On Tue, Dec 25, 2012 at 10:05:52AM +0400, Vyacheslav Dubeyko wrote: > Hi Piotr, > > On Fri, 2012-11-30 at 08:32 +0100, Piotr Szymaniak wrote: > > On Fri, Nov 30, 2012 at 10:09:04AM +0400, Vyacheslav Dubeyko wrote: > > > Hi, > > > > > > On Thu, 2012-11-29 at 22:06 +0100, Piotr Szymaniak wrote: > > > > Hello. > > > > > > > > Doing some work today (system update, kernel update, rsync rootfs with > > > > external drive) I noticed some unwanted behaviour: > > > > maszn ~ # touch afile > > > > touch: cannot touch ‘afile’: System plików wyłącznie do odczytu > > > > it's Read only filesystem > > > > > > > > dmesg shows a lot (1812 in the log) of: > > > > [ 8288.319012] NILFS: bad btree node (blocknr=26229286): level = 178, > > > > flags = 0x0, nchildren = 0 > > > > [ 8288.319017] NILFS error (device sda2): nilfs_bmap_lookup_contig: > > > > broken bmap (inode number=102230) > > > > > > > > After mount -o remount,rw / > > > > [ 8384.734024] segctord starting. Construction interval = 300 seconds, > > > > CP frequency < 30 seconds > > > > [ 8384.734028] NILFS warning: mounting fs with errors > > > > > > > > Never happend before and it looks like it works fine now (using vanilla > > > > kernel 3.6.4). > > > > > > > > After a reboot (to vanilla kernel 3.6.8) dmesg shows: > > > > [ 6.046883] segctord starting. Construction interval = 300 seconds, > > > > CP frequency < 30 seconds > > > > [ 6.046884] NILFS warning: mounting fs with errors > > > > > > > > I don't like the "errors" part... > > > > > > Did you have any snapshots on this volume or not? No, only checkpoints (just checked). Also, got this issue again. A *lot* of: Jan 03 22:36:38 [kernel] [ 953.289973] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:36:38 [kernel] [ 953.289976] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) Jan 03 22:36:38 [kernel] [ 953.289976] Jan 03 22:36:38 [kernel] [ 953.290248] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:36:38 [kernel] [ 953.290251] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) Jan 03 22:36:38 [kernel] [ 953.290251] Jan 03 22:36:38 [kernel] [ 953.290523] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:36:38 [kernel] [ 953.290526] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) Then I remounted rw and tried again (i was rsyncing my whole rootfs to another drive): Jan 03 22:38:15 [kernel] [ 1050.290134] segctord starting. Construction interval = 300 seconds, CP frequency < 30 seconds Jan 03 22:38:15 [kernel] [ 1050.290135] NILFS warning: mounting fs with errors Jan 03 22:38:15 [nilfs_cleanerd] start Jan 03 22:38:15 [nilfs_cleanerd] pause (clean check) Jan 03 22:38:40 [kernel] [ 1075.157346] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:38:40 [kernel] [ 1075.157351] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) Jan 03 22:38:40 [kernel] [ 1075.157351] Jan 03 22:38:40 [kernel] [ 1075.157352] Remounting filesystem read-only Jan 03 22:38:40 [kernel] [ 1075.159162] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:38:40 [kernel] [ 1075.159168] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) Jan 03 22:38:40 [kernel] [ 1075.159168] Jan 03 22:38:40 [kernel] [ 1075.161003] NILFS: bad btree node (blocknr=26229286): level = 67, flags = 0xee, nchildren = 40 Jan 03 22:38:40 [kernel] [ 1075.161019] NILFS error (device sda2): nilfs_bmap_lookup_contig: broken bmap (inode number=102230) But, thanks to rsync I got a (corupted?) file that causes the problem. It's some /var/tmp/kdecache-$USER/foo.kcache. copying this file to another place ends with readonly. Piotr Szymaniak. -- - Chyba nie jest pan jednym z tych roniacych lzy liberalow? - Odmawiam odpowiedzi, poniewaz moglaby zostac wykorzystana przeciwko mnie - odparlem. Taksiarz wydal prychniecie oznaczajace dlaczego-ja- zawsze-trafiam-na-takich-cwaniakow... ale zamknal sie. -- Stephen King, "The Breathing Method"
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