On Thu, 31 Dec 2009 13:50:10 -0600 Terry <[email protected]> wrote: > Hello, > > I have an interesting architecture consisting of a 3 RHEL 5.3 NFS > nodes that mounts about 30 TB worth of iscsi disk and presents them as > 6 different NFS shares. It is an active-active-active cluster with > each node presenting a couple of shares. It works pretty well. I am > doubting my decision to use NFS and am wondering if CIFS would be a > better route. Here are the NFS stats: > > getattr lookup access read write readdirplus > 20% 16% 7% 44% 9% 1% > > Each NFS node pushes about 65 MB/s so they are pretty busy. It is a > backup/recovery application so I would describe the I/O as lots of > small reads/writes. > > Any thoughts? >
Why are you looking to switch? As always, the only way to really tell is to bench it out yourself. I can tell you though that the Linux CIFS client doesn't parallelize writes well at all and that will probably hobble your throughput somewhat. -- Jeff Layton <[email protected]> -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba
