刘珍 created IOTDB-4632:
-------------------------
Summary: [ MetaData ]
org.apache.iotdb.db.exception.metadata.MeasurementAlreadyExistException: Path
[xx] already exist
Key: IOTDB-4632
URL: https://issues.apache.org/jira/browse/IOTDB-4632
Project: Apache IoTDB
Issue Type: Bug
Components: mpp-cluster
Affects Versions: 0.14.0-SNAPSHOT
Reporter: 刘珍
Assignee: Yukun Zhou
master_1010_9917053
schema region ： ratis
3副本
500dev，10万sensor/dev , enable_auto_create_schema=false
注册元数据，大量ERROR，部分dev没注册成功（ratis 超时？超时时间需可配置）
ERROR 信息：
2022-10-13 11:37:36,676
[192.168.10.62_50010@group-000200000001-StateMachineUpdater] ERROR
o.a.i.d.m.v.SchemaExecutionVisitor:109 - IoTDB: MetaData error:
org.apache.iotdb.db.exception.metadata.MeasurementAlreadyExistException: Path
[root.test.g_1.d_221.s_48893] already exist
at
org.apache.iotdb.db.metadata.mtree.MTreeBelowSGMemoryImpl.createTimeseries(MTreeBelowSGMemoryImpl.java:218)
at
org.apache.iotdb.db.metadata.schemaregion.SchemaRegionMemoryImpl.createTimeseries(SchemaRegionMemoryImpl.java:622)
at
org.apache.iotdb.db.metadata.visitor.SchemaExecutionVisitor.visitCreateMultiTimeSeries(SchemaExecutionVisitor.java:106)
at
org.apache.iotdb.db.metadata.visitor.SchemaExecutionVisitor.visitCreateMultiTimeSeries(SchemaExecutionVisitor.java:63)
at
org.apache.iotdb.db.mpp.plan.planner.plan.node.metedata.write.CreateMultiTimeSeriesNode.accept(CreateMultiTimeSeriesNode.java:141)
at
org.apache.iotdb.db.consensus.statemachine.SchemaRegionStateMachine.write(SchemaRegionStateMachine.java:74)
at
org.apache.iotdb.consensus.ratis.ApplicationStateMachineProxy.applyTransaction(ApplicationStateMachineProxy.java:135)
at
org.apache.ratis.server.impl.RaftServerImpl.applyLogToStateMachine(RaftServerImpl.java:1588)
at
org.apache.ratis.server.impl.StateMachineUpdater.applyLog(StateMachineUpdater.java:239)
at
org.apache.ratis.server.impl.StateMachineUpdater.run(StateMachineUpdater.java:182)
at java.lang.Thread.run(Thread.java:748)
测试环境
1. 192.168.10.62/66/68 物理机 72CPU 256GB
bm在64
ConfigNode
MAX_HEAP_SIZE="8G"
MAX_DIRECT_MEMORY_SIZE="8G"
schema_region_consensus_protocol_class=org.apache.iotdb.consensus.ratis.RatisConsensus
data_region_consensus_protocol_class=org.apache.iotdb.consensus.multileader.MultiLeaderConsensus
schema_replication_factor=3
data_replication_factor=3
connection_timeout_ms=1200000
DataNode
MAX_HEAP_SIZE="192G"
MAX_DIRECT_MEMORY_SIZE="32G"
* connection_timeout_ms=1200000*
max_connection_for_internal_service=1100
enable_timed_flush_seq_memtable=true
seq_memtable_flush_interval_in_ms=3600000
seq_memtable_flush_check_interval_in_ms=600000
enable_timed_flush_unseq_memtable=true
unseq_memtable_flush_interval_in_ms=3600000
unseq_memtable_flush_check_interval_in_ms=600000
max_waiting_time_when_insert_blocked=3600000
query_timeout_threshold=36000000
* enable_auto_create_schema=false*
2. bm配置见附件
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