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From "Musayev, Ilya" <imusa...@webmd.net>
Subject RE: [ACS41][QA] Adding support for VMware dvSwitch - CLOUDSTACK 657
Date Tue, 08 Jan 2013 02:49:53 GMT
Sateesh and Sudha

Thanks for your response,

I'll be waiting until further notice.

Regards
ilya

-----Original Message-----
From: Sateesh Chodapuneedi [mailto:sateesh.chodapuneedi@citrix.com] 
Sent: Monday, January 07, 2013 8:00 PM
To: Musayev, Ilya; Sudha Ponnaganti; cloudstack-dev@incubator.apache.org
Subject: RE: [ACS41][QA] Adding support for VMware dvSwitch - CLOUDSTACK 657



Regards,
Sateesh


> -----Original Message-----
> From: Musayev, Ilya [mailto:imusayev@webmd.net]
> Sent: 07 January 2013 09:39
> To: Sudha Ponnaganti; cloudstack-dev@incubator.apache.org
> Cc: Sateesh Chodapuneedi
> Subject: RE: [ACS41][QA] Adding support for VMware dvSwitch - 
> CLOUDSTACK
> 657
> 
> Sudha,
> 
> I can definitely take on CLOUDSTACK-801.
> 
> Please help me clarify few question before I proceed:
> 
> 1) Is  there code for dVSwitch pushed into master branch and something 
> I can download and test? Or is it still work in progress? (my apology 
> - as it seems a bit unclear to me - I'm not certain  if we are still 
> in discussion/layout phase or if its already completed and awaiting QA).
Still work in progress.

> 
> 2) Are there sample test criterias we used in past that I can use as a 
> reference or should I come up with my own?
> 
> 3) I see that task #1 of  675, (CLOUDSTACK-772) - has documentation 
> for this work - obviously any rough information on this is appreciated 
> and helpful. I assume so far the only place where I need to reference 
> the dVSwitch is when I define "VmWare Network Label" in Physical 
> Network Name properties for traffic type. If there is anything more - 
> please let me know.
> https://cwiki.apache.org/CLOUDSTACK/cloudstack-advanced-network-
> tutorial-step-by-step.data/redo-cs-advance-setup10.png
> 
Virtual switch type can be selected while adding vcenter cluster to CloudStack.
This allows to have different clusters in the zone to use different type of virtual switch.
Please see FS (section web services API changes and section UI flow).

> Looking forward to your comments,
> 
> Thank you
> -ilya
> 
> -----Original Message-----
> From: Sudha Ponnaganti [mailto:sudha.ponnaganti@citrix.com]
> Sent: Sunday, January 06, 2013 5:45 PM
> To: cloudstack-dev@incubator.apache.org; Musayev, Ilya
> Cc: Sateesh Chodapuneedi
> Subject: [ACS41][QA] Adding support for VMware dvSwitch - CLOUDSTACK 
> 657
> 
> Spin off a separate thread for QA
> 
> Ilya,
> 
> Would it be ok with you if I make you owner of the QA Task for this 
> feature - https://issues.apache.org/jira/browse/CLOUDSTACK-657
> I made you owner for subtask
> https://issues.apache.org/jira/browse/CLOUDSTACK-801
> 
> You can look at other test plans for guidance on documenting the 
> testing and results for the testing you intend to do.
> 
> Thanks
> /sudha
> 
> -----Original Message-----
> From: Musayev, Ilya [mailto:imusayev@webmd.net]
> Sent: Sunday, January 06, 2013 12:27 PM
> To: cloudstack-dev@incubator.apache.org
> Subject: RE: [ACS41][DISCUSS] Adding support for VMware dvSwitch
> 
> Hi Sateesh
> 
> Is this work in progress or there is something we can test?
> 
> Thanks
> Ilya
> 
> Sateesh Chodapuneedi <sateesh.chodapuneedi@citrix.com> wrote:
> > -----Original Message-----
> > From: Chiradeep Vittal [mailto:Chiradeep.Vittal@citrix.com]
> > Sent: 04 January 2013 00:40
> > To: CloudStack DeveloperList
> > Subject: Re: [ACS41][DISCUSS] Adding support for VMware dvSwitch
> >
> 
> > Does this mean that zones with both standard vSwitch clusters and 
> > dvSwitch clusters will not be supported?
> 
> No, zones with both standard vSwitch clusters and dvSwitch clusters 
> will be supported.
> Physical network traffic label will be used to dictate the virtual 
> switch type at zone level. This (virtual switch type) can be 
> overridden at cluster level. AddClusterCmd takes an optional parameter 
> 'vSwitchType' to override the setting. This allows the administrator 
> to choose virtual switch type at various levels (zone and cluster).
> This granularity can be extended to per traffic type (public traffic 
> can be on vswitch and guest traffic can be on dvswitch) provided each 
> traffic type is over a separate physical network because dvswitch 
> cannot share same physical network with another vswitch.
> 
> > Can you not discover the type of vSwitch when the cluster is added?
> 
> Not possible with name of vSwitch as the input. Because the namespace 
> is different across all types of virtual switches at vmware datacenter.
> Currently CloudStack takes vSwitch name as input. To elaborate, there 
> can be a vSwitch with name "vSwitch0" in a host X (which is in 
> datacenter Y) and a dvSwitch with same name in the datacenter Y and 
> host X is part of that dvSwitch.
> 
> That said, possible alternatives I can think of are,
> 1) Provide unambiguous input while specifying vSwitch (whatever type 
> it is of). This would bring usability issue as administrator need to 
> lookup vcenter's internal object references to get to this.
> Ex:- Unique object UUID or Managed object reference of that vSwitch
> 2) Specify physical nic along with vSwitch name to remove ambiguity 
> due to namespace.
> Given a physical nic we can arrive at correct instance of vSwitch 
> meant by the provided vSwitch name because a dvSwitch and vSwitch are 
> mutually exclusive across physical nics.
> 
> 
> >
> > On 1/2/13 11:57 PM, "Sateesh Chodapuneedi"
> > <sateesh.chodapuneedi@citrix.com> wrote:
> >
> > >> -----Original Message-----
> > >> From: Chiradeep Vittal [mailto:Chiradeep.Vittal@citrix.com]
> > >> Sent: 03 January 2013 13:12
> > >> To: CloudStack DeveloperList
> > >> Subject: Re: [ACS41][DISCUSS] Adding support for VMware dvSwitch
> > >>
> > >> Why the need for the "vmware.use.dvswitch" if the AddCluster api 
> > >> already requires this?
> > >
> > >The purpose of the global parameter "vmware.use.dvswitch" is to use 
> > >it as a switch to enable / disable the feature.
> > >
> > >Disable the feature in the sense,
> > >* All the new UI elements related to the feature would not be 
> > >displayed if switch is off (parameter is set to 'false')
> > >* All the new API parameters (all have to be optional parameters, 
> > >if any of the new parameters introduced are necessary then the 
> > >feature can't be
> > >hidden/disabled) would be ignored.
> > >
> > >>
> > >>
> > >> On 1/1/13 9:03 PM, "Sateesh Chodapuneedi"
> > >> <sateesh.chodapuneedi@citrix.com> wrote:
> > >>
> > >> >I have created an initial draft of the FS here, 
> > >> >https://cwiki.apache.org/confluence/display/CLOUDSTACK/Integrati
> > >> >on
> > >> >+o
> > >> >f+C
> > >> >lou
> > >> >dStack+with+VMware+DVS
> > >> >I'll keep updating it based on discussion and comments.
> > >> >
> > >> >Regards,
> > >> >Sateesh
> > >> >
> > >> >> -----Original Message-----
> > >> >> From: Sateesh Chodapuneedi
> > >> >> [mailto:sateesh.chodapuneedi@citrix.com]
> > >> >> Sent: 19 December 2012 09:27
> > >> >> To: cloudstack-dev@incubator.apache.org
> > >> >> Subject: RE: [ACS41][DISCUSS] Adding support for VMware 
> > >> >> dvSwitch
> > >> >>
> > >> >> Changed category from [ASF41] to [ACS41] in subject line
> > >> >>
> > >> >> > -----Original Message-----
> > >> >> > From: Musayev, Ilya [mailto:imusayev@webmd.net]
> > >> >> > Sent: 18 December 2012 01:33
> > >> >> > To: cloudstack-dev@incubator.apache.org
> > >> >> > Subject: RE: [ASF41][DISCUSS] Adding support for VMware 
> > >> >> > dvSwitch
> > >> >> >
> > >> >> > Sateesh
> > >> >> >
> > >> >> > As mentioned before I have a good number of vSphere 
> > >> >> > environments using dvSwitches that I can't roll into CS just
> yet.
> > >> >> >
> > >> >> > Whenever you are ready to test something or have a proof
of 
> > >> >> > concept code to try - I can assist.
> > >> >> >
> > >> >> That would be great! Sure, I will get in touch as soon as the

> > >> >> branch is ready.
> > >> >> Thanks.
> > >> >>
> > >> >> > I've been meaning to ask - are you planning to build any

> > >> >> > controls that are available via VCenter for dvSwitches -
or 
> > >> >> > is it  strictly support and enablement?
> > >> >>
> > >> >> CloudStack will provide the option to choose dvSwitch in 
> > >> >> VMware environment and uses vSphere API (talk to vCenter) when

> > >> >> a virtual network needs orchestration (create, modify, destroy
> cycle).
> > >> >>
> > >> >> >
> > >> >> > Thank you
> > >> >> > -ilya
> > >> >> >
> > >> >> > -----Original Message-----
> > >> >> > From: Sateesh Chodapuneedi
> > >> >> > [mailto:sateesh.chodapuneedi@citrix.com]
> > >> >> > Sent: Monday, December 17, 2012 2:41 PM
> > >> >> > To: cloudstack-dev@incubator.apache.org
> > >> >> > Subject: [ASF41][DISCUSS] Adding support for VMware dvSwitch
> > >> >> >
> > >> >> > Hi,
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > I am planning to work on enabling support for VMware native

> > >> >> > dvSwitch in CloudStack. Filed a jira ticket for it, see [1].
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > Integration of VMware dvSwitch with CloudStack enables 
> > >> >> > orchestration of virtual networks in VMware environment over

> > >> >> > distributed virtual switch inside vCenter.
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > Background
> > >> >> >
> > >> >> > -----------
> > >> >> >
> > >> >> > VMware Distributed Switch is an aggregation of per-host 
> > >> >> > virtual switches presented and controlled as a single 
> > >> >> > distributed switch through vCenter Server at the Datacenter

> > >> >> > level. vDS abstracts configuration of individual virtual

> > >> >> > switches and enables centralized provisioning, 
> > >> >> > administration,
> and monitoring.
> > >> >> >
> > >> >> > vDS is integral component of vCenter. Hence the native vDS

> > >> >> > support makes sense for wider and larger deployments of 
> > >> >> > Cloudstack over
> > >> >> vSphere.
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > Each Standard vSwitch represents an independent point of

> > >> >> > configuration that needs to be managed and monitored. The

> > >> >> > management of virtual networks required by instances in the

> > >> >> > cloud is tedious when virtual networks have to span across

> > >> >> > large number of hosts. Using distributed vSwitch (vDS) 
> > >> >> > simplifies the
> > >> configuration and monitoring.
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > Being standalone implementations, standard vSwitches do not

> > >> >> > provide any support for virtual machine mobility. So there

> > >> >> > needed a component to ensure that the network configurations

> > >> >> > on the source and the destination virtual switch are 
> > >> >> > consistent and will allow the VM to operate without breaking

> > >> >> > connectivity or network
> > >> policies.
> > >> >> > Particularly during migration of VM across hosts, the sync

> > >> >> > up among
> > >> >> peers need to be taken care.
> > >> >> > However in case of distributed vSwitch during VMotion, the

> > >> >> > vCenter server, would update the vSwitch modules on the 
> > >> >> > hosts in cluster accordingly.
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > I'll share an FS for this in the next few days.
> > >> >> >
> > >> >> > Please do let me know your thoughts/concerns.
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > [1] CLOUDSTACK-657 - "VMware vNetwork Distributed Virtual

> > >> >> > Switch support in CloudStack"
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> > Regards,
> > >> >> >
> > >> >> > Sateesh
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >> >
> > >> >
> > >
> 
> 
> 




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