What steps will reproduce the problem?
1. Turn off swap
2. the application fails to deploy on Glassfish:
3.

What is the expected output? What do you see instead?
The application should work, instead it fails with:

Application server startup complete.
The ProblemSampler timer failed
java.lang.ArithmeticException: / by zero
at 
sk.baka.webvm.analyzer.ProblemAnalyzer.getHostVirtMemReport(ProblemAnalyzer
.java:193)
at 
sk.baka.webvm.analyzer.ProblemAnalyzer.getProblems(ProblemAnalyzer.java:166
)
at 
sk.baka.webvm.analyzer.HistorySampler$ProblemSampler.run(HistorySampler.jav
a:182)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:441)
at 
java.util.concurrent.FutureTask$Sync.innerRunAndReset(FutureTask.java:317)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:150)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access
$101(ScheduledThreadPoolExecutor.java:98)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPer
iodic(ScheduledThreadPoolExecutor.java:181)
at 
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Sc
heduledThreadPoolExecutor.java:205)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.j
ava:886)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:
908)
at java.lang.Thread.run(Thread.java:619)

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