Re: Perc 3 DC
От | Glyn Astill |
---|---|
Тема | Re: Perc 3 DC |
Дата | |
Msg-id | 193090.19304.qm@web23608.mail.ird.yahoo.com обсуждение исходный текст |
Ответ на | Re: Perc 3 DC ("Scott Marlowe" <scott.marlowe@gmail.com>) |
Ответы |
Re: Perc 3 DC
Re: Perc 3 DC |
Список | pgsql-performance |
--- Scott Marlowe <scott.marlowe@gmail.com> wrote: > > > > Yeah the battery is on there, and in the BIOS it says it's > "PRESENT" and the status is "GOOD". > > If I remember correctly, older LSI cards had pretty poor > performance > in RAID 1+0 (or any layered RAID really). Have you tried setting > up > RAID-1 pairs on the card and then striping them with the OS? > Not yet no, but that's a good suggestion and I do intend to give it a whirl. I get about 27MB/s from raid 1 (10 is about the same) so hopefully I can up the throughput to the speed of about one disk with sw raid. For kicks I did try raid 5 on it; 6.9MB/s made it hard to resist going to get the hammer, which is still a very attractive option.
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