Re: [perf-discuss] [osol-discuss] Disk performance woes under Indiana

2008-06-26 Thread Brendan Gregg - Sun Microsystems
G'Day Victor, On Thu, Jun 26, 2008 at 03:09:04PM -0700, victor wrote: > Okay I got more information... > > I detached the second disk and starting benchmarking it. Here are the results. > > Write to zvol: > dd if=/dev/urandom of=/dev/zvol/rdsk/foo/ufs bs=1024k count=100 > 104857600 bytes (105 MB

Re: [perf-discuss] [osol-discuss] Disk performance woes under Indiana

2008-06-26 Thread Brendan Gregg - Sun Microsystems
G'Day Victor, On Thu, Jun 26, 2008 at 11:56:26AM -0700, victor wrote: > Thank you for the suggestion here are the results. I hate to scale it down to > a 34 meg file, 128 megs took too long to write out. Compression is off. > > [EMAIL PROTECTED]:~# ptime dd if=/dev/urandom of=foo bs=128k count=2

Re: [perf-discuss] [osol-discuss] Disk performance woes under Indiana

2008-06-26 Thread Brendan Gregg - Sun Microsystems
G'Day Victor, Lets shuffle this thread over to perf-discuss (or zfs-discuss). On Thu, Jun 26, 2008 at 10:19:01AM -0700, victor wrote: > Okay, no matter how hard I try I just can't get the disk speeds to be > remotely reasonable on Indiana snv_91. > > Here are the stats on the box in question: >