Re: [GENERAL] Arguments Pro/Contra Software Raid
| От | Joshua D. Drake |
|---|---|
| Тема | Re: [GENERAL] Arguments Pro/Contra Software Raid |
| Дата | |
| Msg-id | 4460E2C4.2020804@commandprompt.com обсуждение исходный текст |
| Ответ на | Re: [GENERAL] Arguments Pro/Contra Software Raid (Douglas McNaught <doug@mcnaught.org>) |
| Список | pgsql-performance |
Douglas McNaught wrote:
> Vivek Khera <vivek@khera.org> writes:
>
>> On May 9, 2006, at 11:51 AM, Joshua D. Drake wrote:
>>
>>> And dollar for dollar, SCSI will NOT be faster nor have the hard
>>> drive capacity that you will get with SATA.
>> Does this hold true still under heavy concurrent-write loads? I'm
>> preparing yet another big DB server and if SATA is a better option,
>> I'm all (elephant) ears.
>
> Correct me if I'm wrong, but I've never heard of a 15kRPM SATA drive.
Best I have seen is 10k but if I can put 4x the number of drives in the
array at the same cost... I don't need 15k.
Joshua D. Drake
>
> -Doug
>
> ---------------------------(end of broadcast)---------------------------
> TIP 9: In versions below 8.0, the planner will ignore your desire to
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>
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