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Re: SATA Raid Controller

In article <>,
Jukka Marin  <> wrote:
>On Tue, Jun 03, 2008 at 10:15:58PM +0200, Manuel Bouyer wrote:
>> On Tue, Jun 03, 2008 at 02:18:01PM +0200, Felix Resch wrote:
>> > i`m looking forward to build a fileserver with a raid5 storage running
>> > netbsd(-current).
>> > 
>> > I`ve looked over the hardware compat list to find any suitable card
>> > supporting at least four sata2 drives but the listed hardware is
>> > somewhat old which makes me wonder if there are newer cards also beeing
>> > known to work with current?
>> I'm happy with 3ware 9550 series. They even work under netbsd-3.
>I had a 3ware for a while, but was disappointed in the RAID5 performance.
>I talked to the 3ware tech support and while they were trying to help,
>the problem was never solved.
>I'm now using Areca ARC-1261 and it's a lot faster, even in RAID6 mode.
>Works Just Fine under 4.0 (and even better in -current).
># time dd if=/dev/zero of=foo bs=1m count=10000
>10000+0 records in
>10000+0 records out
>10485760000 bytes transferred in 53.668 secs (195381978 bytes/sec)
>0.000u 26.324s 0:53.69 49.0%    0+0k 74+161io 0pf+0w
># time dd of=/dev/zero if=foo bs=1m count=10000
>10000+0 records in
>10000+0 records out
>10485760000 bytes transferred in 32.097 secs (326689721 bytes/sec)
>0.009u 15.232s 0:32.09 47.4%    0+0k 0+0io 0pf+0w

Areca is much better than 3ware [in my experience].


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