| From: | Mariel Cherkassky <mariel(dot)cherkassky(at)gmail(dot)com> |
|---|---|
| To: | Rambabu V <ram(dot)wissen(at)gmail(dot)com> |
| Cc: | PostgreSQL mailing lists <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: seeing lag in postgresql replication |
| Date: | 2018-01-08 10:31:56 |
| Message-ID: | CA+t6e1=J-+CQDnAW=2uS+QAF0DJjtNCu=sQW1KbsHtUt001z9A@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-performance |
Hi,
What version of postgresql do you have ?
Do you use streaming replcation or a different tool like repmgr or pgpool
or something else ?
What are all the configurations for you wals(the parameters depends on your
version..) ?
Do you see any errors or warnings in the server log ?
Regards, Mariel.
2018-01-08 11:21 GMT+02:00 Rambabu V <ram(dot)wissen(at)gmail(dot)com>:
> Hi Team,
>
> We are using system with 60 GB RAM and 4 TB , and this is AWS EC2 instance.
> we are seeing some times replication lag 6 to 10 seconds, as this is very
> critical data, we should not see the lag, please help us on this to become
> lag zero.
>
> Regards,
>
> Rambabu Vakada,
>
> PostgreSQL DBA,
>
> 9849137684.
>
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