[jira] [Assigned] (IOTDB-5301) [confignode leader] The number of open file handles increases

["Yongzao Dan (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/IOTDB-5301?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Yongzao Dan reassigned IOTDB-5301:
----------------------------------

      Sprint: Catalyst-Backlog  (was: ConfigNode-Backlog)
    Assignee: Song Ziyang  (was: Gaofei Cao)
    Priority: Minor  (was: Major)

The only file that ConfigNode opens is Ratis log

> [confignode leader] The number of open file handles increases
> -------------------------------------------------------------
>
>                 Key: IOTDB-5301
>                 URL: https://issues.apache.org/jira/browse/IOTDB-5301
>             Project: Apache IoTDB
>          Issue Type: Improvement
>          Components: mpp-cluster
>    Affects Versions: master branch
>            Reporter: 刘珍
>            Assignee: Song Ziyang
>            Priority: Minor
>         Attachments: confignode_lsof_1.out, confignode_lsof_2.out, image-2022-12-28-11-11-04-360.png, lt.conf
>
>
> master_1222_656d281
> ConfigNode leader节点打开的文件句柄数有增多的现象，如下，1小时监控1次文件句柄数：
>  !image-2022-12-28-11-11-04-360.png! 
> 测试环境：
> 1. 192.168.10.62/66/68  72CPU256GB
> 3副本3C3D，BM 7*24小时写入测试。
> 2.集群配置参数
> ConfigNode
> MAX_HEAP_SIZE="8G"
> DataNode
> MAX_HEAP_SIZE="192G"
> MAX_DIRECT_MEMORY_SIZE="32G"
> dn_max_connection_for_internal_service=300
> Common配置
> schema_replication_factor=3
> data_replication_factor=3
> iot_consensus_throttle_threshold_in_byte=536870912000
> 3.BM配置见附件
> 4.lsof -p confignode_pid 结果见附件



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