Re: questions about disk configurations
| От | Hubert depesz Lubaczewski |
|---|---|
| Тема | Re: questions about disk configurations |
| Дата | |
| Msg-id | 20021210211603.GA22257@depesz.pl обсуждение |
| Ответ на | questions about disk configurations (Hubert depesz Lubaczewski <depesz@depesz.pl>) |
| Ответы |
Re: questions about disk configurations
|
| Список | pgsql-performance |
i'm replying to my own letter to gather all replies in one mail. i got some replies. some of them are useful. some aren't really. i'm not really sure how the usage can modify "what is best for some part of database files". can you explain me how comes that for some uses it's best (performance-wise) to keep xlog's on straight disc, and tables on raid5 with lots' of disks, and for some other uses it's better to keep xlog on raid0 and tables on raid 10? anyway: what i understood is that usually the best (performance-wise), would be to put: xlog - separate - unraid'ed disk, or raid0 tables - any raid, but not raid 1 indices - any raid, but not raid 1 thanks for all replies. depesz -- hubert depesz lubaczewski http://www.depesz.pl/ ------------------------------------------------------------------------ Mój Boże, spraw abym milczał, dopóki się nie upewnię, że naprawdę mam coś do powiedzenia. (c) 1998 depesz
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