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Adam J Shook edited comment on ACCUMULO-4787 at 2/14/18 8:38 PM: ----------------------------------------------------------------- Applied to {{1.8}}, cherry-picked into {{1.7}}, and merged into {{master}}. was (Author: adamjshook): Applied to {{1.8}, cherry-picked into {{1.7}}, and merged into {{master}}. > Numerous leaked CLOSE_WAIT threads from TabletServer > ---------------------------------------------------- > > Key: ACCUMULO-4787 > URL: https://issues.apache.org/jira/browse/ACCUMULO-4787 > Project: Accumulo > Issue Type: Bug > Affects Versions: 1.8.1 > Environment: * Ubuntu 14.04 > * HDFS 2.6.0 and 2.5.0 (in the middle of an upgrade cycle) > * ZooKeeper 3.4.6 > * Accumulo 1.8.1 > * HotSpot 1.8.0_121 > Reporter: Adam J Shook > Assignee: Adam J Shook > Priority: Minor > Labels: pull-request-available > Fix For: 1.7.4, 1.9.0, 2.0.0 > > Time Spent: 5.5h > Remaining Estimate: 0h > > I'm running into an issue across all environments where TabletServers are > occupying a large number of ports in a CLOSED_WAIT state writing to a > DataNode at port 50010. I'm seeing numbers from around 12,000 to 20,000 > ports. In some instances, there were over 68k and it was affecting other > applications from getting a free port and they would fail to start (which is > how we found this in the first place). -- This message was sent by Atlassian JIRA (v7.6.3#76005)