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Type: Bug
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Resolution: Unresolved
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Priority: Major - P3
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None
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Affects Version/s: 3.4.0-rc0, 3.4.0-rc1
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Component/s: Performance, Storage, WiredTiger
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Storage Engines
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ALL
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Storage 2016-11-21, Storage 2016-12-12
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0
Running YCSB against a sharded cluster in our regression framework, we see a 10+ pause in inserts correlated with eviction in aggressive mode. The pause appears to be on the primary of the second shard of a three shard cluster. The test was run using c3.2xlarge instances, using local SSD for data and journal. The journal is on a separate device that the data.
Here's a plot of some key stats during the pause: