gm_sjo wrote: > 2008/9/30 Jean Dion <[EMAIL PROTECTED]>: > >> If you want performance you do not put all your I/O across the same physical >> wire. Once again you cannot go faster than the physical wire can support >> (CAT5E, CAT6, fibre). No matter if it is layer 2 or not. Using VLAN on >> single port you "share" the bandwidth and not creating more Gbits speed with >> Layer 2. >> >> iSCSI best practice require separated physical network. Many books, white >> papers are written about this. >> > > Yes, that's true, but I don't believe you mentioned single NIC > implementations in your original statement. Just seeking clarification > to help others :-) > > I think it's worth clarifying that iSCSI and VLANs is okay as long as > people appreciate you will require seperate interfaces to get best > performance. >
"Separate" interfaces or networks may not be required, but properly sized networks are highly desirable. For example, a back-of-the-envelope analysis shows that a single 10GbE pipe is sufficient to drive 8 T10KB drives. -- richard _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
