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Posted to notifications@iotdb.apache.org by "FengQingxin (Jira)" <ji...@apache.org> on 2022/01/24 11:59:00 UTC
[jira] [Commented] (IOTDB-2423) [OOM]Got an oom error when using iotdb(CQ?)
[ https://issues.apache.org/jira/browse/IOTDB-2423?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17481036#comment-17481036 ]
FengQingxin commented on IOTDB-2423:
------------------------------------
这个需要持续观察后关闭。
> [OOM]Got an oom error when using iotdb(CQ?)
> -------------------------------------------
>
> Key: IOTDB-2423
> URL: https://issues.apache.org/jira/browse/IOTDB-2423
> Project: Apache IoTDB
> Issue Type: Bug
> Components: Core/Engine
> Affects Versions: 0.13.0-SNAPSHOT
> Reporter: FengQingxin
> Assignee: Steve Yurong Su
> Priority: Major
> Labels: 0.13.0, pull-request-available
> Fix For: 0.13.0
>
> Attachments: apache-iotdb.zip, image-2022-01-18-10-17-30-097.png, image-2022-01-18-10-21-51-829.png, image-2022-01-18-10-22-03-399.png, iotdb-benchmark.tar.gz, iotdb.log
>
>
> 使用16核32G内存运行默认配置下启动的IoTDB,在本机使用bm模拟实时写入(无压力)2个存储组管理30个设备,每个设备30个传感器。
> 启动后设置多个CQ任务(具体数量可参考mlog内容)。一段时间(2天?)后IoTDB报错OOM如下图:
> !image-2022-01-18-10-17-30-097.png!
>
> 该环境磁盘空间充足
> *!image-2022-01-18-10-22-03-399.png!*
> !image-2022-01-18-10-21-51-829.png!
>
> 附录压缩文件内包含相关使用的iotdb(受上传大小限制删除掉了一些无用的文件夹)和bm(均含问题日志)。
> iotdb.log是jstack -F <pid> 导出的信息
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