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Bug ID: 6871109 G1: remove the concept of the scan-only prefix
6871109 : G1: remove the concept of the scan-only prefix

Details
Type:
Enhancement
Submit Date:
2009-08-12
Status:
Resolved
Updated Date:
2010-09-24
Project Name:
JDK
Resolved Date:
2010-05-05
Component:
hotspot
OS:
generic
Sub-Component:
gc
CPU:
generic
Priority:
P4
Resolution:
Fixed
Affected Versions:
hs16
Fixed Versions:
hs18

Related Reports
Backport:
JDK-2193587 - G1: remove the concept of the scan-only prefix
Backport:
JDK-2197951 - G1: remove the concept of the scan-only prefix
Backport:
JDK-2199899 - G1: remove the concept of the scan-only prefix
Backport:
JDK-2192533 - G1: remove the concept of the scan-only prefix
Relates:
JDK-6930577 - G1: Error: guarantee(scan_only_prefix <= _region_num,"pre-condition")
Relates:
JDK-6928059 - G1: command line parameter renaming

Sub Tasks

Description
After we introduced survivor spaces in G1, the scan-only prefix has not been helpful. In fact, it has complicated some of the latest modifications that we have attempted. So we are going to remove it.

Comments
EVALUATION

http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/1316cec51b4d
2010-04-22 
EVALUATION

See Description.
2009-08-12


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