Re: dell versus hp
От | Alan Hodgson |
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Тема | Re: dell versus hp |
Дата | |
Msg-id | 200711130749.49594@hal.simkin.ca обсуждение исходный текст |
Ответ на | Re: dell versus hp (Vivek Khera <khera@kcilink.com>) |
Ответы |
Re: dell versus hp
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Список | pgsql-performance |
On November 9, 2007, Vivek Khera <khera@kcilink.com> wrote: > On Nov 8, 2007, at 3:56 PM, Alan Hodgson wrote: > > You can't touch RAID 10 for performance or reliability. The only > > reason to > > use RAID 5 or RAID 6 is to get more capacity out of the same > > drives. > > Maybe you can't, but I can. I guess I have better toys than you :-) > OK, I'll bite. Name one RAID controller that gives better write performance in RAID 6 than it does in RAID 10, and post the benchmarks. I'll grant a theoretical reliability edge to RAID 6 (although actual implementations are a lot more iffy), but not performance. -- The ethanol craze means that we're going to burn up the Midwest's last six inches of topsoil in our gas-tanks.
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