Uploaded image for project: 'OpenNMS'
  1. OpenNMS
  2. NMS-5730

Service Registration Strategy Runs up CPU on Mac OS 10.8

    Details

    • Type: Bug
    • Status: Closed (View Workflow)
    • Priority: Minor
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 1.10.9, 1.11.90
    • Component/s: Web UI - General
    • Security Level: Default (Default Security Scheme)
    • Labels:
      None
    • Environment:
      Mac OS 10.8.2,

      java version "1.6.0_37"
      Java(TM) SE Runtime Environment (build 1.6.0_37-b06-434-11M3909)
      Java HotSpot(TM) 64-Bit Server VM (build 20.12-b01-434, mixed mode)

      Description

      When running OpenNMS even with all service daemons disabled except Eventd and Jetty, all available CPUs would go to 100% utilization. I found that there were 3 Java threads using the CPU:

      "Thread-53" prio=5 tid=7fd83935a800 nid=0x11d9c8000 runnable [11d9c7000]
      java.lang.Thread.State: RUNNABLE
      at com.apple.dnssd.AppleService.BlockForData(Native Method)
      at com.apple.dnssd.AppleService.run(DNSSD.java:682)
      at java.lang.Thread.run(Thread.java:680)

      "Thread-52" prio=5 tid=7fd8397f3000 nid=0x11d8c5000 runnable [11d8c4000]
      java.lang.Thread.State: RUNNABLE
      at com.apple.dnssd.AppleService.BlockForData(Native Method)
      at com.apple.dnssd.AppleService.run(DNSSD.java:682)
      at java.lang.Thread.run(Thread.java:680)

      "Thread-51" prio=5 tid=7fd83913f000 nid=0x11d7c2000 runnable [11d7c1000]
      java.lang.Thread.State: RUNNABLE
      at com.apple.dnssd.AppleService.BlockForData(Native Method)
      at com.apple.dnssd.AppleService.run(DNSSD.java:682)
      at java.lang.Thread.run(Thread.java:680)

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                ranger Benjamin Reed
                Reporter:
                david David Hustace
              • Votes:
                0 Vote for this issue
                Watchers:
                3 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: