> > /etc/system: > > set zfs:zfs_nocacheflush=1 Yep already doing that, under Solaris 10u4. Have dual array controllers in active-active mode. Write-back cache is enabled. Just poking in the 3510FC menu shows cache is ~50% utilized so it does appear to be doing some work. ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html