| From: | Mario Weilguni <mweilguni(at)sime(dot)com> |
|---|---|
| To: | Aidan Van Dyk <aidan(at)highrise(dot)ca> |
| Cc: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>, Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Experience with HP Smart Array P400 and SATA drives? |
| Date: | 2008-12-10 12:29:13 |
| Message-ID: | 493FB619.5060205@sime.com |
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| Thread: | |
| Lists: | pgsql-performance |
Aidan Van Dyk schrieb:
> * Joshua D. Drake <jd(at)commandprompt(dot)com> [081209 11:01]:
>
>
>> Yes the SmartArray series is quite common and actually know to perform
>> reasonably well, in RAID 10. You still appear to be trying RAID 5.
>>
>
> *boggle*
>
> Are people *still* using raid5?
>
> /me gives up!
>
>
Why not? I know it's not performing as good as RAID-10, but it does not
waste 50% diskspace. RAID-6 is no option, because the performance is
even worse. And, on another system with RAID-5 + spare and SAS drives,
the same controller is working very well.
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