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Type: Enhancement
Resolution: Fixed
Priority: P3
Fix Version/s: hs17
Affects Version/s: hs17
Component/s: hotspot
Labels:
- gc-g1

Subcomponent:
gc
Resolved In Build:
b04
CPU:

generic
OS:

generic

Issue	Fix Version	Assignee	Priority	Status	Resolution	Resolved In Build
JDK-2184802	7	Y. Ramakrishna	P3	Closed	Fixed	b75
JDK-2189914	6u21	Y. Ramakrishna	P3	Resolved	Fixed	b01
JDK-2184280	6u18	Y. Ramakrishna	P3	Resolved	Fixed	b04
JDK-2184281	hs16	Y. Ramakrishna	P3	Resolved	Fixed	b11

ReduceInitialCardMarks-enabled card mark elision of initializing
writes has been in the code base for a while (since 6u10/hs11) but has
been disabled for G1. The changes needed to fix 6888898 should
allow that optimization to be enabled for G1 as well.

backported by

JDK-2184280 G1: enable card mark elision for initializing writes by compiler (ReduceInitialCardMarks)

Resolved

JDK-2184281 G1: enable card mark elision for initializing writes by compiler (ReduceInitialCardMarks)

Resolved

JDK-2189914 G1: enable card mark elision for initializing writes by compiler (ReduceInitialCardMarks)

Resolved

JDK-2184802 G1: enable card mark elision for initializing writes by compiler (ReduceInitialCardMarks)

Closed

relates to

JDK-6888898 CMS: ReduceInitialCardMarks unsafe in the presence of cms precleaning

Resolved

JDK-6920090 G1: Disable ReduceInitialCardMarks at least until 6920109 is fixed

Closed

(1 relates to)

Assignee:: Y. Ramakrishna

Reporter:: Y. Ramakrishna

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Created:: 2009-10-08 12:36

Updated:: 2013-09-18 04:51

Resolved:: 2009-11-10 18:31

Imported:: 17/Sep/12 3:26 AM

Indexed:: 19/Jul/12 7:33 PM

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