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  1. Couchbase Server
  2. MB-5845

set/get latencies increase in 1.8.1 when rebalancing in a new node while building safe replicas.

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      test :

      have 2 nodes , add third node and rebalance

      stats from memcachetest:

      Average with 1 threads
      Get operations:
      #of ops. min max avg max90th max95th max99th
      6673 408 us 10 ms 880 us 1030 us 1803 us 5129 us

      Set operations:
      #of ops. min max avg max90th max95th max99th
      3327 414 us 10 ms 899 us 1041 us 1856 us 5773 us

      Average with 1 threads
      Get operations:
      #of ops. min max avg max90th max95th max99th
      6653 391 us 13 ms 886 us 1037 us 1853 us 5480 us

      Set operations:
      #of ops. min max avg max90th max95th max99th
      3347 427 us 9553 us 905 us 1020 us 1848 us 6010 us

      Average with 1 threads
      Get operations:
      #of ops. min max avg max90th max95th max99th
      6746 423 us 69 ms 2523 us 5229 us 8067 us 25 ms

      Set operations:
      #of ops. min max avg max90th max95th max99th
      3254 433 us 73 ms 2397 us 5016 us 7871 us 24 ms

      i will post stats from mcsoda ( performance runs as well )

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            chiyoung Chiyoung Seo (Inactive)
            farshid Farshid Ghods (Inactive)
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              Updated:
              Resolved:

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