JDK-8285956 : (fs) Excessive default poll interval in PollingWatchService
  • Type: Bug
  • Component: core-libs
  • Sub-Component: java.nio
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • OS: os_x,aix
  • Submitted: 2022-04-29
  • Updated: 2022-12-05
  • Resolved: 2022-05-05
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JDK 17 JDK 18 JDK 19
17.0.4Fixed 18.0.2Fixed 19 b22Fixed
Related Reports
Relates :  
JDK-8297275 - WatchService delay with PollingWatchService causes test failures
Relates :  
JDK-8298057 - (fs) Remove PollingWatchService.POLLING_INIT_DELAY
Relates :  
JDK-7133447 - (fs) Need WatchService optimized for macOS
Description
AIX and BSD's implementation of the WatchService and WatchKey interfaces is given in PollingWatchService.java. The default wait after starting the polling thread, and period between subsequent polls is 10 seconds. This value is too long.
Comments
[17u, 18u Fix Request] Backporting this change to 17 and 18 to improve WatchService performance. Backport clean and risk low.
05-05-2022
A pull request was submitted for review. URL: https://git.openjdk.java.net/jdk18u/pull/121 Date: 2022-05-05 14:18:16 +0000
05-05-2022
A pull request was submitted for review. URL: https://git.openjdk.java.net/jdk17u-dev/pull/384 Date: 2022-05-05 14:15:02 +0000
05-05-2022
Changeset: 1bb4de2e Author: Tyler Steele <tyler.steele@ibm.com> Committer: Thomas Stuefe <stuefe@openjdk.org> Date: 2022-05-05 04:05:55 +0000 URL: https://git.openjdk.java.net/jdk/commit/1bb4de2e2868a539846ec48dd43fd623c2ba69a5
05-05-2022
A pull request was submitted for review. URL: https://git.openjdk.java.net/jdk/pull/8479 Date: 2022-04-30 00:14:29 +0000
30-04-2022