On Tue, May 4, 2010 at 10:19 AM, Tony MacDoodle <tpsdoo...@gmail.com> wrote: > How would one determine if I should have a separate ZIL disk? We are using > ZFS as the backend of our Guest Domains boot drives using LDom's. And we are > seeing bad/very slow write performance?
There's a dtrace script that Richard Elling wrote called zilstat.ksh. It's available at http://www.richardelling.com/Home/scripts-and-programs-1/zilstat I'm not sure what the numbers mean (there's info at the address) but anything other than lots of 0s indicates that the ZIL is being used. -B -- Brandon High : bh...@freaks.com _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss