Yes, you are correct. It will use default value come in wso2server.sh.

On Fri, Oct 20, 2017 at 4:10 PM, Lakmal Warusawithana <[email protected]>
wrote:

> Hi Abimaran,
>
> But not in the default docker images. Yes in K8S artifacts we have set the
> Xmx value. But again we need to clearly document it like why to change? how
> to change? ..etc.
>
> On Fri, Oct 20, 2017 at 3:41 PM, Abimaran Kugathasan <[email protected]>
> wrote:
>
>> Hi Lakmal,
>>
>> All of the container related images will use the default startup script
>> shipped in the product to boot the image up, ex [1]. And, we are
>> setting -Xms256m -Xmx1024m for all the products.
>>
>> -XX:MaxHeapSize option is equivalent to -Xmx. [2]
>>
>> [1]: https://github.com/wso2/kubernetes-apim/blob/2.1.0-nfs/
>> base/apim/init_carbon.sh
>> [2]: https://docs.oracle.com/javase/8/docs/technotes/tools/w
>> indows/java.html
>>
>> On Fri, Oct 20, 2017 at 2:21 PM, Lakmal Warusawithana <[email protected]>
>> wrote:
>>
>>> Hi All,
>>>
>>> If we do not set MaxHeapSize in JVM which runs inside docker it will set
>>> it as 1/4 of the physical memory. But issue is, inside the docker it will
>>> read as total physical memory of the HOST machine rather taking allocated
>>> memory to that docker container. So if we do not properly set MaxHeapSize
>>> it will cause to many issues. [1]
>>>
>>> As a quick action, shall we properly document this in our all docker
>>> repositories? Also it should go to doc site as well.
>>>
>>> Going forward we should allow users to pass this as env variable and set
>>> it up.
>>>
>>> [1] https://developers.redhat.com/blog/2017/03/14/java-inside-docker/
>>>
>>> thanks
>>>
>>> --
>>> Lakmal Warusawithana
>>> Senior Director - Cloud Architecture; WSO2 Inc.
>>> Mobile : +94714289692 <+94%2071%20428%209692>
>>> Blogs : https://medium.com/@lakwarus/
>>>             http://lakmalsview.blogspot.com/
>>>
>>>
>>>
>>> _______________________________________________
>>> Architecture mailing list
>>> [email protected]
>>> https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture
>>>
>>>
>>
>>
>> --
>> Thanks
>> Abimaran Kugathasan
>> Senior Software Engineer - API Technologies
>>
>> Email : [email protected]
>> Mobile : +94 773922820 <+94%2077%20392%202820>
>>
>> <http://stackoverflow.com/users/515034>
>> <http://lk.linkedin.com/in/abimaran>
>> <http://www.lkabimaran.blogspot.com/>  <https://github.com/abimarank>
>> <https://twitter.com/abimaran>
>>
>>
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>>
>>
>
>
> --
> Lakmal Warusawithana
> Senior Director - Cloud Architecture; WSO2 Inc.
> Mobile : +94714289692 <+94%2071%20428%209692>
> Blogs : https://medium.com/@lakwarus/
>             http://lakmalsview.blogspot.com/
>
>
>


-- 
Lakmal Warusawithana
Senior Director - Cloud Architecture; WSO2 Inc.
Mobile : +94714289692
Blogs : https://medium.com/@lakwarus/
            http://lakmalsview.blogspot.com/
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