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  1. Core Server
  2. SERVER-21444

WiredTiger replica set member is getting behind while syncing the oplog during the initialSync

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    • Type: Icon: Bug Bug
    • Resolution: Duplicate
    • Priority: Icon: Critical - P2 Critical - P2
    • None
    • Affects Version/s: 3.0.7
    • Component/s: Replication, WiredTiger
    • Labels:
      None
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      During the oplog sync phase of the initial sync, the WiredTiger replica set is getting behind (almost 8 hours per day). It could be related to SERVER-21230 or SERVER-16575. 

      namespace               operation    pattern    count    min (ms)    max (ms)    mean (ms)    95%-ile (ms)    sum (ms)

local.system.replset    query        None         179           0        3607          144           882.1    25944

        1. iostat_timeseries.png
          148 kB
          Ricardo Lorenzo
        2. ss_timeseries.png
          117 kB
          Ricardo Lorenzo

            Assignee:
            Unassigned Unassigned
            Reporter:
            ricardo.lorenzo Ricardo Lorenzo
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              Created:
              Updated:
              Resolved: