On Tue, 01 May 2012 15:43:13 -0500, Stan Hoeppner wrote: > On 5/1/2012 12:37 PM, Ramon Hofer wrote: > >> I have the RPC-4220 case with 20 howswap slots. > > You should have mentioned this sooner, as there is a better solution > than buying 3 of the 9211-8i, which is $239*3= $717. And you end up > with one SFF8087 port wasted. > > Instead, get a 24 port Intel 6Gb SAS expander: > http://www.provantage.com/intel-res2sv240~7ITSP0V8.htm $238.24 > > and the LSI 9240-4i, same LSISAS2008 chip as the 9211-8i: > http://www.newegg.com/Product/Product.aspx?Item=N82E16816118129 $189.99 > > Total: $429 > > W/4 extra SFF8087 cables (assuming you already have 2): > http://www.newegg.com/Product/Product.aspx?Item=N82E16816116093 $60 > > Total: $489 > > This solution connects all 20 drives on all 5 backplanes to the HBA, and > will give you ~1.5GB/s read throughput with 20 7.2k RPM drives using md > RAID 5/6, and ~800MB/s with hardware or md RAID10. > > You connect the SFF8087 of the LSI card to port 0 of the SAS exapander. > You then connect the remaining 5 ports to the 5 SFF8087 ports on the 5 > backplanes.
Thanks alot for the suggestions. I have found a shop where I live and will order them tomorrow. Do you have experience with these cards? Best regards Ramon -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/jnrned$9rb$2...@dough.gmane.org
