| From: | Sergey Konoplev <gray(dot)ru(at)gmail(dot)com> |
|---|---|
| To: | Samrat Revagade <revagade(dot)samrat(at)gmail(dot)com> |
| Cc: | pgsql-general <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Speed up Switchover |
| Date: | 2013-07-26 06:22:18 |
| Message-ID: | CAL_0b1vjKDhBbNAQufuKNkzPpj=uJt5Jpzg=0wtPg8qwHHa5eg@mail.gmail.com |
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| Lists: | pgsql-general |
On Thu, Jul 25, 2013 at 11:00 PM, Samrat Revagade
<revagade(dot)samrat(at)gmail(dot)com> wrote:
>>> secondary without having to rsync the data as it can take up to 10 hours.
>>
>> pg_rewind (https://github.com/vmware/pg_rewind) is what you need.
>
> But I think it has a problem regarding the hint bits which Robert Hass
> pointed out.
> You can still solve hint bit problem by enabling new checksum feature, But
> you have to face consequences such as performance overhead.
Or, if I understand it correct, you can just make sure that there is
no activity on the old master. Right?
>
> You can find the discussion about that on following link:
> http://www.postgresql.org/message-id/flat/CA+TgmoY4j+p7JY69ry8GpOSMMdZNYqU6dtiONPrcxaVG+SPByg(at)mail(dot)gmail(dot)com#CA+TgmoY4j+p7JY69ry8GpOSMMdZNYqU6dtiONPrcxaVG+SPByg@mail.gmail.com
--
Kind regards,
Sergey Konoplev
PostgreSQL Consultant and DBA
Profile: http://www.linkedin.com/in/grayhemp
Phone: USA +1 (415) 867-9984, Russia +7 (901) 903-0499, +7 (988) 888-1979
Skype: gray-hemp
Jabber: gray(dot)ru(at)gmail(dot)com
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