
Anthony
On 01/08/17 10:16, Keith wrote:
>
> On Tue, Aug 1, 2017 at 9:41 AM, Sumeet Shukla
> <sumeet.k.shukla@gmail.com <mailto:sumeet.k.shukla@gmail.com>> wrote:
>
> Hi,
>
> I have 2 PG servers with same h/w and configuration and they are
> not in replication.
>
> On server A it takes 20 minutes to execute the script.
> On server B it takes more than 20 hours. (Seems to be stuck with
> create index and and create foreign key steps)
>
> Any guidance to troubleshoot this would be highly appreciated.
>
> Thanks & Regards,
> Sumeet Shukla
>
>
> Check for long running queries on the server that is taking longer. If
> it's things like CREATE INDEX or ALTER TABLE statements that are being
> blocked, a transaction running on the table involved will cause those
> commands to be held until those transactions complete.
>
> If it's normal read/write queries to that are taking longer, ensure
> the database statistics are up to date by running an analyze.
>
> Keith
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Subject: Re: [PERFORM] 2 server with same configuration but huge difference in performance
In-Reply-To: <084c7a84-5035-10b7-80a0-f5c19968c485@gmail.com>
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