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Type: Enhancement
Resolution: Fixed
Priority: P2
Fix Version/s: 9
Affects Version/s: 9
Component/s: hotspot
Labels:
- gc-g1
- gc-performance

Subcomponent:
gc
Resolved In Build:
b96

Add support for adaptive IHOP, recalculating that value every GC based on current heap size, allocation reserves, promotion rate and other metrics.

Support should be gated behind a new switch called -XX:+G1UseAdaptiveIHOP. Basic tracing should be provided using -XX:+PrintAdaptiveSizePolicy.

blocks

JDK-8136679 JFR event for adaptive IHOP

Resolved

csr of

JDK-8199262 Implement adaptive sizing algorithm for IHOP

Closed

duplicates

JDK-7097565 G1: adaptive policy for transitioning from mixed collections to new marking cycle

Closed

is blocked by

JDK-8140597 Forcing an initial mark causes G1 to abort mixed collections

Resolved

JDK-8136681 Factor out IHOP calculation from G1CollectorPolicy

Resolved

relates to

JDK-8141402 GC locker initiated GC ends mixed gc phase

Closed

JDK-8142484 Let IHOP follow the current capacity, not the maximum capacity

Resolved

JDK-8140777 Make Adaptive IHOP logging information the same as JFR logging

Resolved

JDK-8140689 Skip last young-only gc if nothing to do in the mixed gc phase

Resolved

JDK-8136677 Adaptive sizing for IHOP in G1

Resolved

(5 relates to)

Assignee:: Thomas Schatzl

Reporter:: Thomas Schatzl

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Created:: 2015-09-16 21:07

Updated:: 2017-05-18 19:02

Resolved:: 2015-11-25 13:18

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