JDK-6526682 : JConsole shows negative CPU Usage
- Type: Bug
- Component: tools
- Sub-Component: jconsole
- Affected Version: 6,7
- Priority: P3
- Status: Resolved
- Resolution: Fixed
- OS: linux_2.6,windows_xp
- CPU: x86
- Submitted: 2007-02-20
- Updated: 2013-06-13
- Resolved: 2013-06-03
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| JDK 8 |
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8 b94Fixed  |
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Description
While monitoring of CPU Usage jconsole shows negtive CPU Usage. .csv file and screenshot of such situation are atteched. How to reproduce: Start jconsole and attach it to any process(Java2D demo in my case). Negative cpu usage will be shown on cpu usage monitor afrter some monitoring time. My Machine: Processor: Intel(R) Pentium(R) D CPU 3.20GHz x2 OS: Gentoo Linux On slow machines like P-III(~800 MHz) cpu monotor shows correct values.
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