8.0-RELEASE/amd64 - full ZFS install - low read and write disk performance

Chris Whitehouse cwhiteh at onetel.com
Mon Jan 25 20:57:22 UTC 2010

Alexander Motin wrote:
> Chris Whitehouse wrote:
>> Dan Naumov wrote:
>>> CPU-performance-wise, I am not really worried. The current system is
>>> an Atom 330 and even that is a bit overkill for what I do with it and
>>> from what I am seeing, the new Atom D510 used on those boards is a
>>> tiny bit faster. What I want and care about for this system are
>>> reliability, stability, low power use, quietness and fast disk
>>> read/write speeds. I've been hearing some praise of ICH9R and 6 native
>>> SATA ports should be enough for my needs. AFAIK, the Intel 82574L
>>> network cards included on those are also very well supported?
>> These might be interesting then
>> www.fit-pc.com
>> The Intel US15W SCH chipset or System Controller Hub as it's called is
>> mentioned in hardware notes for 8.0R and 7.2R but only for snd_hda, I
>> don't know if this means other functions are supported or not. This
>> thread says it is supported
>> http://mail-index.netbsd.org/port-i386/2010/01/03/msg001695.html
> Intel US15W (SCH) chipset heavily stripped and tuned for netbooks. It
> has no SATA, only one PATA channel. It is mostly supported by FreeBSD,
> but with exception of video, which makes it close to useless. it has
> only one benefit - low power consumption.
The intel spec sheet does say single PATA but according to the fit-pc 
website it has SATA and miniSD. Still as you say without video support 
it's not much use, which is useful to know as I had been looking at 
these. Ok I will go away now :O


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