On 14 Feb 2010, at 21:15, Joshua Boyd wrote: > Repeated the same tests on my AMD64 dual core 4GB system with 5 HD103SI 1T > drives in raidz1 on a Supermicro PCI-E controller, running 8-STABLE.
[ snip results ] I was hoping I'd get something closer to these figures... > Here are my relevant settings: > > vfs.zfs.prefetch_disable=0 > vfs.zfs.zil_disable="1" I already had prefetch disabled, but retrying with zil disabled made no difference. What is your arc_min and arc_max set to? > > On Sun, Feb 14, 2010 at 3:34 PM, Michael Loftis <mlof...@wgops.com> wrote: >>> >> You really need to test with at least 4GB of data, else you're just testing >> caching speeds on writing. Use a test suite like bonnie++ and you'll see I'd expect to get more than 4MB/s if I was just measuring cache speed :-) Cheers, --Jon _______________________________________________ freebsd-stable@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-stable To unsubscribe, send any mail to "freebsd-stable-unsubscr...@freebsd.org"
