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Hi!
Usually, when the xfs partition has no more space nothing happend except I
cannot write new data. This was true for a long time. But it's seems that
in 3.14.4 something has changed (3.14.x?):
# dd if=/dev/urandom of=noise.dat count=4194304
cp noise.dat 11.dat
cp noise.dat 22.dat
....
At some point the partition become full and I get this in logs:
May 25 19:48:25 imhotep kernel: [26271.780894] XFS (loop0): xlog_write: reservation summary:
May 25 19:48:25 imhotep kernel: [26271.780894] trans type = FSYNC_TS (36)
May 25 19:48:25 imhotep kernel: [26271.780894] unit res = 9640 bytes
May 25 19:48:25 imhotep kernel: [26271.780894] current res = -4 bytes
May 25 19:48:25 imhotep kernel: [26271.780894] total reg = 0 bytes (o/flow = 0 bytes)
May 25 19:48:25 imhotep kernel: [26271.780894] ophdrs = 0 (ophdr space = 0 bytes)
May 25 19:48:25 imhotep kernel: [26271.780894] ophdr + reg = 0 bytes
May 25 19:48:25 imhotep kernel: [26271.780894] num regions = 0
May 25 19:48:25 imhotep kernel: [26271.780894]
May 25 19:48:25 imhotep kernel: [26271.780910] XFS (loop0): xlog_write: reservation ran out. Need to up reservation
May 25 19:48:25 imhotep kernel: [26271.780917] XFS (loop0): xfs_do_force_shutdown(0x2) called from line 1999 of file fs/xfs/xfs_log.c. Return address = 0xffffffffa009a6e8
May 25 19:48:25 imhotep kernel: [26271.781084] XFS (loop0): Log I/O Error Detected. Shutting down filesystem
May 25 19:48:25 imhotep kernel: [26271.781088] XFS (loop0): Please umount the filesystem and rectify the problem(s)
May 25 19:48:25 imhotep kernel: [26271.781197] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:48:25 imhotep kernel: [26271.781550] Buffer I/O error on device loop0, logical block 115955756
May 25 19:48:25 imhotep kernel: [26271.781556] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781566] Buffer I/O error on device loop0, logical block 115955757
May 25 19:48:25 imhotep kernel: [26271.781570] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781576] Buffer I/O error on device loop0, logical block 115955758
May 25 19:48:25 imhotep kernel: [26271.781581] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781586] Buffer I/O error on device loop0, logical block 115955759
May 25 19:48:25 imhotep kernel: [26271.781590] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781597] Buffer I/O error on device loop0, logical block 115955760
May 25 19:48:25 imhotep kernel: [26271.781601] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781607] Buffer I/O error on device loop0, logical block 115955761
May 25 19:48:25 imhotep kernel: [26271.781611] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781616] Buffer I/O error on device loop0, logical block 115955762
May 25 19:48:25 imhotep kernel: [26271.781620] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781626] Buffer I/O error on device loop0, logical block 115955763
May 25 19:48:25 imhotep kernel: [26271.781630] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781636] Buffer I/O error on device loop0, logical block 115955764
May 25 19:48:25 imhotep kernel: [26271.781640] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.781646] Buffer I/O error on device loop0, logical block 115955765
May 25 19:48:25 imhotep kernel: [26271.781650] lost page write due to I/O error on loop0
May 25 19:48:25 imhotep kernel: [26271.831068] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:48:54 imhotep kernel: [26300.896096] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:49:24 imhotep kernel: [26330.976040] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:49:54 imhotep kernel: [26361.056082] XFS (loop0): xfs_log_force: error 5 returned.
>>>> umount /home here:
May 25 19:50:04 imhotep kernel: [26370.798657] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:50:05 imhotep kernel: [26372.117698] XFS (loop0): xfs_log_force: error 5 returned.
May 25 19:50:05 imhotep kernel: [26372.121153] XFS (loop0): xfs_log_force: error 5 returned.
>>>> mount /home here:
May 25 19:50:54 imhotep kernel: [26420.912686] XFS (loop0): Mounting Filesystem
May 25 19:50:55 imhotep kernel: [26421.551754] XFS (loop0): Starting recovery (logdev: internal)
May 25 19:50:55 imhotep kernel: [26421.903891] XFS (loop0): Ending recovery (logdev: internal)
Seems like an log error. Can this be fixed?
Thank you.
# uname -a
Linux imhotep.vlasiu.net 3.14.4-100.AES.f19g.x86_64 #1 SMP Tue May 13 21:36:02 EEST 2014 x86_64 x86_64 x86_64 GNU/Linux
# xfs_repair -V
xfs_repair version 3.1.10
# cat /proc/cpuinfo | grep ^process | wc -l
2
# cat /proc/meminfo
MemTotal: 3982872 kB
MemFree: 2352536 kB
MemAvailable: 2803296 kB
Buffers: 432 kB
Cached: 997232 kB
SwapCached: 36 kB
Active: 1029964 kB
Inactive: 417876 kB
Active(anon): 761920 kB
Inactive(anon): 83260 kB
Active(file): 268044 kB
Inactive(file): 334616 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 4194296 kB
SwapFree: 4193708 kB
Dirty: 4 kB
Writeback: 0 kB
AnonPages: 450140 kB
Mapped: 91904 kB
Shmem: 395004 kB
Slab: 75724 kB
SReclaimable: 34068 kB
SUnreclaim: 41656 kB
KernelStack: 1576 kB
PageTables: 10812 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 6185732 kB
Committed_AS: 1386592 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 131492 kB
VmallocChunk: 34359561724 kB
HardwareCorrupted: 0 kB
AnonHugePages: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
DirectMap4k: 163520 kB
DirectMap2M: 3964928 kB
# cat /proc/mounts | grep -v cgroup | grep -w xfs
/dev/sda3 / xfs rw,seclabel,relatime,attr2,inode64,noquota 0 0
/dev/loop6 /tmp xfs rw,seclabel,nosuid,nodev,noexec,relatime,attr2,inode64,noquota 0 0
/dev/loop6 /var/tmp xfs rw,seclabel,nosuid,nodev,noexec,relatime,attr2,inode64,noquota 0 0
/dev/loop0 /home xfs rw,seclabel,nosuid,nodev,relatime,attr2,inode64,logbufs=8,logbsize=256k,noquota 0 0
# xfs_info /dev/loop0
meta-data=/dev/loop0 isize=256 agcount=4, agsize=40108032 blks
= sectsz=512 attr=2
data = bsize=4096 blocks=160432126, imaxpct=25
= sunit=0 swidth=0 blks
naming =version 2 bsize=4096 ascii-ci=0
log =internal bsize=4096 blocks=78335, version=2
= sectsz=512 sunit=0 blks, lazy-count=1
realtime =none extsz=4096 blocks=0, rtextents=0
Sincerely,
Gabriel
- --
// Gabriel VLASIU
//
// OpenGPG-KeyID : 44952F15
// OpenGPG-Fingerprint: 4AC5 7C26 2FE9 02DA 4906 24B2 D32B 7ED7 4495 2F15
// OpenGPG-URL : http://www.vlasiu.net/public.key
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