Re: New server setup
От | Greg Jaskiewicz |
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Тема | Re: New server setup |
Дата | |
Msg-id | 38D48FB0-92A8-433B-8D34-4C63738B45BA@gmail.com обсуждение исходный текст |
Ответ на | Re: New server setup (John Lister <john.lister@kickstone.com>) |
Ответы |
Re: New server setup
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Список | pgsql-performance |
On 13 Mar 2013, at 15:33, John Lister <john.lister@kickstone.com> wrote: > On 12/03/2013 21:41, Gregg Jaskiewicz wrote: >> >> Whilst on the hardware subject, someone mentioned throwing ssd into the mix. I.e. combining spinning HDs with SSD, apparentlysome raid cards can use small-ish (80GB+) SSDs as external caches. Any experiences with that ? >> > The new LSI/Dell cards do this (eg H710 as mentioned in an earlier post). It is easy to set up and supported it seems onall versions of dells cards even if the docs say it isn't. Works well with the limited testing I did, switched to prettymuch all SSDs drives in my current setup > > These cards also supposedly support enhanced performance with just SSDs (CTIO) by playing with the cache settings, butto be honest I haven't noticed any difference and I'm not entirely sure it is enabled as there is no indication that CTIOis actually enabled and working. > SSDs have much shorter life then spinning drives, so what do you do when one inevitably fails in your system ?
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