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  1. Lustre
  2. LU-2600

lustre metadata performance is very slow on zfs

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Details

    • Bug
    • Resolution: Fixed
    • Major
    • None
    • Lustre 2.4.0
    • 3
    • 6060

    Description

      mds-survey show create and unlink are very slow

      [root@mds01 mds01]# tests_str="create lookup destroy" thrlo=192 thrhi=192 file_count=3840000 mds-survey
      Wed Jan 2 16:43:00 PST 2013 /usr/bin/mds-survey from mds01
      mdt 1 file 3840000 dir 192 thr 192 create 2220.02 [ 0.00,19997.98] lookup 9429.79 [ 0.00,41998.40] destroy 1545.46 [ 0.00,15998.32]
      done!

      Attachments

        1. oprofile2.tar.gz
          1.01 MB
        2. oprofile.tar.gz
          1.76 MB

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              bzzz Alex Zhuravlev
              mdiep Minh Diep
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              Dates

                Created:
                Updated:
                Resolved: