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Type: Enhancement
Resolution: Duplicate
Priority: P4
Fix Version/s: tbd
Affects Version/s: 15
Component/s: hotspot
Labels:

Subcomponent:
gc

G1 presently uses the GCLocker mechanism to support JNI critical array and string operations. It could instead use object pinning via region pinning.

duplicates

JDK-8269419 G1: Support pinned Ojbect and remove/simplify GCLocker usage in G1

Closed

JDK-8318706 Implement JEP 423: Region Pinning for G1

Resolved

relates to

JDK-8254738 G1: Improve generation placement heuristics for regions that could not be evacuated

Open

JDK-8254167 G1: Record regions where evacuation failed to provide targeted iteration

Resolved

JDK-8254739 G1: Optimize evacuation failure for regions with few failed objects

Resolved

JDK-8192647 GClocker induced GCs can starve threads requiring memory leading to OOME

Open

JDK-8253600 G1: Fully support pinned regions for full gc

Resolved

(2 relates to)

Assignee:: Unassigned

Reporter:: Kim Barrett

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Created:: 2019-12-30 11:56

Updated:: 2024-02-23 05:07

Resolved:: 2024-02-23 05:07