On 11/27/15 16:22, Brian Foster wrote:
> On Thu, Nov 26, 2015 at 03:36:58PM +0100, aluno3@xxxxxxxxxxxxxx wrote:
>> dmesg when mounting volume which was formated xfsprogs 4.3.0:
>>
>> *
>> root@xxxxxxxxxxxxxx:~$ mkfs.xfs -V
>> mkfs.xfs version 4.3.0
>>
>> root@xxxxxxxxxxxxxx:~$ mkfs.xfs -f -m crc=0,finobt=0 /dev/sdc4
>> meta-data=/dev/sdc4 isize=256 agcount=4, agsize=474552 blks
>> = sectsz=512 attr=2, projid32bit=1
>> = crc=0 finobt=0, sparse=0
>> data = bsize=4096 blocks=1898208, imaxpct=25
>> = sunit=0 swidth=0 blks
>> naming =version 2 bsize=4096 ascii-ci=0 ftype=1
>> log =internal log bsize=4096 blocks=2560, version=2
>> = sectsz=512 sunit=0 blks, lazy-count=1
>> realtime =none extsz=4096 blocks=0, rtextents=0
>>
>> root@xxxxxxxxxxxxxx:~$ mount /dev/sdc4 /mnt/sdc4
>> mount: wrong fs type, bad option, bad superblock on /dev/sdc4,
>> missing codepage or helper program, or other error
>>
>> In some cases useful info is found in syslog - try
>> dmesg | tail or so.
>>
>> root@xxxxxxxxxxxxxx:~$ dmesg
>> [ 212.984534] XFS (sdc4): bad version
>> [ 212.984547] ffff88005cccb000: 58 46 53 42 00 00 10 00 00 00 00 00 00
>> 1c f6 e0 XFSB............
>> [ 212.984550] ffff88005cccb010: 00 00 00 00 00 00 00 00 00 00 00 00 00
>> 00 00 00 ................
>> [ 212.984551] ffff88005cccb020: 55 9d 20 d9 1c e9 4e a9 a3 ee 8d fd ba
>> 68 b3 70 U. ...N......h.p
>> [ 212.984553] ffff88005cccb030: 00 00 00 00 00 10 00 04 00 00 00 00 00
>> 00 00 80 ................
>> [ 212.984556] XFS (sdc4): Internal error xfs_sb_read_verify at line 730
>> of file fs/xfs/xfs_mount.c. Caller 0xffffffff81256c7d
>>
>
> Interesting... have you tried to format without ftype support? It looks
> like that wasn't introduced until v3.13. E.g.,
>
> mkfs.xfs -f -m crc=0 -n ftype=0 <dev>
>
With ftype=0 and crc=0 options, mounting the volume is possible.
root:~$ mkfs.xfs -f -m crc=0 -n ftype=0 /dev/sdc
meta-data=/dev/sdc isize=256 agcount=4, agsize=30524162
blks
= sectsz=512 attr=2, projid32bit=1
= crc=0 finobt=0, sparse=0
data = bsize=4096 blocks=122096646, imaxpct=25
= sunit=0 swidth=0 blks
naming =version 2 bsize=4096 ascii-ci=0 ftype=0
log =internal log bsize=4096 blocks=59617, version=2
= sectsz=512 sunit=0 blks, lazy-count=1
realtime =none extsz=4096 blocks=0, rtextents=0
root:~$ mount /dev/sdc /mnt/sdc
root:~$ dmesg
[ 1761.805159] sdc: unknown partition table
[ 1768.928019] XFS (sdc): Mounting Filesystem
[ 1768.987660] XFS (sdc): Ending clean mount
so is it safe to use xfsprogs 4.3.0 with crc=0 and ftype=0 with kernel
3.10?
> Brian
>
>> [ 212.984560] CPU: 0 PID: 440 Comm: kworker/0:1H Tainted: P O
>> 3.10.92-oe64-ge331686 #15
>> [ 212.984562] Hardware name: System manufacturer System Product
>> Name/P5WDG2 WS Pro, BIOS 0905 03/06/2008
>> [ 212.984567] Workqueue: xfslogd xfs_buf_iodone_work
>> [ 212.984570] ffffffff81692f75 ffffffff81258c5d ffffffff81256c7d
>> ffffffff818a39e3
>> [ 212.984573] ffff88007aa9ef00 0000000000000016 ffff88007aa8b000
>> 0000000000000000
>> [ 212.984576] ffff88007ea17800 ffffffff812a32ac ffffffff81256c7d
>> ffff88007ea11a40
>> [ 212.984579] Call Trace:
>> [ 212.984584] [<ffffffff81692f75>] ? dump_stack+0xc/0x15
>> [ 212.984587] [<ffffffff81258c5d>] ? xfs_corruption_error+0x8d/0x90
>> [ 212.984590] [<ffffffff81256c7d>] ? xfs_buf_iodone_work+0x6d/0x90
>> [ 212.984595] [<ffffffff812a32ac>] ? xfs_sb_read_verify+0xfc/0x120
>> [ 212.984598] [<ffffffff81256c7d>] ? xfs_buf_iodone_work+0x6d/0x90
>> [ 212.984600] [<ffffffff81256c7d>] ? xfs_buf_iodone_work+0x6d/0x90
>> [ 212.984604] [<ffffffff8105ce4d>] ? process_one_work+0x13d/0x3b0
>> [ 212.984607] [<ffffffff8105d7b1>] ? worker_thread+0x121/0x3d0
>> [ 212.984609] [<ffffffff8105d690>] ? manage_workers.isra.26+0x280/0x280
>> [ 212.984613] [<ffffffff81062e92>] ? kthread+0xc2/0xd0
>> [ 212.984616] [<ffffffff81070000>] ? sched_clock_cpu+0x30/0x100
>> [ 212.984619] [<ffffffff81062dd0>] ? kthread_create_on_node+0x110/0x110
>> [ 212.984623] [<ffffffff8169db98>] ? ret_from_fork+0x58/0x90
>> [ 212.984626] [<ffffffff81062dd0>] ? kthread_create_on_node+0x110/0x110
>> [ 212.984628] XFS (sdc4): Corruption detected. Unmount and run xfs_repair
>> [ 212.984634] XFS (sdc4): SB validate failed with error 22.
>> *
>>
>> On 11/26/15 14:50, Brian Foster wrote:
>>> On Thu, Nov 26, 2015 at 02:18:51PM +0100, aluno3@xxxxxxxxxxxxxx wrote:
>>>> Yes I used -f option with 4.X version of xfsprogs but mounting the
>>>> volume was not possible - before mkfs.xfs finished successfully
>>>> (mkfs.xfs -f -m crc=0,finobt=0).
>>>>
>>>
>>> You posted the output associated with the crc=1 fs mount failure, what
>>> happens when you try to mount after formatting with crc=0?
>>>
>>> Brian
>>>
>>>> Should I stay in 3.1.X family of xfsprogs or is it recommended to use at
>>>> least 3.2.x version with kernel 3.10?
>>>>
>>>> The most I care about xfs_repair.
>>>>
>>>> On 11/26/15 13:26, Emmanuel Florac wrote:
>>>>> Le Thu, 26 Nov 2015 11:21:45 +0100
>>>>> "aluno3@xxxxxxxxxxxxxx" <aluno3@xxxxxxxxxxxxxx> écrivait:
>>>>>
>>>>>> mkfs.xfs -m crc=0,finobt=0
>>>>>>
>>>>>> but it does not work with 4.X version of xfsprogs. Call trace also
>>>>>> occurred so I tried to use 3.2.4 family with crc=0,finobt=0 and volume
>>>>>> mounted successfully.
>>>>>>
>>>>>
>>>>> Did you use -f? else mkfs.xfs won't do anything as it'll detect an
>>>>> existing filesystem.
>>>>>
>>>>
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>>
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