[CASSANDRA-4366] add UseCondCardMark XX jvm settings on jdk 1.7

• Type: Improvement
• Status: Resolved
• Priority: Low
• Resolution: Fixed
• Fix Version/s: 1.2.2
• Component/s: Packaging
• Assignee: Dave Brosius
• Reporter: Dave Brosius

Authors

Dave Brosius

Reviewers

Jonathan Ellis

• Created: 21/Jun/12 19:16
• Updated: 16/Apr/19 09:32
• Resolved: 13/Oct/13 10:45

Description

found by jbellis

adding jvm extension setting UseCondCardMark as defined here

http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7029167

for better lock handling especially on hotspot with multicore processors.