Re: debian-installer and software RAID

2008-01-27 Thread Bastian Blank
On Sat, Jan 26, 2008 at 06:10:17PM +1100, Russell Coker wrote: > A recent feature of Linux software RAID is a "write intent bitmap". The > purpose of this is that before writing to a section of disk the bitmap is > altered to mark it as dirty. Then if the machine experiences a power failure >

Re: debian-installer and software RAID

2008-01-27 Thread Petter Reinholdtsen
[Russell Coker] > If the mdadm command that was used for the Debian installer had "-b > internal" appended then the bitmap feature would be used and > recovery from some failure conditions would be much faster. Why not just enable it by default in the mdadm package? It would make sure those usin

Re: debian-installer and software RAID

2008-01-26 Thread martin f krafft
also sprach Russell Coker <[EMAIL PROTECTED]> [2008.01.26.1410 +0700]: > http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=462617 > > I've filed a bug report about this at the above URL, but I'd like > some input from the people on this list. I've never had a chance to try write intent bitmaps in

debian-installer and software RAID

2008-01-25 Thread Russell Coker
A recent feature of Linux software RAID is a "write intent bitmap". The purpose of this is that before writing to a section of disk the bitmap is altered to mark it as dirty. Then if the machine experiences a power failure or other catastrophic event then when rebooted it will know that the se