Al Hopper wrote: > On Wed, Oct 29, 2008 at 8:43 AM, Bob Friesenhahn > <[EMAIL PROTECTED]> wrote: > >> On Wed, 29 Oct 2008, Martti Kuparinen wrote: >> >> >>> Bob Friesenhahn wrote: >>> >>>> AMD Athelon/Opteron dual core likely matches or exceeds >>>> Intel quad core for ZFS use due to a less bottlenecked memory channel. >>>> >>> How big is the difference? Does anyone have benchmarking results (maybe even >>> when using ZFS on Solaris 10)? >>> >> The big question would be what should be benchmarked. ZFS is like a >> big RAM cache. The more RAM the better. You would be surprised how >> little disk activity there can really be on systems with a lot of RAM >> as long as synchronous writes are avoided. As a result, some common >> scenarios mostly exercise RAM rather than the disk channel. >> >> Unless you need a higher power CPU for other purposes, a ZFS-based >> server should focus on maximizing installed RAM. >> > > Agreed 100% > > It's easy to find DDR2 RAM at around $20/gigabyte (based on 1Gb or 2Gb > DIMMs) and I've seen some deals as low a $8/Gb for Kingston RAM. >
ECC? -- richard _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss