On Tue, Jul 03, 2007 at 11:02:24AM -0700, Bryan Cantrill wrote: > On Tue, Jul 03, 2007 at 10:26:20AM -0500, Albert Chin wrote: > > PSARC 2007/171 will be available in b68. Any documentation anywhere on > > how to take advantage of it? > > > > Some of the Sun storage arrays contain NVRAM. It would be really nice > > if the array NVRAM would be available for ZIL storage. > > It depends on your array, of course, but in most arrays you can control > the amount of write cache (i.e., NVRAM) dedicated to particular LUNs. > So to use the new separate logging most effectively, you should take > your array, and dedicate all of your NVRAM to a single LUN that you then > use as your separate log device. Your pool should then use a LUN or LUNs > that do not have any NVRAM dedicated to it.
Hmm, interesting. We'll try to find out if the 6140's can do this. -- albert chin ([EMAIL PROTECTED]) _______________________________________________ zfs-discuss mailing list zfs-discuss@opensolaris.org http://mail.opensolaris.org/mailman/listinfo/zfs-discuss
