On Thu, Jan 28, 2010 at 05:35:25PM +0100, Bart Van Assche wrote: > On Thu, Jan 28, 2010 at 1:36 PM, Pasi Kärkkäinen <pa...@iki.fi> wrote: > > Please check these news items: > > http://blog.fosketts.net/2010/01/14/microsoft-intel-push-million-iscsi-iops/ > > http://communities.intel.com/community/openportit/server/blog/2010/01/19/1000000-iops-with-iscsi--thats-not-a-typo > > http://www.infostor.com/index/blogs_new/dave_simpson_storage/blogs/infostor/dave_simpon_storage/post987_37501094375591341.html > > "1,030,000 IOPS over a single 10 Gb Ethernet link" > > "Specifically, Intel and Microsoft clocked 1,030,000 IOPS (with 512-byte > blocks), > and more than 2,250MBps with large block sizes (16KB to 256KB) using the > Iometer benchmark" > > So.. who wants to beat that using Linux + open-iscsi? :) > > A few comments: > * A throughput of 2250 MB/s over a 10 Gb/s link is only possible when > running read and write tests simultaneously and when counting the traffic > that flows in both directions.
Obviously.. > * These results say more about the NIC used than about they say about the > iSCSI initiator "software" used. A quote from > > http://msevents.microsoft.com/CUI/WebCastEventDetails.aspx?culture=en-US&EventID=1032432957&CountryCode=US: > Topics we discuss include [ ... ] Advanced iSCSI acceleration features in > Intel Ethernet Server Adapters and how they work with the native iSCSI > support in Windows Sever 2008 R2. > We were just trying to figure out if they used some "Advanced iSCSI acceleration" or not.. Afaik Intel NICs don't really contain much iSCSI acceleration, in addition to the usual TCP/IP acceleration/offloading features.. -- Pasi -- You received this message because you are subscribed to the Google Groups "open-iscsi" group. To post to this group, send email to open-is...@googlegroups.com. To unsubscribe from this group, send email to open-iscsi+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/open-iscsi?hl=en.