Loading...

XML

Word

Printable

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-8287027	17.0.5-oracle	Anton Litvinov	P4	Resolved	Fixed	b01
JDK-8280483	17.0.3	Sergey Bylokhov	P4	Resolved	Fixed	b01

Initially, the bug was discussed here:
https://stackoverflow.com/questions/35264582/why-is-multithreading-slowing-down/35264813

The method LCMSTransform.doTransform() is synchronized which means we cannot transform different images in parallel. See the link above for an example and additional details.

backported by

JDK-8280483 Multi-core choke point in CMM engine (LCMSTransform.doTransform)

JDK-8287027 Multi-core choke point in CMM engine (LCMSTransform.doTransform)

relates to

JDK-8287824 The MTPerLineTransformValidation tests has a typo in the @run tag

JDK-8286201 sun/java2d/cmm/ColorConvertOp/MTPerLineTransformValidation.java failed with "exit code: 134"

links to

Commit openjdk/jdk17u-dev/55fb592e

Commit openjdk/jdk/e49e5b5a

Review openjdk/jdk17u-dev/47

Review openjdk/jdk17u/318

Review openjdk/jdk/5671

(4 links to)