ext4 file system errors when moving users from one machine to another

Solution Unverified - Updated -


During the process of moving users from one machine to another the following filesystem errors were encountered.
Excerpt from /var/log/kern.log:

2011-09-27T18:10:39.672674-04:00 node2 kernel: EXT4-fs: Can't allocate: Allocation context details:
2011-09-27T18:10:39.672693-04:00 node2 kernel: EXT4-fs: status 1 flags 3104
2011-09-27T18:10:39.672696-04:00 node2 kernel: EXT4-fs: orig 42/8076/64@22, goal 42/8076/256@0, best 0/0/0@22 cr 3
2011-09-27T18:10:39.672698-04:00 node2 kernel: EXT4-fs: 0 scanned, 0 found
2011-09-27T18:10:39.672702-04:00 node2 kernel: EXT4-fs: groups: 
2011-09-27T18:10:39.673254-04:00 node2 kernel: 44: 32254/0 
2011-09-27T18:10:39.673261-04:00 node2 kernel: 45: 32254/0 
2011-09-27T18:10:39.673263-04:00 node2 kernel: 46: 32254/0 
2011-09-27T18:10:39.673265-04:00 node2 kernel: 47: 32254/0 
2011-09-27T18:10:39.673270-04:00 node2 kernel: 48: 32254/0 
2011-09-27T18:10:39.673272-04:00 node2 kernel: 49: 32221/0 
2011-09-27T18:10:39.673274-04:00 node2 kernel: 50: 13464/190 
  • At the same time, load increased dramatically and file system operations slowed.
  • Executing 'sync' from the command line hangs.
  • When rebooted, the system automatically ran fsck without problem and the filesystems mounted correctly.


  • Red Hat Enterprise Linux 6
  • ext4

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