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Hudson commented on HBASE-17256: -------------------------------- FAILURE: Integrated in Jenkins build HBase-0.98-on-Hadoop-1.1 #1296 (See [https://builds.apache.org/job/HBase-0.98-on-Hadoop-1.1/1296/]) HBASE-17256 Rpc handler monitoring will be removed when the task queue (apurtell: rev dc85895cbc2e16e993a68882a122b3229a24b877) * (edit) hbase-server/src/main/java/org/apache/hadoop/hbase/monitoring/TaskMonitor.java > Rpc handler monitoring will be removed when the task queue is full > ------------------------------------------------------------------ > > Key: HBASE-17256 > URL: https://issues.apache.org/jira/browse/HBASE-17256 > Project: HBase > Issue Type: Bug > Affects Versions: 2.0.0, 0.98.23, 1.2.4 > Reporter: Guangxu Cheng > Assignee: Guangxu Cheng > Fix For: 2.0.0, 1.4.0, 0.98.24 > > Attachments: HBASE-17256-v1.patch > > > The RPC handlers monitoring will displayed in the Web UI when the cluster has > just started. As time goes on, RPC handlers disappeared . > We have the RPC handlers listed as tasks and stored in CircularFifoBuffer. > CircularFifoBuffer is a first in first out buffer with a fixed size that > replaces its oldest element if full. > When we refresh the page, completed tasks will be removed from > CircularFifoBuffer. > Not refresh the page for a long time, the oldest element (RPC handlers) will > be replaced by new tasks. -- This message was sent by Atlassian JIRA (v6.3.4#6332)