On Fri, July 23, 2010 11:21, Thomas Burgess wrote: > On Fri, Jul 23, 2010 at 5:00 AM, Sigbjorn Lie <sigbj...@nixtra.com> wrote: > > >> I see I have already received several replies, thanks to all! >> >> >> I would not like to risk losing any data, so I believe a ZIL device would >> be the way for me. I see these exists in different prices. Any reason why I >> would not buy a cheap >> one? Like the Intel X25-V SSD 40GB 2,5"? >> >> >> What size of ZIL device would be recommened for my pool consisting for 4 x >> 1,5TB drives? Any >> brands I should stay away from? >> >> >> >> Regards, >> Sigbjorn >> >> >> Like i said, i bought a 50 gb OCZ Vertex Limited Edition...it's like 200 >> > dollars, up to 15,000 random iops (iops is what you want for fast zil) > > > I've gotten excelent performance out of it. > >
The X25-V has up to 25k random read iops and up to 2.5k random write iops per second, so that would seem okay for approx $80. :) What about mirroring? Do I need mirrored ZIL devices in case of a power outage? _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
