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Posted to yarn-issues@hadoop.apache.org by "Haibo Chen (JIRA)" <ji...@apache.org> on 2017/03/02 00:50:45 UTC
[jira] [Updated] (YARN-6263)
NMTokenSecretManagerInRM.createAndGetNMToken is not thread safe
[ https://issues.apache.org/jira/browse/YARN-6263?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Haibo Chen updated YARN-6263:
-----------------------------
Attachment: YARN-6263.01.patch
> NMTokenSecretManagerInRM.createAndGetNMToken is not thread safe
> ---------------------------------------------------------------
>
> Key: YARN-6263
> URL: https://issues.apache.org/jira/browse/YARN-6263
> Project: Hadoop YARN
> Issue Type: Bug
> Components: yarn
> Affects Versions: 3.0.0-alpha2
> Reporter: Haibo Chen
> Assignee: Haibo Chen
> Attachments: YARN-6263.01.patch
>
>
> NMTokenSecretManagerInRM.createAndGetNMToken modifies values of a ConcurrentHashMap, which are of type HashTable, but it only acquires read lock.
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