Re^2: HotSpot JVMの落とし穴

http://d.hatena.ne.jp/sumii/20071229/p2
追試してみた。でも、やはり有意な結果にならない。
ちょっとJavaが古いけれど、それは関係ないよね。

$ uname -a
Linux lethevert-svr 2.6.17-10-generic #2 SMP Fri Oct 13 18:45:35 UTC 2006 i686 GNU/Linux
$ diff Fannkuch_.java Fannkuch__.java 
1c1
< public class Fannkuch_ {
---
> public class Fannkuch__ {
$ javac -version
javac 1.6.0_01
$ javac -O Fannkuch_.java
$ javac -O Fannkuch__.java 
$ java -version
java version "1.6.0_01"
Java(TM) SE Runtime Environment (build 1.6.0_01-b06)
Java HotSpot(TM) Client VM (build 1.6.0_01-b06, mixed mode, sharing)
$ time java -server Fannkuch_ 11 > /dev/null

real    0m10.434s
user    0m10.445s
sys     0m0.040s
$ time java -server Fannkuch__ 11 > /dev/null

real    0m10.402s
user    0m10.425s
sys     0m0.036s
$ time java -server Fannkuch_ 11 > /dev/null

real    0m10.398s
user    0m10.437s
sys     0m0.044s
$ time java -server Fannkuch__ 11 > /dev/null

real    0m9.677s
user    0m9.669s
sys     0m0.024s