On 10/7/13 10:40 AM, Markus Trippelsdorf wrote: > On 2013.10.07 at 10:36 -0500, Eric Sandeen wrote: >> On 10/7/13 10:29 AM, Markus Trippelsdorf wrote: >>> On 2013.10.07 at 10:21 -0500, Eric Sandeen wrote: >>>> On 10/7/13 10:16 AM, Markus Trippelsdorf wrote: >>>>> x4 ~ # xfs_repair -V >>>>> xfs_repair version 3.2.0-alpha1 >>>>> >>>>> x4 ~ # mount -o logbsize=256k /dev/sdc1 /mnt >>>>> ... >>>>> [ 6419.592649] XFS (sdc1): Mounting Filesystem >>>>> [ 6419.642480] XFS (sdc1): Ending clean mount >>>>> >>>>> x4 ~ # xfs_info /dev/sdc1 >>>>> meta-data=/dev/sdc1 isize=256 agcount=4, agsize=61047552 blks >>>>> = sectsz=4096 attr=2, projid32bit=0 >>>>> = crc=0 >>>>> data = bsize=4096 blocks=244190208, imaxpct=25 >>>>> = sunit=0 swidth=0 blks >>>>> naming =version 2 bsize=4096 ascii-ci=0 >>>>> log =internal bsize=4096 blocks=119233, version=2 >>>>> = sectsz=4096 sunit=1 blks, lazy-count=1 >>>>> realtime =none extsz=4096 blocks=0, rtextents=0 >>>>> >>>>> x4 ~ # umount /mnt >>>>> >>>>> x4 ~ # xfs_repair /dev/sdc1 >>>>> Phase 1 - find and verify superblock... >>>>> Phase 2 - using internal log >>>>> - zero log... >>>>> ERROR: The filesystem has valuable metadata changes in a log which needs to >>>>> be replayed. Mount the filesystem to replay the log, and unmount it before >>>>> re-running xfs_repair. If you are unable to mount the filesystem, then use >>>>> the -L option to destroy the log and attempt a repair. >>>>> Note that destroying the log may cause corruption -- please attempt a mount >>>>> of the filesystem before doing this. >>>> >>>> What kernel are you running? Does older xfs_repair behave differently? >>>> (use xfs_repair -n if you test an old xfsprogs, to preserve this state >>>> for debugging...) >>> >>> I'm running the latest git kernel 3.12.0-rc4. >>> "xfs_repair -n" runs fine even with xfsprogs 3.2.0-alpha1... >>> >>>> Perhaps copying out or dumping the log w/ xfs_logprint would also help, >>>> maybe start with: >>>> >>>> # xfs_logprint -t /dev/sdc1 >>> xfs_logprint: >>> data device: 0x821 >>> log device: 0x821 daddr: 976760888 length: 953864 >>> >>> log tail: 53376 head: 53376 state: <CLEAN> >> >> Funky. >> >> How about an xfs_repair -v (for verbose). > ... > - zero log.. > zero_log: head block 53048 tail block 49064 > ERROR: The filesystem has valuable metadata changes in a log which needs to > ... > Very strange. Both xfs_logprint & xfs_repair should be using the same function in libxfs for finding the head & tail. I asked off-list if you wanted to provide a metadump image I could look at directly... Thanks, -Eric _______________________________________________ xfs mailing list xfs@xxxxxxxxxxx http://oss.sgi.com/mailman/listinfo/xfs