[ https://issues.apache.org/jira/browse/HDFS-16118?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated HDFS-16118: ---------------------------------- Labels: pull-request-available (was: ) > Improve the number of handlers that initialize > NameNodeRpcServer#clientRpcServer > -------------------------------------------------------------------------------- > > Key: HDFS-16118 > URL: https://issues.apache.org/jira/browse/HDFS-16118 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: JiangHua Zhu > Assignee: JiangHua Zhu > Priority: Major > Labels: pull-request-available > Time Spent: 10m > Remaining Estimate: 0h > > When initializing NameNodeRpcServer, if the value of > dfs.namenode.lifeline.handler.count is set to be less than 0 (such as -1, of > course, this is rare), when determining the number of lifeline RPC handlers, > it will be based on dfs.namenode.handler .count * lifelineHandlerRatio is > determined. > The code can be found: > int lifelineHandlerCount = conf.getInt( > DFS_NAMENODE_LIFELINE_HANDLER_COUNT_KEY, 0); > if (lifelineHandlerCount <= 0) { > float lifelineHandlerRatio = conf.getFloat( > DFS_NAMENODE_LIFELINE_HANDLER_RATIO_KEY, > DFS_NAMENODE_LIFELINE_HANDLER_RATIO_DEFAULT); > lifelineHandlerCount = Math.max( > (int)(handlerCount * lifelineHandlerRatio), 1); > } > When this happens, the handlerCount should be subtracted from the > lifelineHandlerCount when in fact it doesn't. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org