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  1. Lustre
  2. LU-11114

Track creates in MDC and llite stats

Details

    • Bug
    • Resolution: Fixed
    • Minor
    • Lustre 2.14.0, Lustre 2.12.5
    • Lustre 2.10.4
    • RHEL 7.5
    • 3
    • 9223372036854775807

    Description

      File creates are not tracked in llite stats. Andreas mentioned this in LU-8150. I can submit a patch to change it, but wasn't sure whether it was just overlooked or if there was a reason it wasn't done.

      bash-4.2$ cat /proc/fs/lustre/llite/lquake-ffff883a74d0a000/stats
      snapshot_time 1530651162.784915742 secs.nsecs
      bash-4.2$ touch /p/lquake/faaland1/touched
      bash-4.2$ echo $?
      0
      bash-4.2$ cat /proc/fs/lustre/llite/lquake-ffff883a74d0a000/stats
      snapshot_time 1530651198.529596878 secs.nsecs
      open 1 samples [regs]
      close 1 samples [regs]
      readdir 2 samples [regs]
      setattr 1 samples [regs]
      getattr 3 samples [regs]
      alloc_inode 1 samples [regs]
      getxattr 7 samples [regs]
      getxattr_hits 6 samples [regs]
      removexattr 1 samples [regs]
      inode_permission 6 samples [regs]
      bash-4.2$ grep -e creat -e mknod /proc/fs/lustre/llite/lquake-ffff883a74d0a000/stats

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            emoly.liu Emoly Liu
            ofaaland Olaf Faaland
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              Created:
              Updated:
              Resolved: