Re: [v9.2] Start new timeline for PITR
| От | Robert Haas |
|---|---|
| Тема | Re: [v9.2] Start new timeline for PITR |
| Дата | |
| Msg-id | BANLkTimx0nO0+JhhjJWudzYvwoEKO=5fxg@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: [v9.2] Start new timeline for PITR (Josh Berkus <josh@agliodbs.com>) |
| Ответы |
Re: [v9.2] Start new timeline for PITR
Re: [v9.2] Start new timeline for PITR |
| Список | pgsql-hackers |
On Fri, Jun 10, 2011 at 2:53 PM, Josh Berkus <josh@agliodbs.com> wrote: >> Let's imagine we're taking filesystem snapshots each day by whatever >> means. We're also archiving xlogs, but only have space for 48 hours' >> worth. Now we want to recover to 3 days ago, but there are no WALs >> from that time, so we do a crash recovery from the filesystem >> snapshot. Doing continuous archiving from this conflicts with the >> existing WALs, which we solve by creating a new timeline. > > How is this different from just changing the recovery_command? *scratches head* How is it the same? -- Robert Haas EnterpriseDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company
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