| From: | Simon Riggs <simon(at)2ndQuadrant(dot)com> |
|---|---|
| To: | senthilnathan <senthilnathan(dot)t(at)gmail(dot)com> |
| Cc: | pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Backup's from standby |
| Date: | 2011-08-16 12:51:51 |
| Message-ID: | CA+U5nM+20KrEmb+f71J6c1jN6oKg2iYO_b+ZjQhF489Zs74=Bg@mail.gmail.com |
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| Lists: | pgsql-hackers |
On Tue, Aug 16, 2011 at 7:34 AM, senthilnathan
<senthilnathan(dot)t(at)gmail(dot)com> wrote:
> Thanks for your reply.
>
> What will happen if you issue *checkpoint* at STANDBY. I presume that it
> will flush the data to the disk.
Yes. On the standby that is known as a restartpoint.
> Will there be any conflict with the master WAL.(like checkpoint location...)
No, there is no effect on the master. The restartpoint happens as a
background process on the standby, so replay will continue while we
restart.
--
Simon Riggs http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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