invokemethod011 fails intermittently on Linux

In the 2012.08.07 RT_Baseline nightly, the following test failed:

    nsk/jdi/ObjectReference/invokeMethod/invokemethod011

Here is the failing config:

Host: vmsqe-p4-05, Intel Pentium 4 3000 MHz, 1 cores, 3G, Linux / Red Hat Enterprise Linux 5, x86_64
JDK: Java(TM) SE Runtime Environment 1.7.0_06 b22 (1.7.0_06-fastdebug-b22)
VM: Java HotSpot(TM) Server VM 24.0 b20 (24.0-b20-internal-201208070320.kmcguiga.hotspot-fastdebug)
Options: -server -Xmixed -XX:DefaultMaxRAMFraction=8 -XX:NativeMemoryTracking=detail -XX:ReservedCodeCacheSize=256M

Here is a snippet from the failing .log:

[2012-08-08T03:23:23.41] InvokingThread: trying to invoke the method "longMeth (J)J nsk.jdi.ObjectReference.invokeMethod.invokemethod011tDummyClass.longMeth(long)"
[2012-08-08T03:23:23.41] with the arguments: [9223372036854775807]"
[2012-08-08T03:23:23.41] and with the f
[2012-08-08T03:53:45.44] lag ObjectReference.INVOKE_SINGLE_THREADED
[2012-08-08T03:53:45.44] using the debuggee object reference "instance of nsk.jdi.ObjectReference.invokeMethod.invokemethod011tDummyClass(id=231)" ...
[2012-08-08T03:53:45.44] # ERROR: TEST FAILURE: caught unexpected exception: nsk.share.Failure: unable to continue testing after 750 attempts: debuggee method is not invoked yet
[2012-08-08T03:53:45.44] debugee.stderr> Debuggee thread "invokemethod011tThr1": going to loop
[2012-08-08T03:53:45.44] debugee.stderr> invokemethod011tDummyClass: longMeth: going to loop
[2012-08-08T03:53:45.44] debugee.stderr> invokemethod011tDummyClass: longMeth: exiting
[2012-08-08T03:53:45.44] InvokingThread: the method returned 9223372036854775807
[2012-08-08T03:53:45.44] InvokingThread: exiting
[2012-08-08T03:53:45.44] nsk.share.Failure: unable to continue testing after 750 attempts: debuggee method is not invoked yet
[2012-08-08T03:53:45.44] at nsk.jdi.ObjectReference.invokeMethod.invokemethod011.runIt(invokemethod011.java:174)
[2012-08-08T03:53:45.44] at nsk.jdi.ObjectReference.invokeMethod.invokemethod011.run(invokemethod011.java:91)
[2012-08-08T03:53:45.44] at nsk.jdi.ObjectReference.invokeMethod.invokemethod011.main(invokemethod011.java:87)
[2012-08-08T03:54:19.66] # Test level exit status: 151
# Host info: Linux vmsqe-p4-05 2.6.18-164.11.1.el5xen #1 SMP Wed Jan 6 13:43:33 EST 2010 x86_64 x86_64 x86_64 GNU/Linux


According to top.log, the test machine was not swamped:

top - 07:53:15 up 17 days, 13:06, 0 users, load average: 0.00, 0.06, 0.69
Tasks: 115 total, 1 running, 114 sleeping, 0 stopped, 0 zombie
Cpu(s): 14.7%us, 6.8%sy, 0.0%ni, 77.3%id, 1.1%wa, 0.0%hi, 0.1%si, 0.0%st
Mem: 3623936k total, 3597912k used, 26024k free, 794988k buffers
Swap: 8385920k total, 82268k used, 8303652k free, 1643944k cached