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  1. Lustre
  2. LU-10277

DNE3: allow 'lfs mkdir' to create directory on MDS which has more space

Details

    • Improvement
    • Resolution: Fixed
    • Major
    • Lustre 2.11.0
    • Lustre 2.10.0
    • 9223372036854775807

    Description

      On DNE system, it will be good to allow 'lfs mkdir' to create directory on MDT which has more free space. In this way, user doesn't need to care much about balance between MDTs.

      Attachments

        Issue Links

          is cloned by

          Improvement - An improvement or enhancement to an existing feature or task. LU-10784 DNE3: mkdir() automatically create remote directory on MDS which has more space

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          is duplicated by

          Improvement - An improvement or enhancement to an existing feature or task. LU-7827 DNE3: automatically select MDT for lfs mkdir

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          is related to

          Bug - A problem which impairs or prevents the functions of the product. LU-10767 Potential buffer overflow in lfs_setdirstripe

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. LU-9435 DNE2 - object placement QoS policy

          • Minor - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Activity

            [LU-10277] DNE3: allow 'lfs mkdir' to create directory on MDS which has more space
            pjones Peter Jones added a comment -

            Landed for 2.11

            pjones Peter Jones added a comment - Landed for 2.11
            gerrit Gerrit Updater added a comment -

            Oleg Drokin (oleg.drokin@intel.com) merged in patch https://review.whamcloud.com/30598/
            Subject: LU-10277 utils: 'lfs mkdir -i -1' pick the less full MDTs
            Project: fs/lustre-release
            Branch: master
            Current Patch Set:
            Commit: 5c74455b50aa54a0081f1aa86712972857fb8b6a

            gerrit Gerrit Updater added a comment - Oleg Drokin (oleg.drokin@intel.com) merged in patch https://review.whamcloud.com/30598/ Subject: LU-10277 utils: 'lfs mkdir -i -1' pick the less full MDTs Project: fs/lustre-release Branch: master Current Patch Set: Commit: 5c74455b50aa54a0081f1aa86712972857fb8b6a
            gerrit Gerrit Updater added a comment -

            Lai Siyao (lai.siyao@intel.com) uploaded a new patch: https://review.whamcloud.com/30598
            Subject: LU-10277 utils: 'lfs mkdir' choose the less full MDT
            Project: fs/lustre-release
            Branch: master
            Current Patch Set: 1
            Commit: 85b0f7f2ec77f84d1f5d343e3c3c5fe171a19ad7

            gerrit Gerrit Updater added a comment - Lai Siyao (lai.siyao@intel.com) uploaded a new patch: https://review.whamcloud.com/30598 Subject: LU-10277 utils: 'lfs mkdir' choose the less full MDT Project: fs/lustre-release Branch: master Current Patch Set: 1 Commit: 85b0f7f2ec77f84d1f5d343e3c3c5fe171a19ad7
            adilger Andreas Dilger added a comment - - edited

            It would also be good to do this with "lfs mkdir -i -1", and pick the less-full MDTs with "lfs mkdir -c N".

            adilger Andreas Dilger added a comment - - edited It would also be good to do this with "lfs mkdir -i -1", and pick the less-full MDTs with "lfs mkdir -c N".

            People

              laisiyao Lai Siyao
              laisiyao Lai Siyao
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              Dates

                Created:
                Updated:
                Resolved: