JDK-4493578 : Looking up small set of fields using reflection slower on 1.4 vs 1.3.1
  • Type: Bug
  • Component: hotspot
  • Sub-Component: runtime
  • Affected Version: 1.4.0
  • Priority: P2
  • Status: Closed
  • Resolution: Duplicate
  • OS: solaris_7
  • CPU: sparc
  • Submitted: 2001-08-18
  • Updated: 2013-11-01
  • Resolved: 2001-08-25
Related Reports
Duplicate :  
JDK-4490864 - (Startup) First-time reflective static field access should be fast
Relates :  
JDK-4493288 - performance regression in MultiUIDefaults.get
Description
I've attached a test case of this that is similar to what is happening in 4493288.
Running the code on 1.4 shows a running time of around 24 miliseconds on my sparc box, where as 1.3.1 shows a running time of less than a second.
Comments
EVALUATION Addressed with fix of 4490864. ###@###.### 2001-08-24
24-08-2001