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Date: Mon, 06 Apr 2009 12:03:43 +0200
From: =?ISO-8859-1?Q?Laura_Bartolom=E9?= <laura@secways.com>
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To: Tomcat Users List <users@tomcat.apache.org>
Subject: Re: CPU 100% and restart...
References: <49D4EBD9.3070606@secways.com> <49D4F286.2000003@pidster.com>
 <49D5C29B.2080400@secways.com> <49D5C422.9090104@apache.org>
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Hi,

How can I take a thread dump???

Thanks

Laura

Mark Thomas escribi�:
> Laura Bartolom� wrote:
>   
>> oooops! sorry...
>>
>> it's a Windows 2003 Server with Tomcat 6 and java 1.5.7
>>
>> I don't think the application was delivering a big file but I'll take a
>> look on this
>>     
>
> When you next see this issue. Take a thread dump, wait 10 seconds, take
> another thread dump, wait 10 seconds, take a third thread dump.
>
> Analysing the thread dumps should tell you what is using the CPU. If you
> need help, post the dumps here.
>
> Mark
>
>   
>> Pid escribi�:
>>     
>>> Laura Bartolom� wrote:
>>>   
>>>       
>>>> Hi again
>>>>
>>>> A few minutes ago we have these problems in our server:
>>>>
>>>> The CPU usage was increased up to 100% and we have to restart the server
>>>> cause it didn't respond.
>>>>
>>>> Now we are looking for some information in stdout and we find the next
>>>> just at time the server was at 100%. The last lines before restart the
>>>> servers are like these... there are hundreds...
>>>>
>>>> ClientAbortException:  java.net.SocketException: Software caused
>>>>     
>>>>         
>>> A ClientAbortException is exactly that: a client terminated a request
>>> before it was completed.
>>>
>>> Was your application delivering a big file (look in the access log to
>>> match the request at the same time)?
>>>
>>> Also, we have a modest tradition, whereby we invite posters to include
>>> their Tomcat, Java and OS versions by way of introduction.
>>>
>>> p
>>>
>>>
>>>   
>>>       
>>>> Some idea? it could be possible???
>>>>
>>>> Thanks a lot
>>>>
>>>> Laura
>>>>
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>>>>         
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