When doing performance- and memory analysis, our AlwaysPreTouch option is very handy for reducing allocation noise. It would be useful to have a similar option for pre-touching thread stacks. In addition to reducing noise, it can serve as a good worst-case test for thread costs, as well as a test for NMT regressions.
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JDK-8305485 Problemlist runtime/Thread/TestAlwaysPreTouchStacks.java
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- Resolved
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JDK-8305416 runtime/Thread/TestAlwaysPreTouchStacks.java failed with "Did not find expected NMT output"
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- Resolved
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JDK-8332671 Logging for pretouching thread stacks shows wrong memory range
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- Resolved
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