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From "Imesh Gunaratne (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (STRATOS-1108) Longetivity test issu: VMs spawned and Stratos threw OutOfMemoryError
Date Fri, 20 Feb 2015 08:32:11 GMT

     [ https://issues.apache.org/jira/browse/STRATOS-1108?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Imesh Gunaratne updated STRATOS-1108:
-------------------------------------
    Fix Version/s: 4.1.0 RC1

> Longetivity test issu: VMs spawned and Stratos threw OutOfMemoryError
> ---------------------------------------------------------------------
>
>                 Key: STRATOS-1108
>                 URL: https://issues.apache.org/jira/browse/STRATOS-1108
>             Project: Stratos
>          Issue Type: Bug
>          Components: CEP
>    Affects Versions: 4.1.0 Alpha
>            Reporter: Manula Chathurika Thantriwatte
>             Fix For: 4.1.0 RC1
>
>         Attachments: CEP_STRATOS_OOM.patch
>
>
> We have observed this issue on multiple testbeds where we observed VMs were being re-spawn
after Stratos has been running for about 7-9 days. Wso2carbon log shows numerous OutOfMemoryError.
Memory dump was auto-generated when this happened. 
> TID: [0] [STRATOS] [2014-09-07 03:43:48,708] ERROR {org.apache.stratos.cep.extension.SecondDerivativeFinderWindowProcessor}
- GC overhead limit exceeded {org.apache.stratos.cep.extension.SecondDerivativeFinderWindowProcessor}

> java.lang.OutOfMemoryError: GC overhead limit exceeded 
>         at java.util.concurrent.Executors.callable(Executors.java:369) 
>         at java.util.concurrent.FutureTask.<init>(FutureTask.java:152) 
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.<init>(ScheduledThreadPoolExecutor.java:207)

>         at java.util.concurrent.ScheduledThreadPoolExecutor.schedule(ScheduledThreadPoolExecutor.java:527)

>         at org.apache.stratos.cep.extension.SecondDerivativeFinderWindowProcessor.run(SecondDerivativeFinderWindowProcessor.java:156)

>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
>         at java.util.concurrent.FutureTask.run(FutureTask.java:262) 
>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$201(ScheduledThreadPoolExecutor.java:178)

>         at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:292)

>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

>         at java.lang.Thread.run(Thread.java:745) 



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