>I have setup a pool called vmstorage and mounted it as nfs storage in esx4i. >The pool in freenas contains 4 sata2 disks in raidz. I have 6 vms; 5 linux >and 1 windows and performance is terrible. > >Any suggestion on improving the performance of the current setup. > >I have added the following vfs.zfs.prefetch_disable=1 which improved the >performance slightly.
You're leaving out far too much to even remotely give a useful answer. What controller are the discs on, what type of disc (model #). What are you using as a server? What does the network throughput look like when perf tanks? Is that part of the bottle neck (lots you can do to mitigate that then)? Post more info... _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
