Re: RAID card recommendation
От | Craig James |
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Тема | Re: RAID card recommendation |
Дата | |
Msg-id | 4B1D7969.20409@emolecules.com обсуждение исходный текст |
Ответ на | Re: RAID card recommendation (Greg Smith <greg@2ndquadrant.com>) |
Ответы |
Re: RAID card recommendation
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Список | pgsql-performance |
Greg Smith wrote: > Let me try to summarize where things are at a little more clearly, with > the data accumulated during this long thread: > > -Areca: Usually the fastest around. Management tools are limited > enough that you really want the version with the on-board management > NIC. May require some testing to find a good driver version. > > -3ware: Performance on current models not as good as Areca, but with a > great set of management tools (unless you're using SAS) and driver > reliability. Exact magnitude of the performance gap with Areca is > somewhat controversial and may depend on OS--FreeBSD performance might > be better than Linux in particular. Older 3ware cards were really slow. > > One of these days I need to wrangle up enough development cash to buy > current Areca and 3ware cards, an Intel SSD, and disappear into the lab > (already plenty of drives here) until I've sorted this all out to my > satisfaction. ... and do I hear you saying that no other vendor is worth considering? Just how far off are they? Thanks, Craig
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