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Quick Lists
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Bug ID:
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6857194
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Votes
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0
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Synopsis
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Add hotspot new perf counters to aid class loading performance measurement
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Category
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hotspot:runtime_system
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Reported Against
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Release Fixed
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hs16(b08),
6u18(b01) (Bug ID:2181945)
, 7(b71) (Bug ID:2182201)
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State
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11-Closed,
Unverified,
request for enhancement
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Priority:
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4-Low
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Related Bugs
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Submit Date
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02-JUL-2009
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Description
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Add new perf counters to understand class loading cost and how the class data sharing impacts the startup time.
1. time spent in defining system classes (shared and non-shared)
2. time spent in defining app classes
3. exclusive time in clinit, class linking, and verification.
Posted Date : 2009-07-02 22:36:56.0
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Work Around
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N/A
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Evaluation
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Instrument the class loading path and add a few perf counters for performance measurement.
Posted Date : 2009-07-02 22:39:14.0
http://hg.openjdk.java.net/jdk7/hotspot-rt/hotspot/rev/6a93908f268f
Posted Date : 2009-07-10 20:37:16.0
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Comments
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PLEASE NOTE: JDK6 is formerly known as Project Mustang
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