Sorry for posting and disappearing. i am still not clear what is the best way of throwing in more disks into the system. does more stripes means more performance (mostly) ? also is there any thumb rule about best stripe size ? (8k,16k,32k...)
regds mallah On 5/30/07, [EMAIL PROTECTED] <[EMAIL PROTECTED]> wrote:
On Wed, May 30, 2007 at 08:51:45AM -0700, Luke Lonergan wrote: > > This is standard stuff, very well proven: try googling 'self healing zfs'. > The first hit on this search is a demo of ZFS detecting corruption of one of > the mirror pair using checksums, very cool: > > http://www.opensolaris.org/os/community/zfs/demos/selfheal/;jsessionid=52508 > D464883F194061E341F58F4E7E1 > > The bad drive is pointed out directly using the checksum and the data > integrity is preserved. One part is corruption. Another is ordering and consistency. ZFS represents both RAID-style storage *and* journal-style file system. I imagine consistency and ordering is handled through journalling. Cheers, mark -- [EMAIL PROTECTED] / [EMAIL PROTECTED] / [EMAIL PROTECTED] __________________________ . . _ ._ . . .__ . . ._. .__ . . . .__ | Neighbourhood Coder |\/| |_| |_| |/ |_ |\/| | |_ | |/ |_ | | | | | | \ | \ |__ . | | .|. |__ |__ | \ |__ | Ottawa, Ontario, Canada One ring to rule them all, one ring to find them, one ring to bring them all and in the darkness bind them... http://mark.mielke.cc/ ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend
---------------------------(end of broadcast)--------------------------- TIP 9: In versions below 8.0, the planner will ignore your desire to choose an index scan if your joining column's datatypes do not match