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Posted to dev@kylin.apache.org by "谢沛辰 (Jira)" <ji...@apache.org> on 2019/11/01 01:50:00 UTC
[jira] [Created] (KYLIN-4230) 使用的过程中会导致死锁的情况
谢沛辰 created KYLIN-4230:
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Summary: 使用的过程中会导致死锁的情况
Key: KYLIN-4230
URL: https://issues.apache.org/jira/browse/KYLIN-4230
Project: Kylin
Issue Type: Bug
Components: Metadata
Affects Versions: v2.3.1
Environment: kylin-2.3.1,centos 7
Reporter: 谢沛辰
Attachments: lock.log
创建模型后,立马创建立方体会导致死锁。
查看代码发现创建立方体会锁住cube,然后请求project的锁。而模型创建成功会去更新project缓存,这个会先锁住project,后期拿立方体信息,会去请求cube的锁。这样在一定情况下会导致资源竞争,最后导致整个系统阻塞的情况。
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