Details
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Bug
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Resolution: Fixed
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Critical
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4.6.0, 4.6.1, 4.6.2, 4.6.3, 5.0.0
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Untriaged
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Centos 64-bit
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Yes
Description
Steps:
- Configure two servers with Couchbase Server 4.1.2
- Enable unidirectional replication between two nodes
- Upgrade the source node (rpm -Uv couchbase-server-enterprise-4.6.2-centos7.x86_64.rpm)
Observed:
GlobalSettingChangeListener 2017-08-30T13:36:49.422-07:00 [INFO] new Global settings=GoMaxProcs:4, GoGC:0
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GlobalSettingChangeListener 2017-08-30T13:36:49.423-07:00 [INFO] Successfully changed GOGC setting from(old) 100 to(New) 0
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curl -s http://Administrator:password@172.23.96.105:8091/settings/replications | python -mjson.tool
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{
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"checkpointInterval": 1800,
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"docBatchSizeKb": 2048,
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"failureRestartInterval": 10,
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"goGC": 0,
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"goMaxProcs": 4,
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"logLevel": "Info",
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"optimisticReplicationThreshold": 256,
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"sourceNozzlePerNode": 2,
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"statsInterval": 1000,
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"targetNozzlePerNode": 2,
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"workerBatchSize": 500
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}
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And thousands GC events afterwards.
egrep -o 'NumGC":[0-9]+' goxdcr.log
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NumGC":3093
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NumGC":5696
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NumGC":8315
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