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Posted to notifications@iotdb.apache.org by "Liuxuxin (Jira)" <ji...@apache.org> on 2023/05/24 13:30:00 UTC
[jira] [Assigned] (IOTDB-5910) Execute "drop database" when starting compaction in loop, causing memory leak in the "IoTDB-Compaction_Schedule" thread.
[ https://issues.apache.org/jira/browse/IOTDB-5910?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Liuxuxin reassigned IOTDB-5910:
-------------------------------
Assignee: Zhijia Cao (was: Liuxuxin)
> Execute "drop database" when starting compaction in loop, causing memory leak in the "IoTDB-Compaction_Schedule" thread.
> ------------------------------------------------------------------------------------------------------------------------
>
> Key: IOTDB-5910
> URL: https://issues.apache.org/jira/browse/IOTDB-5910
> Project: Apache IoTDB
> Issue Type: Bug
> Components: Core/Compaction, mpp-cluster
> Affects Versions: 1.2.0
> Reporter: 刘珍
> Assignee: Zhijia Cao
> Priority: Major
> Attachments: image-2023-05-23-14-19-38-388.png, image-2023-05-23-14-19-48-245.png, image-2023-05-23-14-20-02-106.png, ip2_dn_stack_thread.out, load_insert_drop_db_1.sh, load_insert_drop_db_2.sh, run_2_client.sh
>
>
> 问题描述：
> 合并开始执行时，drop database，循环这一过程，发现合并线程有泄漏：
> !image-2023-05-23-14-19-38-388.png!
> !image-2023-05-23-14-19-48-245.png!
> 脚本内容如下：
> !image-2023-05-23-14-20-02-106.png!
> 测试环境：
> 版本：iotdb master 0523_f8516ed
> 机器：192.168.130.2 1C1D
> 配置参数
> /ssd/iotdb/i_m_0523_f8516ed/conf/confignode-env.sh
> MAX_HEAP_SIZE="2G"
> MAX_DIRECT_MEMORY_SIZE="1G"
> /ssd/iotdb/i_m_0523_f8516ed/conf/datanode-env.sh
> MAX_HEAP_SIZE="16G"
> MAX_DIRECT_MEMORY_SIZE="4G"
> /ssd/iotdb/i_m_0523_f8516ed/conf/iotdb-common.properties
> default_storage_group_level=2
> query_timeout_threshold=36000000
> min_cross_compaction_unseq_file_level=0
> compaction_write_throughput_mb_per_sec=64
> /ssd/iotdb/i_m_0523_f8516ed/conf/iotdb-confignode.properties
> cn_internal_address=192.168.130.2
> cn_target_config_node_list=192.168.130.2:10710
> cn_metric_reporter_list=PROMETHEUS
> cn_metric_level=IMPORTANT
> cn_metric_prometheus_reporter_port=9081
> /ssd/iotdb/i_m_0523_f8516ed/conf/iotdb-datanode.properties
> dn_rpc_address=192.168.130.2
> dn_internal_address=192.168.130.2
> dn_target_config_node_list=192.168.130.2:10710
> dn_metric_reporter_list=PROMETHEUS
> dn_metric_level=IMPORTANT
> 测试脚本在/ssd/iotdb/i_m_0523_f8516ed ,包含3个脚本，运行run_2_client.sh
> jstack见附件。
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