Re: Question about Warm Standby
От | Simon Riggs |
---|---|
Тема | Re: Question about Warm Standby |
Дата | |
Msg-id | 1237360551.3953.164.camel@ebony.2ndQuadrant обсуждение исходный текст |
Ответ на | Question about Warm Standby (Jack W <dbdevelop2000@gmail.com>) |
Список | pgsql-general |
On Tue, 2009-03-17 at 17:59 -0700, Jack W wrote: > I set up a failover system with one primary server and one standby > server. > In the standby server's log, I saw the lines like below: > > Command for restore : copy "E:\archive\00000001000000000000004C" > "pg_xlog\RECOVERYXLOG" > > The above line means that: the transaction log file > 00000001000000000000004C was copied and renamed to RECOVERYXLOG in the > pg_xlog folder of the standby server, right? > So the standby server only keeps each transaction log from the primary > server temporarily in its pg_xlog folder during the recovery > procedure, right? Yes, that is correct. That design allows us to restore continuously without allowing the pg_xlog folder to grow in size. -- Simon Riggs www.2ndQuadrant.com PostgreSQL Training, Services and Support >
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