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From Anshul Gangwar <anshul.gang...@citrix.com>
Subject Re: CloudStack 4.5.2 with tomcat6 out of memory
Date Thu, 15 Oct 2015 09:50:58 GMT
Try downgrading tomcat i.e. some old version available in repos.

It seems there is some problem with latest version on repos. 

> On 15-Oct-2015, at 2:02 PM, windyii <windyii@189.cn> wrote:
> 
> Hi all,
> 
> 
> 
> Our CloudStack 4.5.2 with tomcat6 was constantly running out of memory in a
> few days. 
> 
> We changed JAVA_OPS to "-Xmx4g" in tomcat6.conf. But it didn't help.
> 
> We used apache benchmark to send 100000 http requests to a fresh installed
> CloudStack 4.5.2 with no zone setup.
> 
>     ab -n 100000 -c 1 http://localhost:8080/client/
> 
> The CS always run out of memory after 35,000 requests.
> 
> The same to a fresh CloudStack 4.3.0.
> 
> A clean tomcat6 on another CentOS host passed the ab test.
> 
> Finally, we installed tomcat7 and change CS to use tomcat7. Both CS 4.5.2
> and CS 4.3.0 passed ab test.
> 
> We suppose it is a serious issue.
> 
> Is there any idea?
> 
> 
> 
> Our setup:
> 
> CS 4.5.2/Centos 6.5/Tomcat 6.0.24
> 
> Tomcat 7.0.33
> 
> 
> 
> --
> 
> Qian
> 
> 
> 


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