Hello Neil, Wednesday, December 13, 2006, 1:59:15 AM, you wrote:
NP> Tom Duell wrote On 12/12/06 17:11,: >> Group, >> >> We are running a benchmark with 4000 users >> simulating a hospital management system >> running on Solaris 10 6/06 on USIV+ based >> SunFire 6900 with 6540 storage array. >> >> Are there any tools for measuring internal >> ZFS activity to help us understand what is going >> on during slowdowns? NP> dtrace can be used in numerous ways to examine NP> every part of ZFS and Solaris. lockstat(1M) (which actually NP> uses dtrace underneath) can also be used to see the cpu activity NP> (try lockstat -kgIW -D 20 sleep 10). NP> You can also use iostat (eg iostat -xnpcz) to look at disk activity. It's bad that IO provider doesn't work with ZFS :( -- Best regards, Robert mailto:[EMAIL PROTECTED] http://milek.blogspot.com _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
