JDK-7017434 : Tiered needs to support reprofiling
  • Type: Enhancement
  • Component: hotspot
  • Sub-Component: compiler
  • Affected Version: hs21
  • Priority: P4
  • Status: Closed
  • Resolution: Fixed
  • OS: generic
  • CPU: generic
  • Submitted: 2011-02-05
  • Updated: 2011-09-22
  • Resolved: 2011-04-24
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JDK 7 Other
7Fixed hs21Fixed
Description
Tiered needs to support proper method reprofiling after deopts. The idea is to measure the amount of time spent additionally profiling the method by adding start counters to MDO. The difference between current values and start values is used as a measure of maturity.

Comments
EVALUATION http://hg.openjdk.java.net/jdk7/hotspot-comp/hotspot/rev/72d6c57d0658
10-02-2011