On Monday, 29 November, 2010, you (Erik Jensen) wrote: > I have a similar setup on one of my computers. I set it up a while ago > using an initramfs, but I could not get the device scan to work properly, > for whatever reason. I ended up having it just trying to mount every device > in the array in turn. When it gets to the last device, the array mounts > since btrfs now knows about all of the other ones. Really ugly, I know, but > it works. > I also had a lot of problem to get a btrfs-aware initramfs working properly. One of the biggest proble was to find the right list of modules. Btrfs depends by crc32c, and I need a lot of retries to discover it. The main problem was that if the module is not available (it is the case of a initramfs) btrfs doesn't start... When you say " it just trying to mount every device in the array in turn", do you mean in the initarmfs ? > -- Erik Jensen > > On Wed, Nov 17, 2010 at 10:59 PM, Goffredo Baroncelli <kreijack@xxxxxxxxx>wrote: > > > On Thursday, 18 November, 2010, admin@xxxxxxxxx wrote: > > > Hi, > > > > > > I have read that for using raid1 btrfs device scan must be run before > > mounting the fs. How do I proceed if root filesystem is mounted from btrfs > > ? > > > > > > > > > See a my previous post > > > > http://www.mail-archive.com/linux-btrfs@xxxxxxxxxxxxxxx/msg04709.html > > > > > > > Thanks in advance > > > Bye, > > > David Arendt > > > > > > -- > > > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > > > the body of a message to majordomo@xxxxxxxxxxxxxxx > > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > > > > > > > -- > > gpg key@ keyserver.linux.it: Goffredo Baroncelli (ghigo) < > > kreijack@xxxxxxxxx> > > Key fingerprint = 4769 7E51 5293 D36C 814E C054 BF04 F161 3DC5 0512 > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in > > the body of a message to majordomo@xxxxxxxxxxxxxxx > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > > -- gpg key@ keyserver.linux.it: Goffredo Baroncelli (ghigo) <kreijack@xxxxxxxxx> Key fingerprint = 4769 7E51 5293 D36C 814E C054 BF04 F161 3DC5 0512 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
