Neil Brown [EMAIL PROTECTED] writes:
Having the filesystem duplicate data, store checksums, and be able to
find a different copy if the first one it chose was bad is very
sensible and cannot be done by just putting the filesystem on RAID.
Apropos checksums: since RAID5 copies/xors anyways it
dean gaudet wrote:
On Sat, 16 Jun 2007, Wakko Warner wrote:
When I've had an unclean shutdown on one of my systems (10x 50gb raid5) it's
always slowed the system down when booting up. Quite significantly I must
say. I wait until I can login and change the rebuild max speed to slow it
Neil Brown wrote:
On Thursday June 14, [EMAIL PROTECTED] wrote:
On Fri, 15 Jun 2007, Neil Brown wrote:
On Thursday June 14, [EMAIL PROTECTED] wrote:
what is the limit for the number of devices that can be in a single array?
I'm trying to build a 45x750G array and want to
dean gaudet wrote:
On Sun, 17 Jun 2007, Wakko Warner wrote:
i use an external write-intent bitmap on a raid1 to avoid this... you
could use internal bitmap but that slows down i/o too much for my tastes.
i also use an external xfs journal for the same reason. 2 disk raid1 for
On Sat, Jun 16, 2007 at 07:59:29AM +1000, Neil Brown wrote:
Combining these thoughts, it would make a lot of sense for the
filesystem to be able to say to the block device That blocks looks
wrong - can you find me another copy to try?. That is an example of
the sort of closer integration