[jdk17u-dev] RFR: 8306825: Monitor deflation might be accidentally disabled by zero intervals

Tue May 2 10:59:21 UTC 2023

Clean backport to improve both new code for `GuaranteedAsyncDeflationInterval`, but also handles bugs in existing intervals handling.

Additional testing: 
 - [x] macos-aarch64-server-fastdebug, `runtime/Monitor`

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Depends on: https://git.openjdk.org/jdk17u-dev/pull/1317

Commit messages:
 - Backport a6b4f25bd50e6861281d162f143c5bc9c16bac51

Changes: https://git.openjdk.org/jdk17u-dev/pull/1318/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk17u-dev&pr=1318&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8306825
  Stats: 619 lines in 4 files changed: 383 ins; 231 del; 5 mod
  Patch: https://git.openjdk.org/jdk17u-dev/pull/1318.diff
  Fetch: git fetch https://git.openjdk.org/jdk17u-dev.git pull/1318/head:pull/1318

PR: https://git.openjdk.org/jdk17u-dev/pull/1318