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  1. Couchbase Server
  2. MB-11914

0 keys transferred during dgm-rebalance: etmpfail waiting for seq no

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Details

    • Bug
    • Resolution: Incomplete
    • Critical
    • 3.0
    • 3.0-Beta
    • couchbase-bucket
    • Security Level: Public
    • None
    • 3.0 build 1105
    • Untriaged
    • Unknown
    • June 30 - July 18

    Description

      Test:

      • 4 nodes, 4 buckets (replica=3)
      • load each bucket to 30% dgm
      • rebalance out 2 nodes with ops running on buckets
        (target op-rate per bucket is 10k. load ratio = set:10% update:60% , get:25% (5% miss rate) delete:5%

      each node has been at 0% for about 40 minutes now with 0 keys transferred

      from debug.log:

      rebalance:debug,2014-08-08T14:13:06.838,ns_1@172.23.106.53:<0.17024.0>:janitor_agent:do_wait_seqno_persisted:1098]Got etmpfail waiting for seq no persistence. Will try again
      [rebalance:debug,2014-08-08T14:13:06.874,ns_1@172.23.106.53:<0.19676.0>:janitor_agent:do_wait_seqno_persisted:1098]Got etmpfail waiting for seq no persistence. Will try again
      [rebalance:debug,2014-08-08T14:13:06.994,ns_1@172.23.106.53:<0.19596.0>:janitor_agent:do_wait_seqno_persisted:1098]Got etmpfail waiting for seq no persistence. Will try again
      [rebalance:debug,2014-08-08T14:13:07.101,ns_1@172.23.106.53:<0.19516.0>:janitor_agent:do_wait_seqno_persisted:1098]Got etmpfail waiting for seq no persistence. Will try again

      memcached log snippet:

      Fri Aug 8 14:13:21.678937 PDT 3: (standardbucket3) Notified the timeout on checkpoint persistence for vbucket 313, cookie 0x591e600
      Fri Aug 8 14:13:21.742580 PDT 3: (standardbucket3) Notified the timeout on checkpoint persistence for vbucket 317, cookie 0x5729600
      Fri Aug 8 14:13:27.263487 PDT 3: (standardbucket3) Notified the timeout on checkpoint persistence for vbucket 321, cookie 0x596dc00
      Fri Aug 8 14:13:27.301718 PDT 3: (standardbucket3) Notified the timeout on checkpoint persistence for vbucket 325, cookie 0x584d300

      the scenario passed with 2 replica's and rebalancing out 1 node.

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            tommie Tommie McAfee (Inactive)
            tommie Tommie McAfee (Inactive)
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            Dates

              Created:
              Updated:
              Resolved:

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