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Type:
Bug
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Status: Open
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Priority:
P3
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Resolution: Unresolved
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Affects Version/s: 8u72
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Fix Version/s: None
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Component/s: core-libs
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Labels:None
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Subcomponent:
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CPU:generic
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OS:generic
There have been reports of very significant performance drops in invokedynamic/method handle performance resulting in lots of time being spent in java.lang.invoke.MethodHandleNatives.setCallSiteTargetNormal.
[1]: http://mail.openjdk.java.net/pipermail/nashorn-dev/2016-March/006024.html
[2]: https://groups.google.com/forum/#!topic/jvm-languages/aXH7RwoLIqQ
These slowdowns occur at seemingly random time during runtime [2] or when re-evaluating big scripts in fresh Nashorn script engines [1]. The process may or may not recover back to normal speed [2].
[1]: http://mail.openjdk.java.net/pipermail/nashorn-dev/2016-March/006024.html
[2]: https://groups.google.com/forum/#!topic/jvm-languages/aXH7RwoLIqQ
These slowdowns occur at seemingly random time during runtime [2] or when re-evaluating big scripts in fresh Nashorn script engines [1]. The process may or may not recover back to normal speed [2].