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  1. Couchbase Server
  2. MB-42614

[BP 6.6.1] panic: Timestamp mismatch between snapshot

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    Description

      Build: 6.6.0-7909

      Test is as mentioned in : https://docs.google.com/document/d/1QWiyp5EAv_BHSQGjn7koyvfKMnF3d1l_nQhP2ufL0hM/edit#

      No. of Nodes : 11
      Services : 6 kv+n1ql, 5 fts + index
      Number of GSI indexes: 9 with replica 1 / partitions 15
      Numeber of FTS indexes : 2 with replica 3 / partitions 17
      Number of docs: 1M

      Test run: http://qa.sc.couchbase.com/job/test_suite_executor/270889/console

      During swap rebalance (adding node: 172.23.106.243 and ejecting node: 172.23.106.242), Rebalance failed and found below panic:

      2020-10-26T18:43:50.507-07:00 [Warn] Rebalancer::checkValidNotifyStateDest Detected Invalid State Change Notification. Token Id TransferToken78:d:d1:28:82:49:1f:b0 Local State TransferTokenMerge Metakv State TransferTokenInProgress
      panic: Timestamp mismatch between snapshot
       target bucket: , vbuckets: 0 Crc64: 0 snapType NO_SNAP -
          {vbno, vbuuid, seqno, snapshot-start, snapshot-end}
       
       source bucket: default, vbuckets: 1024 Crc64: 7612910606757529219 snapType DISK_SNAP -
          {vbno, vbuuid, seqno, snapshot-start, snapshot-end}
          {    0     98944deb2e28        968          0        968}
          {    1     c2c698165834        983          0        983}
      
      

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          For Gerrit Dashboard: MB-42614
          # Subject Branch Project Status CR V

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              mihir.kamdar Mihir Kamdar (Inactive)
              deepkaran.salooja Deepkaran Salooja
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              Dates

                Created:
                Updated:
                Resolved:

                PagerDuty