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From ilya <ilya.mailing.li...@gmail.com>
Subject Re: CloudStack 4.5.2 with tomcat6 out of memory
Date Fri, 16 Oct 2015 04:26:21 GMT
+1, i've seen this as well..



On 10/15/15 3:08 AM, Remi Bergsma wrote:
> Hi,
> 
> Just FYI, not sure if it is related: 
> I also noticed that it reports “OutOfMemory” even when there is another issue, like
exhausted file descriptors or too many processes. Try bumping those limits as well.
> 
> Regards,
> Remi
> 
> 
> 
> On 15/10/15 10:32, "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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