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https://issues.apache.org/jira/browse/MATH-1385?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15503223#comment-15503223
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Gilles commented on MATH-1385:
------------------------------

Thanks for the report.

Could you try the development version and set up a JUnit test?
JAR is available here: 
[https://repository.apache.org/content/repositories/snapshots/org/apache/commons/commons-math4/4.0-SNAPSHOT]


> java.lang.OutOfMemoryError: GC overhead limit exceeded
> ------------------------------------------------------
>
>                 Key: MATH-1385
>                 URL: https://issues.apache.org/jira/browse/MATH-1385
>             Project: Commons Math
>          Issue Type: Bug
>         Environment: Windows 10, jdk 8, Netbeans 8.1
>            Reporter: Pasquale Calorigero
>
> I'm writing code for shorttime fourier transform , but jvm return this error 
> Exception in thread "main" java.lang.OutOfMemoryError: GC overhead limit 
> exceeded
>       at 
> org.apache.commons.math3.transform.TransformUtils.createComplexArray(TransformUtils.java:138)
>       at 
> org.apache.commons.math3.transform.FastFourierTransformer.transform(FastFourierTransformer.java:376)
> Seems that your code everytime that compute fft , causes the execution of gc.



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