Thank you, Robert for the detailed data. I will debug & get back to you before Friday. Alex. On Mon, Aug 27, 2012 at 9:37 PM, Robert Buhren <robert@xxxxxxxxxxxxxxx> wrote: > Hi Alex, > > i've made a list of all commands i executed for this test. You can find it > here: > > http://pastebin.com/y8PBgmMZ > > > >> Hi Robert, >> do you think you can make the "root_snap_send" file of yours available >> anywhere (not sure how big it is)? > > I'm afraid i've already delete it :/ sry. But in the pastebin there should > be all the commands > you need to execute to reproduce my setup. > >> >> Also, I am not sure I understand how you btrfs tree looks like WRT to >> where all subvolumes are mounted (but all others seem to understand >> well). >> >> You mentioned: >>> >>> /dev/loop0 on /mnt/TEST_ROOT type btrfs >>> (rw,relatime,compress=lzo,space_cache) # default-subvolume >>> /dev/loop0 on /mnt/TEST_ROOT/root_volid0 type btrfs >>> (rw,relatime,compress=lzo,space_cache) # subvolid= 0 >>> /dev/loop1 on /mnt/TEST_ROOT/backup_volid0 type btrfs >>> (rw,relatime,compress=lzo,space_cache) >>> btrfs subvolume snapshot -r /mnt/TEST_ROOT/root_volid0/root/ >>> /mnt/TEST_ROOT/root_volid0/root_snap >> >> Are you trying to snapshot a directory here? I.e., what is "root" >> within "root_volid0"? > > root is a subvolume inside the /dev/loop0 fs. It is set as the default > subvolume. > I mounted /dev/loop0 at /mnt/TEST_ROOT and inside that i mounted /dev/loop0 > again, > but this time with subvolid=0. So "/mnt/TEST_ROOT/root_volid0/root" is > actually a subvolume > which is also mounted at "/mnt/TEST_ROOT". > >> Can you pls list all subvolumes you have on your source filesystem >> (the one you are trying to backup), and where each one is mounted? >> Again, looks like I'm the only one confused about this, so apologies. >> >> You can also possibly use the "tree" utility to better visualize your >> fs tree, like: >> tree -A --inodes --noreport /mnt/TEST_ROOT >> >> Jan, David, hope it's ok with you if I'll try to debug this. >> >> Thanks, >> Alex. >> > I'm kinda in a hurry now because i'm leaving for Holidays soon and i still > have to finish my bachelor thesis :P > > I hope with the the commands from the pastebin you have everything you need. > I can answer emails until Friday morning. > > Regards, > > Robert > > > >> >> >> >> >> On Sat, Aug 25, 2012 at 11:24 AM, Robert Buhren <robert@xxxxxxxxxxxxxxx> >> wrote: >>> >>> On 24.08.2012 15:33, David Sterba wrote: >>>> >>>> On Thu, Aug 23, 2012 at 10:54:54AM +0200, Robert Buhren wrote: >>>>> >>>>> I'm on linux-3.6-rc2 and btrfs-progs from git. >>>> >>>> Please try it with Chris' for-linus branch, it contains a fair portion >>>> of send-related fixes and from brief look they may be related to the >>>> errors you see. >>>> >>>> david >>> >>> Hi David, >>> >>> i just tried it with a kernel from the "for-linus" branch. But i still >>> get >>> the same error. >>> Just to be sure: >>> You ment this branch: >>> >>> http://git.kernel.org/?p=linux/kernel/git/mason/linux-btrfs.git;a=shortlog;h=refs/heads/for-linus >>> >>> right? >>> >>> >>> Regards, >>> >>> Robert >>> >>> -- >>> 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 > > -- 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
