JDK-8212657 : Implementation of JDK-8204089 Promptly Return Unused Committed Memory from G1
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: gc
  • Affected Version: 12
  • Priority: P4
  • Status: Resolved
  • Resolution: Fixed
  • Submitted: 2018-10-18
  • Updated: 2024-01-23
  • Resolved: 2018-12-10
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JDK 12
12 b24Fixed
Related Reports
CSR :  
JDK-8212658 - CSR for Promptly Return Unused Committed Memory from G1
Relates :  
JDK-8215120 - 32-bit build failures after JDK-8212657 (Promptly Return Unused Committed Memory from G1)
Relates :  
JDK-8238932 - Invalid tier1_gc_1 test group definition
Relates :  
JDK-8204089 - JEP 346: Promptly Return Unused Committed Memory from G1
Relates :  
JDK-8218880 - G1 crashes when issuing a periodic GC while the GCLocker is held
Relates :  
JDK-8215548 - G1PeriodicGCSystemLoadThreshold needs to be a double
Description
Implementation of JEP JDK-8204089 Timely Reduce Unused Committed Memory.

For details, look at the JEP description.
Comments
Git URL: https://github.com/openjdk/jdk/commit/49efeb69ff5d655b9f6adf75246745b2ddda1038
23-01-2024
URL: http://hg.openjdk.java.net/jdk/jdk/rev/f94c7929a44b User: tschatzl Date: 2018-12-10 09:35:58 +0000
10-12-2018
Review thread here http://mail.openjdk.java.net/pipermail/hotspot-gc-dev/2018-November/023810.html and http://mail.openjdk.java.net/pipermail/hotspot-gc-dev/2018-November/023826.html
20-11-2018