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Jian He commented on YARN-2314: ------------------------------- thanks [~rajesh.balamohan] for the performance testing , thanks [~gtCarrera9] and [~leftnoteasy] for reviewing the patch ! > ContainerManagementProtocolProxy can create thousands of threads for a large > cluster > ------------------------------------------------------------------------------------ > > Key: YARN-2314 > URL: https://issues.apache.org/jira/browse/YARN-2314 > Project: Hadoop YARN > Issue Type: Bug > Components: client > Affects Versions: 2.1.0-beta > Reporter: Jason Lowe > Assignee: Jason Lowe > Priority: Critical > Fix For: 2.6.0 > > Attachments: YARN-2314.patch, YARN-2314v2.patch, > disable-cm-proxy-cache.patch, nmproxycachefix.prototype.patch, > tez-yarn-2314.xlsx > > > ContainerManagementProtocolProxy has a cache of NM proxies, and the size of > this cache is configurable. However the cache can grow far beyond the > configured size when running on a large cluster and blow AM address/container > limits. More details in the first comment. -- This message was sent by Atlassian JIRA (v6.3.4#6332)