The regression test suites under <j2se dev space>/test/closed/java/util/concurrent/Exchanger/NullExchanger.java fails on the recent Linux kernel. Here is the terminal output when I ran the test on intelsdv03.sfbay.sun.com 

....
intelsdv03: /export/xlu/tests 112 % /export/xlu/jdk1.6.0/bin/java NullExchanges
Trial: 0
  2 threads   174434 it/s      5732 ns/it
  4 threads  1304412 it/s       766 ns/it
  6 threads  1784776 it/s       560 ns/it
  8 threads  1988819 it/s       502 ns/it
 10 threads  1931907 it/s       517 ns/it
 12 threadsjava.lang.Error: Exchanger apparently stuck
       at NullExchanges.oneRun(NullExchanges.java:45)
       at NullExchanges.realMain(NullExchanges.java:22)
       at NullExchanges.main(NullExchanges.java:96)

Passed = 2491103, failed = 1

Exception in thread "main" java.lang.AssertionError: Some tests failed
       at NullExchanges.main(NullExchanges.java:98)

intelsdv03: /export/xlu/tests 113 % /export/xlu/jdk1.6.0/bin/java -version
java version "1.6.0"
Java(TM) SE Runtime Environment (build 1.6.0-b105)
Java HotSpot(TM) 64-Bit Server VM (build 1.6.0-b105, mixed mode)

intelsdv03: /export/xlu/tests 116 % uname -a
Linux intelsdv03.sfbay.sun.com 2.6.18-8.el5 #1 SMP Fri Jan 26 14:15:14 EST 2007 x86_64 x86_64 x86_64 GNU/Linux

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Posted Date : 2007-11-01 17:13:20.0

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