[HIVE-13155] LLAP: JMX Metrics is not always published in the JSON interface

• Type: Bug
• Status: Open
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.1.0
• Component/s: llap
• Target Version/s: 3.0.0
• Assignee: Gopal Vijayaraghavan
• Reporter: Gopal Vijayaraghavan
• Created: 25/Feb/16 06:59
• Updated: 27/Feb/24 22:23

Description

Occasionally, the JMX metrics for LlapDaemonExecutorMetrics returns without the Queue information.

{
    "name" : "Hadoop:service=LlapDaemon,name=LlapDaemonExecutorMetrics-cn107",
    "modelerType" : "LlapDaemonExecutorMetrics-cn107",
    "tag.Context" : "llap",
    "tag.ProcessName" : "LlapDaemon",
    "tag.SessionId" : "44f4e76a-5ad6-4c17-9ed9-5dcec9bf9a64",
    "tag.Hostname" : "cn107-10.l42scl.hortonworks.com"
  },

And is missing usual information like

    "ExecutorTotalRequestsHandled" : 514083,
    "ExecutorNumQueuedRequests" : 189467,
    "ExecutorTotalSuccess" : 323011,
    "ExecutorTotalExecutionFailure" : 16,
    "ExecutorTotalInterrupted" : 1483,
    "PreemptionTimeLost" : 1208279