See
http://vmsqe.sfbay.sun.com/nightly/tiger/DTWS/results/12-23-05/ClientVM/solx86/mixed/Main_Baseline/MM_REGRESSION-NIGHTLY-Main_Baseline-ClientVM-mixed-solx86-2005-12-24-10-07-36/ResultDir/jtr/TestSystemLoadAvg.shjtr

The exception is
Exception in thread "main" java.lang.NumberFormatException: For input string: "average:"
at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1224)
at java.lang.Double.parseDouble(Double.java:510)
at GetSystemLoadAverage.main(GetSystemLoadAverage.java:36)
This bug affects the following JTREG test:

    java/lang/management/OperatingSystemMXBean/TestSystemLoadAvg.sh