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Backport for JDK-8372584 (ThreadMXBean.getCurrentThreadUserTime() performance improvement) - #74

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mmm-choi merged 3 commits into
corretto:developfrom
mmm-choi:backport-8372584-corretto
Jul 14, 2026
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Backport for JDK-8372584 (ThreadMXBean.getCurrentThreadUserTime() performance improvement)#74
mmm-choi merged 3 commits into
corretto:developfrom
mmm-choi:backport-8372584-corretto

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@mmm-choi

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Backporting 3 commits, upstream is still deciding whether to accept or not. See openjdk/jdk25u-dev#621

  1. 8372625: [Linux] Remove unnecessary logic for supports_fast_thread_cpu_time
  2. 8372584: [Linux]: Replace reading proc to get thread user CPU time with clock_gettime
  3. 8373557: Remove stale comments after JDK-8372584

This addresses issue #64

@mmm-choi
mmm-choi merged commit 196044b into corretto:develop Jul 14, 2026
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3 participants