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https://issues.apache.org/jira/browse/IOTDB-4450?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jialin Qiao reassigned IOTDB-4450:
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Assignee: Haonan Hou (was: Jialin Qiao)
> [ StandAloneConsensus] Very low write performance at 100k timeseries per dev
> ----------------------------------------------------------------------------
>
> Key: IOTDB-4450
> URL: https://issues.apache.org/jira/browse/IOTDB-4450
> Project: Apache IoTDB
> Issue Type: Bug
> Components: mpp-cluster
> Affects Versions: 0.14.0-SNAPSHOT
> Reporter: 刘珍
> Assignee: Haonan Hou
> Priority: Major
> Attachments: 1_dev_10w_sensor.conf, image-2022-09-19-18-21-11-615.png
>
>
> m_0918_a28329e
> StandAloneConsensus，在单个设备包含的序列较多时，写入性能变得非常慢（写入超时，全部失败）。
> 1用户，1dev，10w序列，batch size=2，LOOP=10，即每序列写入20个点，相同数据库配置
> 与新单机的性能对比：
> !image-2022-09-19-18-21-11-615.png!
> 测试环境
> 1. 192.168.10.71/72/73/74 48核384G
> bm在ip71
> confignode配置参数
> MAX_HEAP_SIZE="8G"
> schema_region_consensus_protocol_class=org.apache.iotdb.consensus.standalone.StandAloneConsensus
> data_region_consensus_protocol_class=org.apache.iotdb.consensus.standalone.StandAloneConsensus
> schema_replication_factor=1
> data_replication_factor=1
> connection_timeout_ms=3600000
> DataNode配置
> MAX_HEAP_SIZE="256G"
> MAX_DIRECT_MEMORY_SIZE="32G"
> max_connection_for_internal_service=300
> 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_deduplicated_path_num=1000000
> max_waiting_time_when_insert_blocked=3600000
> query_timeout_threshold=36000000
> 2. bm配置见附件
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