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  1. Jenkins
  2. JENKINS-35982

EC2 Plugin: High CPU in hudson.plugins.ec2.win.winrm.WindowsProcess

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      A Jenkins master running the EC2 Plugin will exhibit high CPU usage. High CPU Analysis will show threads with a stack trace similar to:

      "input copy: java -jar C:\Windows\Temp\slave.jar" #53906 daemon prio=5 os_prio=0 tid=0x00007fab61963800 nid=0x1860 runnable [0x00007fab1288f000]
      java.lang.Thread.State: RUNNABLE
      at java.lang.Throwable.fillInStackTrace(Native Method)
      at java.lang.Throwable.fillInStackTrace(Throwable.java:783)
      - locked <0x00000006b9e757f8> (a java.io.IOException)
      at java.lang.Throwable.<init>(Throwable.java:265)
      at java.lang.Exception.<init>(Exception.java:66)
      at java.io.IOException.<init>(IOException.java:58)
      at java.io.PipedInputStream.read(PipedInputStream.java:310)
      - locked <0x00000005583223c0> (a java.io.PipedInputStream)
      at java.io.PipedInputStream.read(PipedInputStream.java:377)
      - locked <0x00000005583223c0> (a java.io.PipedInputStream)
      at java.io.InputStream.read(InputStream.java:101)
      at hudson.plugins.ec2.win.winrm.WindowsProcess$2.run(WindowsProcess.java:124)
      

      Which appears to be related to this code in the EC2 plugin.

            raihaan Raihaan Shouhell
            jtsweet James Sweet
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            7 Vote for this issue
            Watchers:
            11 Start watching this issue

              Created:
              Updated: