On Mon, Dec 06, 2010 at 06:13:00PM +0100, Helmut Hullen wrote: > Hallo, Hugo, > > Du meintest am 06.12.10: > > >> How can I see that changing the kernel makes things better? It's > >> more and more difficult to externalize (?) btrfs directories to > >> other disks ... > > > Updating the kernel won't fix the problem I'm thinking of (sorry). > > It will, however, fix the bug that stops the btrfs tool from > > reporting what RAID levels you've got. > > > The problem I suspect you may have (because your symptoms seem to > > be the same as mine) is that there are some circumstances where the > > filesystem can change RAID levels pretty much arbitrarily. Running > > "btrfs fi df" with a kernel that reports RAID levels will show > > whether that's the case, as you'll have more than one RAID level > > listed. > Kernel 2.6.37-rc4: > > # btrfs filesystem df /srv/MM > Data, RAID0: total=2.39TB, used=2.37TB > System, RAID1: total=8.00MB, used=188.00KB > System: total=4.00MB, used=0.00 > Metadata, RAID1: total=4.25GB, used=3.51GB > Metadata, DUP: total=1.00GB, used=2.33MB > > Hope it helps! Yup. You've got what I've got(*). You have two different RAID types for metadata, which shouldn't happen (but does, due to a bug). Hugo. (*) My .sig fairy is clearly working overtime for appropriate quotations. :) -- === Hugo Mills: hugo@... carfax.org.uk | darksatanic.net | lug.org.uk === PGP key: 515C238D from wwwkeys.eu.pgp.net or http://www.carfax.org.uk --- Charting the inexorable advance of Western syphilisation... ---
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