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From David Hbase <davidhb...@gmail.com>
Subject Re: Re. multi-tenancy capability
Date Fri, 05 Feb 2016 16:13:14 GMT
Due to service discovery is a key point for automation. Priors we have
HAproxy-lb-extension to handling the LB/Proxy services are working well
without K8s.

With K8S, need your help to find out a work arround solution.

Thanks
-D


On Fri, Feb 5, 2016 at 12:34 AM, Pubudu Gunatilaka <pubudug@wso2.com> wrote:

> Hi David,
>
> No I did not test. AFAIK we haven't tested HA proxy lb extension with k8.
> You can find the docs related to lb extension in [1].
>
> [1] -
> https://cwiki.apache.org/confluence/display/STRATOS/4.1.0+Configuring+HAProxy+Load+Balancer
>
> Thank you!
>
> On Fri, Feb 5, 2016 at 3:43 AM, David Hbase <davidhbase@gmail.com> wrote:
>
>> Hi, Pubudu
>>
>> Did you test the haproxy-lb-extension with k8s? I not sure how the lb
>> working with k8s, is there any doc for lb-extension with k8s?
>>
>> Thanks
>> -D
>>
>> On Tue, Feb 2, 2016 at 12:02 PM, David Hbase <davidhbase@gmail.com>
>> wrote:
>>
>>> So nice, working now! Thanks
>>>
>>> -D
>>>
>>> On Tue, Feb 2, 2016 at 11:31 AM, David Hbase <davidhbase@gmail.com>
>>> wrote:
>>>
>>>> Thanks for quick help. I am testing now, will update soon
>>>>
>>>> -D
>>>>
>>>> On Tue, Feb 2, 2016 at 11:06 AM, Pubudu Gunatilaka <pubudug@wso2.com>
>>>> wrote:
>>>>
>>>>> Hi David,
>>>>>
>>>>> I have pushed the php docker image to the docker hub [1]. You can pull
>>>>> the docker image by using 'docker pull stratos/php:4.1.5'.
>>>>>
>>>>> Please use the 4.1.5 samples with this docker image.
>>>>>
>>>>> [1] - https://hub.docker.com/r/stratos/php/tags/
>>>>>
>>>>> Thank you!
>>>>>
>>>>> On Tue, Feb 2, 2016 at 10:18 PM, Pubudu Gunatilaka <pubudug@wso2.com>
>>>>> wrote:
>>>>>
>>>>>> Hi David,
>>>>>>
>>>>>> I will try to create the docker image for php and push the image
to
>>>>>> the docker hub. I will update the thread with the progress.
>>>>>>
>>>>>> Thank you!
>>>>>>
>>>>>> On Tue, Feb 2, 2016 at 8:33 PM, David Hbase <davidhbase@gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi, Pubudu
>>>>>>>
>>>>>>> Thanks for your update, I am trying the work around now.
>>>>>>>
>>>>>>> Since we a re moving to production approach now, would you able
to
>>>>>>> have the 4.1.5 container image ready as soon as possible for
4.1.5?
>>>>>>>
>>>>>>> Thanks again!
>>>>>>> -D
>>>>>>>
>>>>>>> On Tue, Feb 2, 2016 at 1:31 AM, Pubudu Gunatilaka <pubudug@wso2.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> Hi David,
>>>>>>>>
>>>>>>>> It looks like there is a minor issue. I think you are using
Stratos
>>>>>>>> 4.1.5 samples and the docker image is 4.1.4. We haven't published
4.1.5 php
>>>>>>>> docker image and php 4.1.4 docker image is not compatible
with the Stratos
>>>>>>>> 4.1.5 samples. We will publish 4.1.5 php docker image soon.
>>>>>>>>
>>>>>>>> For the moment you can try following.
>>>>>>>>
>>>>>>>> 1. Make sure you have the following structure in [1].
>>>>>>>>
>>>>>>>> If you have MB_URLS in the sample, use MB_IP and MB_PORT.
In
>>>>>>>> Stratos 4.1.4 we don't support mb credentials. So you can
remove
>>>>>>>> MB_USERNAME and MB_PASSWORD as well.
>>>>>>>>
>>>>>>>> Due to the payload values mismatch, python agent has not
started.
>>>>>>>> That is why you cannot see the agent log in the tmp directory
except
>>>>>>>> init.log.
>>>>>>>>
>>>>>>>> [1] -
>>>>>>>> https://github.com/apache/stratos/blob/4.1.4/samples/kubernetes-clusters/kubernetes-cluster-2.json
>>>>>>>>
>>>>>>>> Thank you!
>>>>>>>>
>>>>>>>> On Tue, Feb 2, 2016 at 1:59 PM, David Hbase <davidhbase@gmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> Hi, Pubudu
>>>>>>>>>
>>>>>>>>> Looks like the payload is not working. Is there any introduction
>>>>>>>>> for the kubernetes cartridge setup?
>>>>>>>>>
>>>>>>>>> etc: python agent and initial scripts for the kubernetes
>>>>>>>>> containers?
>>>>>>>>>
>>>>>>>>> Thanks
>>>>>>>>> -D
>>>>>>>>>
>>>>>>>>> On Tue, Feb 2, 2016 at 12:27 AM, David Hbase <davidhbase@gmail.com
>>>>>>>>> > wrote:
>>>>>>>>>
>>>>>>>>>> Hi, Pubudu
>>>>>>>>>>
>>>>>>>>>> There is no python agent running and /tmp folder
is empty in the
>>>>>>>>>> container.
>>>>>>>>>>
>>>>>>>>>> [2016-02-02 08:24:07,821] DEBUG
>>>>>>>>>> {PluginFileLocator.py:locatePlugins} - __init__.py
is not a valid plugin
>>>>>>>>>> for strategy info_ext
>>>>>>>>>> [2016-02-02 08:24:07,821] DEBUG {config.py:initialize_extensions}
>>>>>>>>>> - Found extension executor [ExtensionExecutor] at
>>>>>>>>>> [/mnt/apache-stratos-python-cartridge-agent-4.1.4/extensions/py/ExtensionExecutor]
>>>>>>>>>> [2016-02-02 08:24:07,821] INFO {config.py:initialize_extensions}
>>>>>>>>>> - Activated extension executor [ExtensionExecutor]
>>>>>>>>>> [2016-02-02 08:24:07,821] DEBUG {config.py:read_property}
-
>>>>>>>>>> Reading property: mb.ip =
>>>>>>>>>> Traceback (most recent call last):
>>>>>>>>>>   File
>>>>>>>>>> "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py",
line 329, in
>>>>>>>>>> <module>
>>>>>>>>>>     main()
>>>>>>>>>>   File
>>>>>>>>>> "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py",
line 317, in
>>>>>>>>>> main
>>>>>>>>>>     cartridge_agent = CartridgeAgent()
>>>>>>>>>>   File
>>>>>>>>>> "/mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py",
line 44, in
>>>>>>>>>> __init__
>>>>>>>>>>     mb_ip = Config.read_property(constants.MB_IP)
>>>>>>>>>>   File
>>>>>>>>>> "/mnt/apache-stratos-python-cartridge-agent-4.1.4/config.py",
line 258, in
>>>>>>>>>> read_property
>>>>>>>>>>     raise ParameterNotFoundException("Cannot find
the value of
>>>>>>>>>> required parameter: %r" % property_key)
>>>>>>>>>> exception.ParameterNotFoundException: Cannot find
the value of
>>>>>>>>>> required parameter: 'mb.ip'
>>>>>>>>>> ^C
>>>>>>>>>> [1]+  Exit 1
>>>>>>>>>> /mnt/apache-stratos-python-cartridge-agent-4.1.4/agent.py
>>>>>>>>>>
>>>>>>>>>> Thanks
>>>>>>>>>> -D
>>>>>>>>>>
>>>>>>>>>> On Tue, Feb 2, 2016 at 12:06 AM, David Hbase <
>>>>>>>>>> davidhbase@gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> Great! Checking now. will update soon.
>>>>>>>>>>>
>>>>>>>>>>> Thanks
>>>>>>>>>>> -D
>>>>>>>>>>>
>>>>>>>>>>> On Tue, Feb 2, 2016 at 12:05 AM, Pubudu Gunatilaka
<
>>>>>>>>>>> pubudug@wso2.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> Hi,
>>>>>>>>>>>>
>>>>>>>>>>>> In Stratos we do have a python cartridge
agent which publishers
>>>>>>>>>>>> health stats to Stratos manager and handles
life cycle in the application
>>>>>>>>>>>> deployment. To narrow down the issue, please
follow the steps below.
>>>>>>>>>>>>
>>>>>>>>>>>> 1. Find the ip address of the container (or
pod). It will be
>>>>>>>>>>>> shown in the application. If you hover the
mouse on top of the application
>>>>>>>>>>>> node you can see the ip address of the pod.
>>>>>>>>>>>> 2. SSH to K8 master node and again ssh to
the pod using
>>>>>>>>>>>> following commands.
>>>>>>>>>>>>
>>>>>>>>>>>> ssh core@<master_ip>
>>>>>>>>>>>> ssh root@<container_ip>
>>>>>>>>>>>>
>>>>>>>>>>>> Use the password as stratos when logging.
>>>>>>>>>>>>
>>>>>>>>>>>> 3. Now you can check the agent log in the
/tmp directory. Log
>>>>>>>>>>>> is agent-screen.log.
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> Thank you!
>>>>>>>>>>>>
>>>>>>>>>>>> On Tue, Feb 2, 2016 at 1:20 PM, David Hbase
<
>>>>>>>>>>>> davidhbase@gmail.com> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> Hi, Pubudu
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks for your quick response,
>>>>>>>>>>>>>
>>>>>>>>>>>>> I found an issue: the docker image tag
is a wrong tag ( in our
>>>>>>>>>>>>> 4.1.5 kubernetes sample code ):
>>>>>>>>>>>>> "imageId": "stratos/php:4.1.5", can not
be found in docker
>>>>>>>>>>>>> hub, after changed to "imageId": "stratos/php:4.1.4",
the php container can
>>>>>>>>>>>>> be initialized, but can not be activated
in Stratos Topology
>>>>>>>>>>>>>
>>>>>>>>>>>>> Checked with kubectl get pod, it's already
activated.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Want to know if Stratos Topology monitor
the service/pod
>>>>>>>>>>>>> status or not?  If not, how can be activated?
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>> -D
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> On Mon, Feb 1, 2016 at 11:25 PM, Pubudu
Gunatilaka <
>>>>>>>>>>>>> pubudug@wso2.com> wrote:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> Hi David,
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Stratos 4.1.5 supports Kubernetes
1.0.3.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> This error log could encounter due
to following reasons.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> 1. Make sure you have pulled the
correct php docker image in
>>>>>>>>>>>>>> kubernetes nodes. (except k8 master
node)
>>>>>>>>>>>>>> Docker image version is specified
in the php cartridge.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> 2. If the docker image is there,
try executing 'docker ps' in
>>>>>>>>>>>>>> k8 nodes. Basically you will have
to find correct k8 host node for the
>>>>>>>>>>>>>> particular pod. 'docker ps' will
show the reason for not starting the
>>>>>>>>>>>>>> container.
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Thank you!
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> On Tue, Feb 2, 2016 at 12:31 PM,
David Hbase <
>>>>>>>>>>>>>> davidhbase@gmail.com> wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hi, Imesh
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Thanks for your reply. I follow
the doc to setup the
>>>>>>>>>>>>>>> Stratos-Kubernetes cluster, but
can not have the topology activated.
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> The kubernetes version is:
>>>>>>>>>>>>>>> kubernetes-1.0.3-0.2.gitb9a88a7.el7.x86_64
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Stratos version: is 4.1.5
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Do we have to upgrade kubernetes
to 1.1 or later version?
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Is there any suggestion?
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>> -D
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> {org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas}
>>>>>>>>>>>>>>> -  Could not start container:
[application] single-cartridge-app
>>>>>>>>>>>>>>> [cartridge] php [member]
>>>>>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc
>>>>>>>>>>>>>>> java.lang.RuntimeException: Pod
status did not change to
>>>>>>>>>>>>>>> running within 60 sec: [application]
single-cartridge-app [cartridge] php
>>>>>>>>>>>>>>> [member]
>>>>>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc
>>>>>>>>>>>>>>> [pod] pod-1
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.waitForPodToBeActivated(KubernetesIaas.java:347)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:234)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startInstance(KubernetesIaas.java:127)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.startInstance(InstanceCreator.java:99)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.run(InstanceCreator.java:67)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>>>>>>>>>>>>>>     at java.lang.Thread.run(Thread.java:745)
>>>>>>>>>>>>>>> TID: [0] [STRATOS] [2016-01-28
01:14:47,976] ERROR
>>>>>>>>>>>>>>> {org.apache.stratos.cloud.controller.services.impl.InstanceCreator}
-
>>>>>>>>>>>>>>> Could not start instance: [cartridge-type]
php [cluster-id]
>>>>>>>>>>>>>>> single-cartridge-app.my-php.php.domain
>>>>>>>>>>>>>>> java.lang.RuntimeException: Could
not start container:
>>>>>>>>>>>>>>> [application] single-cartridge-app
[cartridge] php [member]
>>>>>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:248)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startInstance(KubernetesIaas.java:127)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.startInstance(InstanceCreator.java:99)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.services.impl.InstanceCreator.run(InstanceCreator.java:67)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>>>>>>>>>>>>>>>     at java.lang.Thread.run(Thread.java:745)
>>>>>>>>>>>>>>> Caused by: java.lang.RuntimeException:
Pod status did not
>>>>>>>>>>>>>>> change to running within 60 sec:
[application] single-cartridge-app
>>>>>>>>>>>>>>> [cartridge] php [member]
>>>>>>>>>>>>>>> single-cartridge-app.my-php.php.domain2393142c-70e0-4c51-8ff0-bcbdd234c1fc
>>>>>>>>>>>>>>> [pod] pod-1
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.waitForPodToBeActivated(KubernetesIaas.java:347)
>>>>>>>>>>>>>>>     at
>>>>>>>>>>>>>>> org.apache.stratos.cloud.controller.iaases.kubernetes.KubernetesIaas.startContainer(KubernetesIaas.java:234)
>>>>>>>>>>>>>>>     ... 6 more
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> On Wed, Jan 27, 2016 at 1:44
AM, Imesh Gunaratne <
>>>>>>>>>>>>>>> imesh@apache.org> wrote:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Hi David,
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Tue, Jan 26, 2016 at 8:28
PM, David Hbase <
>>>>>>>>>>>>>>>> davidhbase@gmail.com>
wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Hi, Imesh
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> I have realized the tenancy
routing service, but still
>>>>>>>>>>>>>>>>> issues with Kubernetes.
Would like to know if there any updated kubernetes
>>>>>>>>>>>>>>>>> document? etc:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> AFAIK the documentation is
updated, what were the issues
>>>>>>>>>>>>>>>> you got?
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> 1. Auto scaling with
Kubernetes? ( Dynamic add the minions
>>>>>>>>>>>>>>>>> without interrupt the
curretn running services ?)
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Kubernetes (K8S) nodes can
be autoscaled by creating a
>>>>>>>>>>>>>>>> separate composite application
for K8S. Then another application can be
>>>>>>>>>>>>>>>> created for the required
product to be run on the above K8S cluster.
>>>>>>>>>>>>>>>> However dynamic load balancing
would be a problem for the pods that run on
>>>>>>>>>>>>>>>> K8S because Stratos topology
does not get updated with Node IPs when K8S
>>>>>>>>>>>>>>>> nodes are autoscaled.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> 2. Application Topology
can display the service and pods
>>>>>>>>>>>>>>>>> in the Kubernetes cluster?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> No, currently the topology
view in the Stratos UI does not
>>>>>>>>>>>>>>>> show services or pords. However
Kubernetes Cockpit UI can be used for this.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Wed, Jan 27, 2016 at 2:40
PM, David Hbase <
>>>>>>>>>>>>>>>> davidhbase@gmail.com>
wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thanks Chamila,
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Got great answers with
the Kubernetes auto scaling (via
>>>>>>>>>>>>>>>>> node v 1.1 and or node).
But would like to know what's the Stratos auto
>>>>>>>>>>>>>>>>> scaling functions with
Kubernetes?
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> etc: in Stratos we setup
the auto scaling policy for the
>>>>>>>>>>>>>>>>> kubernetes cluster, when
and how can this auto scaling policy work? ( will
>>>>>>>>>>>>>>>>> scaling the new pod or
node ? )
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>>>>>> -D
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> On Tue, Jan 26, 2016
at 11:16 AM, Chamila De Alwis <
>>>>>>>>>>>>>>>>> chamilad@wso2.com>
wrote:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Hi David,
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On Tue, Jan 26, 2016
at 8:28 PM, David Hbase <
>>>>>>>>>>>>>>>>>> davidhbase@gmail.com>
wrote:
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> 1. Auto scaling
with Kubernetes? ( Dynamic add the
>>>>>>>>>>>>>>>>>>> minions without
interrupt the curretn running services ?)
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> In Kubernetes, the
Node Controller is the component in
>>>>>>>>>>>>>>>>>> charge of registration
and revocation of Nodes (minions) in a cluster.
>>>>>>>>>>>>>>>>>> However as the Kubernetes
documentation states [1], it doesn't
>>>>>>>>>>>>>>>>>> automatically provision
a new node, simply performing the registry task for
>>>>>>>>>>>>>>>>>> the list of nodes.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Therefore, any autoscaling
of Nodes would have to be done
>>>>>>>>>>>>>>>>>> at a different layer,
based on metrics like CPU usage. CloudWatch for EC2
>>>>>>>>>>>>>>>>>> or Heat for OpenStack
are few examples of achieving this. Nodes will have
>>>>>>>>>>>>>>>>>> to be configured
to auto register with the proxy.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> If you're looking
for Pod autoscaling, this is already
>>>>>>>>>>>>>>>>>> implemented in Kubernetes
1.1 [2]. Autoscaling is based on CPU usage.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> 2. Application Topology
can display the service and pods
>>>>>>>>>>>>>>>>>>> in the Kubernetes
cluster?
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> In Stratos, the Application
Topology is the view of the
>>>>>>>>>>>>>>>>>> Composite Application
deployment. It doesn't show the IaaS specific details
>>>>>>>>>>>>>>>>>> such as Services
and Pods. These details will have to be retrieved from the
>>>>>>>>>>>>>>>>>> Kube-UI.
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> [1] -
>>>>>>>>>>>>>>>>>> http://kubernetes.io/v1.1/docs/admin/node.html#node-controller
>>>>>>>>>>>>>>>>>> [2] -
>>>>>>>>>>>>>>>>>> http://kubernetes.io/v1.1/docs/user-guide/horizontal-pod-autoscaler.html
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> Regards,
>>>>>>>>>>>>>>>>>> Chamila de Alwis
>>>>>>>>>>>>>>>>>> Committer and PMC
Member - Apache Stratos
>>>>>>>>>>>>>>>>>> Software Engineer
| WSO2 | +94772207163
>>>>>>>>>>>>>>>>>> Blog: code.chamiladealwis.com
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>> Imesh Gunaratne
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Senior Technical Lead, WSO2
>>>>>>>>>>>>>>>> Committer & PMC Member,
Apache Stratos
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> --
>>>>>>>>>>>>>> *Pubudu Gunatilaka*
>>>>>>>>>>>>>> Committer and PMC Member - Apache
Stratos
>>>>>>>>>>>>>> Software Engineer
>>>>>>>>>>>>>> WSO2, Inc.: http://wso2.com
>>>>>>>>>>>>>> mobile : +94774079049 <%2B94772207163>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>> --
>>>>>>>>>>>> *Pubudu Gunatilaka*
>>>>>>>>>>>> Committer and PMC Member - Apache Stratos
>>>>>>>>>>>> Software Engineer
>>>>>>>>>>>> WSO2, Inc.: http://wso2.com
>>>>>>>>>>>> mobile : +94774079049 <%2B94772207163>
>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> *Pubudu Gunatilaka*
>>>>>>>> Committer and PMC Member - Apache Stratos
>>>>>>>> Software Engineer
>>>>>>>> WSO2, Inc.: http://wso2.com
>>>>>>>> mobile : +94774079049 <%2B94772207163>
>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> *Pubudu Gunatilaka*
>>>>>> Committer and PMC Member - Apache Stratos
>>>>>> Software Engineer
>>>>>> WSO2, Inc.: http://wso2.com
>>>>>> mobile : +94774079049 <%2B94772207163>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> *Pubudu Gunatilaka*
>>>>> Committer and PMC Member - Apache Stratos
>>>>> Software Engineer
>>>>> WSO2, Inc.: http://wso2.com
>>>>> mobile : +94774079049 <%2B94772207163>
>>>>>
>>>>>
>>>>
>>>
>>
>
>
> --
> *Pubudu Gunatilaka*
> Committer and PMC Member - Apache Stratos
> Software Engineer
> WSO2, Inc.: http://wso2.com
> mobile : +94774079049 <%2B94772207163>
>
>

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