[Ocfs2-users] Huge Problem ocfs2

[Sunil Mushran]

It's either that or a check sum problem. Disable metaecc. Not sure which
kernel you are running.
We had fixed few problems few years ago around this. If your kernel is
older, then it could be
a known issue.


On Fri, Nov 9, 2012 at 12:50 PM, Marian Serban <marian at easic.ro> wrote:

> Hi Sunil,
>
> Thank you for answering. Unfortunately, it doesn't seem like it's a
> hardware problem. There's no way a cable can be loose because it's iSCSI
> over 1G Ethernet (copper wires) environment. Also I performed "dd
> if=/dev/.... of=/dev/null" and first 16GB or so are fine. "Dmesg" shows no
> errors.
>
>
> Also tried with debugfs.ocfs2:
>
>
> [root at ro02xsrv003 ~]# debugfs.ocfs2  /dev/mapper/volgr1-lvol0
> debugfs.ocfs2 1.6.3
> debugfs: ls
> ls: Bad magic number in inode '.'
> debugfs: slotmap
> slotmap: Bad magic number in inode while reading slotmap system file
> debugfs: stats
>         Revision: 0.90
>         Mount Count: 0   Max Mount Count: 20
>         State: 0   Errors: 0
>         Check Interval: 0   Last Check: Fri Nov  9 14:35:53 2012
>         Creator OS: 0
>         Feature Compat: 3 backup-super strict-journal-super
>         Feature Incompat: 16208 sparse extended-slotmap inline-data
> metaecc xattr indexed-dirs refcount discontig-bg
>         Tunefs Incomplete: 0
>         Feature RO compat: 7 unwritten usrquota grpquota
>         Root Blknum: 129   System Dir Blknum: 130
>         First Cluster Group Blknum: 64
>         Block Size Bits: 12   Cluster Size Bits: 18
>         Max Node Slots: 10
>         Extended Attributes Inline Size: 256
>         Label: SAN
>         UUID: B4CF8D4667AF43118F3324567B90A9**87
>         Hash: 3698209293 (0xdc6e320d)
>         DX Seed[0]: 0x9f4a2bb7
>         DX Seed[1]: 0x501ddac0
>         DX Seed[2]: 0x6034bfe8
>         Cluster stack: classic o2cb
>         Inode: 2   Mode: 00   Generation: 1093568923 (0x412e899b)
>         FS Generation: 1093568923 (0x412e899b)
>         CRC32: 46f2d360   ECC: 04d4
>         Type: Unknown   Attr: 0x0   Flags: Valid System Superblock
>         Dynamic Features: (0x0)
>         User: 0 (root)   Group: 0 (root)   Size: 0
>         Links: 0   Clusters: 45340448
>         ctime: 0x4ee67f67 -- Tue Dec 13 00:25:43 2011
>         atime: 0x0 -- Thu Jan  1 02:00:00 1970
>         mtime: 0x4ee67f67 -- Tue Dec 13 00:25:43 2011
>         dtime: 0x0 -- Thu Jan  1 02:00:00 1970
>         ctime_nsec: 0x00000000 -- 0
>         atime_nsec: 0x00000000 -- 0
>         mtime_nsec: 0x00000000 -- 0
>         Refcount Block: 0
>         Last Extblk: 0   Orphan Slot: 0
>         Sub Alloc Slot: Global   Sub Alloc Bit: 65535
>
>
>
>
> Marian
>
>
> _______________________________________________
> Ocfs2-users mailing list
> Ocfs2-users at oss.oracle.com
> https://oss.oracle.com/mailman/listinfo/ocfs2-users
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://oss.oracle.com/pipermail/ocfs2-users/attachments/20121109/133ecde8/attachment.html