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Bug ID: 6817419 G1: Enable extensive verification for humongous regions
6817419 : G1: Enable extensive verification for humongous regions

Details
Type:
Bug
Submit Date:
2009-03-13
Status:
Resolved
Updated Date:
2010-04-03
Project Name:
JDK
Resolved Date:
2009-04-02
Component:
hotspot
OS:
generic
Sub-Component:
gc
CPU:
generic
Priority:
P4
Resolution:
Fixed
Affected Versions:
hs14
Fixed Versions:
hs15

Related Reports
Backport:
JDK-2177639 - G1: Enable extensive verification for humongous regions
Backport:
JDK-2180554 - G1: Enable extensive verification for humongous regions
Backport:
JDK-2183283 - G1: Enable extensive verification for humongous regions
Backport:
JDK-2175239 - G1: Enable extensive verification for humongous regions
Relates:
JDK-6817608 - G1: backports of G1 CRs from HS15 to HS14

Sub Tasks

Description
It's beneficial to have a full-fledged verification for the humongous objects/regions. Currently we only verify that they are valid oops and that they reference valid oops, which is not enough to detect dangling references in G1 as well as rset anomalies.

Comments
EVALUATION

http://hg.openjdk.java.net/jdk7/hotspot-gc/hotspot/rev/25e146966e7c
2009-03-16


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