On 09/11/2011, at 16:56, Daniel O'Connor wrote: > On 09/11/2011, at 16:29, Kurt Touet wrote: >> Is anyone else seeing problems like this with samba/zfs ? Perhaps >> it's not exclusive to samba, either? > > Yep, I see this too. > > I can get 80-100Mbyte/sec reads out of a single disk but ZFS is (now) very slow - it reads & writes and much more slowly (10-30MB/sec). > > When the array was fresh it was nice and fast - it is now 68% full and hasn't been much more full than that (I don't know but am pretty sure it never reach past 75%). > > The frustrating thing is trying to find some way of measuring what's actually going on.. I haven't had much luck : Note that this is not restricted to Samba and while the server is not completely idle it's not doing very much. dd's of large files (spooled backups going to tape) to /dev/null are as slow as Samba. -- Daniel O'Connor software and network engineer for Genesis Software - http://www.gsoft.com.au "The nice thing about standards is that there are so many of them to choose from." -- Andrew Tanenbaum GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8CReceived on Wed Nov 09 2011 - 05:28:18 UTC
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