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  1. Couchbase Server
  2. MB-43586

High variance in p99.9 GET latency on Magma heavy read latency tests

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    • Untriaged
    • 1
    • Yes
    • KV-Engine 2021-Jan, Magma 2021-Jan18

    Description

       

       

      Test Baseline (7.0.0-4078) Compare (7.0.0-4170)

      99.9th percentile GET latency (ms), 4 nodes, 1 bucket x 1B x 1KB, 15K ops/sec (5/90/5 C/R/W), Uniform distribution, Magma

      		 6.97  8.61

      99.9th percentile GET Latency(ms), Workload S0.1, 2 nodes, 250M x 1KB, 20K ops/sec (5/90/5 C/R/W), Power distribution (α=10), Magma

      		 8.17 9.1

      99.9th percentile GET Latency(ms), Workload S0.2, 2 nodes, 250M x 1KB, 20K ops/sec (5/90/5 C/R/W), Uniform distribution, Magma

      		 7.43 8.4

       

       

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            bo-chun.wang Bo-Chun Wang
            bo-chun.wang Bo-Chun Wang
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              Resolved:

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