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Type: Bug
Resolution: Fixed
Priority: P4
Fix Version/s: 13
Affects Version/s: None
Component/s: hotspot
Labels:
- jdk11u-fix-request
- jdk11u-fix-yes

Subcomponent:
runtime
Resolved In Build:
b03
CPU:

generic
OS:

generic

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8286043	11.0.16-oracle	Ioi Lam	P4	Closed	Duplicate
JDK-8283561	11.0.16	Zhengyu Gu	P4	Resolved	Fixed	b01
JDK-8297881	openjdk8u372	Jonathan Dowland	P4	Resolved	Fixed	b01
JDK-8359512	shenandoah8u372	Jonathan Dowland	P4	Resolved	Fixed	b01

The reason why PER_CPU_SHARES has been abstracted in the JVM to 1024 seems somewhat arbitrary. It resulted in this thread being raised:

http://mail.openjdk.java.net/pipermail/hotspot-dev/2019-January/036087.html

A bit of rationale should be added to the code to explain this situation.

backported by

JDK-8283561 Add rationale to PER_CPU_SHARES define

Resolved

JDK-8297881 Add rationale to PER_CPU_SHARES define

Resolved

JDK-8359512 Add rationale to PER_CPU_SHARES define

Resolved

JDK-8286043 Add rationale to PER_CPU_SHARES define

Closed

relates to

JDK-8281181 Do not use CPU Shares to compute active processor count

Resolved

JDK-8146115 Improve docker container detection and resource configuration usage

Resolved

links to

Commit openjdk/jdk8u-dev/7eb2803b

Commit openjdk/jdk11u-dev/8715f37c

Review openjdk/jdk8u-dev/127

Review openjdk/jdk11u-dev/840

(1 relates to, 4 links to)

Assignee:: Severin Gehwolf
Reporter:: Severin Gehwolf
Votes:: 0 Vote for this issue
Watchers:: 2 Start watching this issue

Created:: 2019-01-08 05:12
Updated:: 2025-06-13 18:24
Resolved:: 2019-01-08 11:10

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