Re: Dumping and reloading stuff in 6.5.3
От | Bruce Momjian |
---|---|
Тема | Re: Dumping and reloading stuff in 6.5.3 |
Дата | |
Msg-id | 200005151832.OAA20658@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Dumping and reloading stuff in 6.5.3 (Martijn van Oosterhout <kleptog@cupid.suninternet.com>) |
Список | pgsql-general |
> Lincoln Yeoh wrote: > > > > Actually, say if I use postgresql on a journalling file system, would this > > problem go away? e.g. I just lose data not written, but the database will > > be at a known uncorrupted state, consistent with logs. > > Hmm, someone may have to correct me on this but last time I checked all > the > journalling filesystems currently available journalled *filesystem* > *metadata*. IOW, after a crash, the filesystem structure will be intact, > but your database maybe completely corrupt. The buffers remain sitting in the file system buffers, not on disk in a dick crash. That is the problem. Journaling does not change this. -- Bruce Momjian | http://www.op.net/~candle pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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