[zfs-discuss] zpool high IO when there should be none

2010-10-31 Thread Bob Beverage
I am seeing a serious problem with performance on my zpool. It contains 4 5400ish RPM disks in a raidz1 config. zpool iostat -v 4 capacity operationsbandwidth poolalloc free read write read write -- - - - - - - medta

Re: [zfs-discuss] Abysmal ISCSI / ZFS Performance

2010-02-15 Thread Bob Beverage
> On Wed, Feb 10, 2010 at 10:06 PM, Brian E. Imhoff > wrote: > I've seen exactly the same thing. Basically, terrible > transfer rates > with Windows > and the server sitting there completely idle. I am also seeing this behaviour. It started somewhere around snv111 but I am not sure exactly when