Re: [HACKERS] Performance while loading data and indexing
| От | Bruce Momjian |
|---|---|
| Тема | Re: [HACKERS] Performance while loading data and indexing |
| Дата | |
| Msg-id | 200209262147.g8QLlhU10159@candle.pha.pa.us обсуждение |
| Ответы |
Re: [HACKERS] Performance while loading data and indexing
|
| Список | pgsql-general |
Rod Taylor wrote: > > Yes, before UFS had soft updates, the synchronous nature of UFS made it > > slower than ext2, but now with soft updates, that performance difference > > is gone so you have two files systems, ext2 and ufs, similar peformance, > > but one is crash-safe and the other is not. > > Note entirely true. ufs is both crash-safe and quick-rebootable. You > do need to fsck at some point, but not prior to mounting it. Any > corrupt blocks are empty, and are easy to avoid. I am assuming you need to mount the drive as part of the reboot. Of course you can boot fast with any file system if you don't have to mount it. :-) -- 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
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