Re: [HACKERS] WAL replay logic (was Re: Mount options for

Поиск
Список
Период
Сортировка
От Bruce Momjian
Тема Re: [HACKERS] WAL replay logic (was Re: Mount options for
Дата
Msg-id 200302180515.h1I5Fhc18116@candle.pha.pa.us
обсуждение исходный текст
Ответ на Re: [HACKERS] WAL replay logic (was Re: Mount options for  (Curt Sampson <cjs@cynic.net>)
Список pgsql-performance
Added to TODO:

    * Allow WAL information to recover corrupted pg_controldata

---------------------------------------------------------------------------

Curt Sampson wrote:
> On Fri, 14 Feb 2003, Bruce Momjian wrote:
>
> > Is there a TODO here, like "Allow recovery from corrupt pg_control via
> > WAL"?
>
> Isn't that already in section 12.2.1 of the documentation?
>
>      Using pg_control to get the checkpoint position speeds up the
>      recovery process, but to handle possible corruption of pg_control,
>      we should actually implement the reading of existing log segments
>      in reverse order -- newest to oldest -- in order to find the last
>      checkpoint. This has not been implemented, yet.
>
> cjs
> --
> Curt Sampson  <cjs@cynic.net>   +81 90 7737 2974   http://www.netbsd.org
>     Don't you know, in this new Dark Age, we're all light.  --XTC
>
> ---------------------------(end of broadcast)---------------------------
> TIP 1: subscribe and unsubscribe commands go to majordomo@postgresql.org
>

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

В списке pgsql-performance по дате отправления:

Предыдущее
От: Josh Berkus
Дата:
Сообщение: Re: [JDBC] Good performance?
Следующее
От: Chantal Ackermann
Дата:
Сообщение: Re: cost and actual time