Details

    • Bug
    • Resolution: Fixed
    • Major
    • Lustre 2.14.0
    • None
    • Client:
      2.11.53_197_g0f2d3f5
      Server:
      2.11.53_197_g0f2d3f5
    • 3
    • 9223372036854775807

    Description

      Mitsuhiro reported lock_count is exceeding lru_size ( disabled lru resize) on DDN es3.x branch before, and when we tested with master, found the same problem can also be seen on upstream.

       
       

      # for i in `seq -w 10001 20000`; do dd if=/dev/zero of=/mnt/lustre/1KB_file-${i} bs=1K count=1 > /dev/null 2>&1 ; echo ${i} ; done
      
      # lctl get_param ldlm.namespaces.*.lru_size
      ldlm.namespaces.lustre-MDT0000-mdc-ffff8d0afcc55000.lru_size=800
      ldlm.namespaces.lustre-OST0000-osc-ffff8d0afcc55000.lru_size=800
      ldlm.namespaces.lustre-OST0001-osc-ffff8d0afcc55000.lru_size=800
      
      # lctl get_param ldlm.namespaces.*.lock_count
      ldlm.namespaces.lustre-MDT0000-mdc-ffff8d0afcc55000.lock_count=800
      ldlm.namespaces.lustre-OST0000-osc-ffff8d0afcc55000.lock_count=4090 ldlm.namespaces.lustre-OST0001-osc-ffff8d0afcc55000.lock_count=4096
       
      

      {{}}

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            [LU-11518] lock_count is exceeding lru_size

            "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/41007/
            Subject: LU-11518 ldlm: cancel LRU improvement
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set:
            Commit: 8a5131183a2b353cb475ea5826623fe59013a5ac

            gerrit Gerrit Updater added a comment - "Oleg Drokin <green@whamcloud.com>" merged in patch https://review.whamcloud.com/41007/ Subject: LU-11518 ldlm: cancel LRU improvement Project: fs/lustre-release Branch: b2_12 Current Patch Set: Commit: 8a5131183a2b353cb475ea5826623fe59013a5ac

            Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/41006/
            Subject: LU-11518 ldlm: lru code cleanup
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set:
            Commit: 2fd278af4caeb49ace25546c91e18b602e821042

            gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/41006/ Subject: LU-11518 ldlm: lru code cleanup Project: fs/lustre-release Branch: b2_12 Current Patch Set: Commit: 2fd278af4caeb49ace25546c91e18b602e821042

            Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/41005/
            Subject: LU-11518 osc: cancel osc_lock list traversal once found the lock is being used
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set:
            Commit: eaee7c3cd636720fb925656f51c9a68c507849f6

            gerrit Gerrit Updater added a comment - Oleg Drokin (green@whamcloud.com) merged in patch https://review.whamcloud.com/41005/ Subject: LU-11518 osc: cancel osc_lock list traversal once found the lock is being used Project: fs/lustre-release Branch: b2_12 Current Patch Set: Commit: eaee7c3cd636720fb925656f51c9a68c507849f6

            Any chance to land these to 2.12 LTS?

            simmonsja James A Simmons added a comment - Any chance to land these to 2.12 LTS?

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41011
            Subject: LU-11518 osc: Do ELC on locks with no OSC object
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 20d6d6b9cffc6b8b27054bd9c24301e0de0cd9c0

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41011 Subject: LU-11518 osc: Do ELC on locks with no OSC object Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 20d6d6b9cffc6b8b27054bd9c24301e0de0cd9c0

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41010
            Subject: LU-11518 ldlm: pool recalc forceful call
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 2964239f589d03fc4db7a1bb23ce774c74630f73

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41010 Subject: LU-11518 ldlm: pool recalc forceful call Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 2964239f589d03fc4db7a1bb23ce774c74630f73

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41009
            Subject: LU-11518 ldlm: pool fixes
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 7b1e97eb0ce991c3db67ad9ca031fc279636e72b

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41009 Subject: LU-11518 ldlm: pool fixes Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 7b1e97eb0ce991c3db67ad9ca031fc279636e72b

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41008
            Subject: LU-11518 ldlm: control lru_size for extent lock
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 6fa9e265501bef1f8fd87322f86a5011f7dc2c4a

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41008 Subject: LU-11518 ldlm: control lru_size for extent lock Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 6fa9e265501bef1f8fd87322f86a5011f7dc2c4a

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41007
            Subject: LU-11518 ldlm: cancel LRU improvement
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: 39253205ca7dc45d160b04eacb4cc20a1863f0ec

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41007 Subject: LU-11518 ldlm: cancel LRU improvement Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: 39253205ca7dc45d160b04eacb4cc20a1863f0ec

            James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41006
            Subject: LU-11518 ldlm: lru code cleanup
            Project: fs/lustre-release
            Branch: b2_12
            Current Patch Set: 1
            Commit: e60b7a8afd177b920e0728787b64312a6815be01

            gerrit Gerrit Updater added a comment - James Simmons (jsimmons@infradead.org) uploaded a new patch: https://review.whamcloud.com/41006 Subject: LU-11518 ldlm: lru code cleanup Project: fs/lustre-release Branch: b2_12 Current Patch Set: 1 Commit: e60b7a8afd177b920e0728787b64312a6815be01

            People

              guzheng Gu Zheng (Inactive)
              guzheng Gu Zheng (Inactive)
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              Dates

                Created:
                Updated:
                Resolved: