Date: Wed, 19 Jul 2006 16:41:41 -0400 From: Bill Moran <wmoran@collaborativefusion.com> To: "Jim Freeze" <jim@freeze.org> Cc: questions@freebsd.org Subject: Re: Need advice on Raid and FreeNas Message-ID: <20060719164141.b4794652.wmoran@collaborativefusion.com> In-Reply-To: <5cd596d60607191325l4739cc8blf22a2478deb74c9@mail.gmail.com> References: <5cd596d60607191300g59b57835q412e59c2129434d2@mail.gmail.com> <57d710000607191305j72cea987m67af0d727b41a916@mail.gmail.com> <5cd596d60607191325l4739cc8blf22a2478deb74c9@mail.gmail.com>
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In response to "Jim Freeze" <jim@freeze.org>: > On 7/19/06, pete wright <nomadlogic@gmail.com> wrote: > > On 7/19/06, Jim Freeze <jim@freeze.org> wrote: > > > Hi > > > > > > I am setting up a file server for a small office (10 computers). > > > My first attempt at this I used FreeNas. It was easy to setup > > > and I like that the system is dedicated. > > > > > > One downside of this method is that the write times are slower > > > than I expected. I am using SATA2 drives w/ 8MB buffer on a > > > 100MB network, but the write times I was getting was about > > > 2.5GB per hour. I expected 5 GB in ten minutes. > > > > > a better metric for us would be network throughput and disk I/O over a > > shorter period, like kilobit's per sec. > > Well, if I do the math, 5GB/3600 = 1356 KB/sec. > A 100MB/s network has a maximum thruput of 12800KB/sec. > > So, I am getting 10% of the available BW. Have you checked to make sure the NIC is negotiating at the right speed? Sounds suspiciously like it's running at 10MB/sec. [snip] -- Bill Moran Collaborative Fusion Inc.
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