The changes are in review board. I will wait for some more time and if there is no feedback will rebase and merge to master/4.1.
> -----Original Message----- > From: Abhinandan Prateek > Sent: Wednesday, February 06, 2013 9:32 AM > To: cloudstack-dev@incubator.apache.org > Cc: Koushik Das > Subject: Re: [PROPOSAL] Raise cluster size limit to 16 on VMware > > Koushik, > If you have not yet updated the progress of this 4.1 feature in jira, > please > do. > > -abhi > > On 27/01/13 3:44 PM, "Koushik Das" <koushik....@citrix.com> wrote: > > >See inline. Refer to the code changes @ > >https://reviews.apache.org/r/9041/ > > > > > >> -----Original Message----- > >> From: Prashant Kumar Mishra [mailto:prashantkumar.mis...@citrix.com] > >> Sent: Wednesday, January 23, 2013 1:56 PM > >> To: cloudstack-dev@incubator.apache.org > >> Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on VMware > >> > >> Hi, > >> I am planning to take the QA job for this feature. Have reviewed the > >> functional spec(not much details are present), went through community > >> discussion and have the following questions. > >> > >> 1-Do we support mixed (heterogeneous) cluster for vmware in CS? > >> it seems VMWare support mixed cluster, please correct me if > >>I am wrong > >> a-" http://communities.vmware.com/message/2008030"; > >> b-" > >>http://blogs.vmware.com/vsphere/2011/10/mixing-esxesxi-versions- > >> in-an-hadrs-cluster.html" > > > >No > > > >> 2-Are We going to change Global config VMware cluster size limit to 16? > > > >This is removed > > > >> 3- Apart from configuration and hypervisor_capabilities table are > >>there any other table going to be modified ? > > > >Only hypervisor_capabilities table is modified > > > >> 4-In hypervisor _capabilities table what is dummy value we are going > >>to put for other hypervisor type , is it -1 ? > > > >Default is null > > > >> 5-Any API changes ? > > > >No > > > >> 6-Upgrade path ? > > > >Not affected > > > >> 7-option of adding host through backdoor(adding host separately to > >>cluster, even cluster size > 8 host) is still available ? > > > >No. Looking at the code doesn't look like the backdoor was available > >earlier as well. > > > >> > >> Thanks > >> Prashant Kumar Mishra > >> > >> > >> -----Original Message----- > >> From: Koushik Das [mailto:koushik....@citrix.com] > >> Sent: Thursday, January 10, 2013 1:56 PM > >> To: cloudstack-dev@incubator.apache.org > >> Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on VMware > >> > >> There can be multiple dimensions based on which the size can vary but > >> it cannot go beyond the max. value (32). > >> > >> I am referring to the following docs: > >> http://www.vmware.com/pdf/vsphere4/r40/vsp_40_config_max.pdf > >> http://www.vmware.com/pdf/vsphere5/r50/vsphere-50-configuration- > >> maximums.pdf > >> http://www.vmware.com/pdf/vsphere5/r51/vsphere-51-configuration- > >> maximums.pdf > >> > >> -Koushik > >> > >> > -----Original Message----- > >> > From: Hari Kannan [mailto:hari.kan...@citrix.com] > >> > Sent: Thursday, January 10, 2013 12:43 PM > >> > To: cloudstack-dev@incubator.apache.org > >> > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on VMware > >> > > >> > Hi Koushik, > >> > > >> > I have a question/concern - > >> > > >> > The "limitations" are multi-dimensional - for example, vSphere 5.0 > >> > clusters hosting linked clone pools are limited to 8 ESXi hosts > >> > when using VMFS datastores and 32 ESXi hosts when using only NFS > >> > datastores. In 5.1, they made both 32 hosts. I think 4.0 had a > >>different set > >> of values. > >> > > >> > In other words, the host limits are hypervisor type, hypervisor > >> > version, storage technology etc. i.e. we cant set the hard limit as > >> > 32 as 5.0 did not support it for VMFS.. > >> > > >> > Hari > >> > > >> > -----Original Message----- > >> > From: Koushik Das [mailto:koushik....@citrix.com] > >> > Sent: Wednesday, January 9, 2013 10:30 PM > >> > To: cloudstack-dev@incubator.apache.org > >> > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on VMware > >> > > >> > To clarify some more. > >> > > >> > What I have suggested is to have a max. hosts per cluster limit > >> > based on specific HV version. For e.g. for Vmware > >> > > >> > Version 4.0 will have a max. limit of X (i.e. in any CS Vmware 4.0 > >> > cluster, the max. number of hosts that can be added is X) Version > >> > 4.1 > >>will > >> have a max. > >> > limit of Y Version 5.0 will have a max. limit of Z > >> > > >> > Based on the vmware specification X, Y, Z are all 32. As part of > >> > best practices (in documentation) all the limitations discussed as > >> > to why the limit was set to > >> > 8 earlier can be mentioned. The idea is that CS shouldn't impose > >> > any artificial restrictions and rely only on HV specifications to > >> > the > >>extent > >> possible. > >> > > >> > For any new supported version another entry can be added to the > >> > hypervisor_capabilities table. > >> > > >> > As Alex mentioned, the admin is free to decide on the number of > >> > hosts that needs to be added in a cluster as long as the hard max. > >> > limits are not exceeded. > >> > > >> > -Koushik > >> > > >> > > -----Original Message----- > >> > > From: Koushik Das [mailto:koushik....@citrix.com] > >> > > Sent: Tuesday, January 08, 2013 11:45 PM > >> > > To: cloudstack-dev@incubator.apache.org > >> > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on VMware > >> > > > >> > > See inline > >> > > > >> > > -Koushik > >> > > > >> > > > -----Original Message----- > >> > > > From: Alex Huang [mailto:alex.hu...@citrix.com] > >> > > > Sent: Tuesday, January 08, 2013 11:24 PM > >> > > > To: cloudstack-dev@incubator.apache.org > >> > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on > >> > > > VMware > >> > > > > >> > > > Koushik, > >> > > > > >> > > > I believe what you pointed out there is the maximum limit for > >> > > > the > >> > > hypervisor. > >> > > > >> > > Yes. Maximum based on the HV version. > >> > > > >> > > > > >> > > > Hari, > >> > > > > >> > > > What's the point of the admin setting these values? Afterall, > >> > > > he's the one who's adding hosts himself? If he wants more, why > >> > > > should cs stop > >> > > him? > >> > > > > >> > > > --Alex > >> > > > > >> > > > > -----Original Message----- > >> > > > > From: Hari Kannan [mailto:hari.kan...@citrix.com] > >> > > > > Sent: Tuesday, January 08, 2013 9:44 AM > >> > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on > >> > > > > VMware > >> > > > > > >> > > > > Hi Koushik, > >> > > > > > >> > > > > Can you please elaborate > >> > > > > > >> > > > > a) how the admin gets to set this value? > >> > > > >> > > Why should the admin be allowed to change these values? These are > >> > > the max. limit supported by the specific HV based on the version. > >> > > > >> > > > > b) is this value set on a per cluster basis? If so, what is > >> > > > > the default > >> > value? > >> > > > >> > > It's not per cluster. > >> > > > >> > > > > > >> > > > > Hari > >> > > > > > >> > > > > -----Original Message----- > >> > > > > From: Koushik Das [mailto:koushik....@citrix.com] > >> > > > > Sent: Monday, January 7, 2013 4:57 AM > >> > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on > >> > > > > VMware > >> > > > > > >> > > > > Didn't see any feedback, so am assuming that the approach > >> > > > > seems reasonable. I will go ahead and start with the > implementation. > >> > > > > Not planning to write a FS as this is a small feature and the > >> > > > > below mail > >> > > > summarizes it. > >> > > > > > >> > > > > -Koushik > >> > > > > > >> > > > > > -----Original Message----- > >> > > > > > From: Koushik Das [mailto:koushik....@citrix.com] > >> > > > > > Sent: Thursday, January 03, 2013 5:26 PM > >> > > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on > >> > > > > > VMware > >> > > > > > > >> > > > > > So based on the discussions would it be fair to conclude > >> > > > > > that this should be handled by adding some column like > >> > 'max_host_per_cluster' > >> > > > > > in hypervisor_capabilities table. Currently the following > >> > > > > > version entries are present for Vmware. For each version an > >> > > > > > appropriate value can be associated based on the > >> > > > > > limitations/actual > >> > supported. > >> > > > > > For other HVs where this setting is not applicable some > >> > > > > > dummy value, say (-1) can be > >> > > > > entered. > >> > > > > > > >> > > > > > hv_type hv_version > >> > > > > > VMware default > >> > > > > > VMware 4.0 > >> > > > > > VMware 4.1 > >> > > > > > VMware 5.0 > >> > > > > > > >> > > > > > Let me know if there is a consensus on this. > >> > > > > > > >> > > > > > Thanks, > >> > > > > > Koushik > >> > > > > > > >> > > > > > > -----Original Message----- > >> > > > > > > From: Alex Huang [mailto:alex.hu...@citrix.com] > >> > > > > > > Sent: Thursday, December 20, 2012 10:08 PM > >> > > > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 on > >> > > > > > > VMware > >> > > > > > > > >> > > > > > > +1 > >> > > > > > > > >> > > > > > > The more we move these types of things out of > >> > > > > > > configuration and into component specific references the > better. > >> > > > > > > > >> > > > > > > --Alex > >> > > > > > > > >> > > > > > > > -----Original Message----- > >> > > > > > > > From: Tamas Monos [mailto:tam...@veber.co.uk] > >> > > > > > > > Sent: Thursday, December 20, 2012 8:10 AM > >> > > > > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > > > > Subject: RE: [PROPOSAL] Raise cluster size limit to 16 > >> > > > > > > > on VMware > >> > > > > > > > > >> > > > > > > > Hi, > >> > > > > > > > > >> > > > > > > > I'd recommend removing any hard limits from CS and > >> > > > > > > > introduce a variable like "max.guest.limit" on the > >> > > > > > > > Hypervisor Capabilities > >> > page. > >> > > > > > > > This value could default to 8, but should the admin > >> > > > > > > > decide otherwise could be set to anything. > >> > > > > > > > > >> > > > > > > > Regards > >> > > > > > > > > >> > > > > > > > Tamas Monos > >>DDI +44(0)2034687012 > >> > > > > > > > Chief Technical > >> Office +44(0)2034687000 > >> > > > > > > > Veber: The Hosting Specialists Fax > >>+44(0)871 522 7057 > >> > > > > > > > http://www.veber.co.uk > >> > > > > > > > > >> > > > > > > > Follow us on Twitter: www.twitter.com/veberhost Follow > >> > > > > > > > us on > >> > > > > > Facebook: > >> > > > > > > > www.facebook.com/veberhost > >> > > > > > > > > >> > > > > > > > -----Original Message----- > >> > > > > > > > From: David Nalley [mailto:da...@gnsa.us] > >> > > > > > > > Sent: 20 December 2012 15:25 > >> > > > > > > > To: cloudstack-dev@incubator.apache.org > >> > > > > > > > Subject: Re: [PROPOSAL] Raise cluster size limit to 16 > >> > > > > > > > on VMware > >> > > > > > > > > >> > > > > > > > On Thu, Dec 20, 2012 at 1:54 AM, Koushik Das > >> > > > > > > > <koushik....@citrix.com> > >> > > > > > > > wrote: > >> > > > > > > > > This > >> > > > > > > > > http://www.vmware.com/pdf/vsphere5/r51/vsphere-51- > >> > > > > > > > configuration-maximums.pdf mentions that the max. can > >> > > > > > > > be > >> > > > > > > > 32 for ESX > >> > > > > > 5.1. > >> > > > > > > > Any specific reason to make it 16? Also it needs to be > >> > > > > > > > seen that this limit works across all supported ESX > >>versions. > >> > > > > > > > > > >> > > > > > > > > -Koushik > >> > > > > > > > > > >> > > > > > > > > >> > > > > > > > Yes - the different versions having different limits > >> > > > > > > > complicates things a > >> > > > > > bit. > >> > > > > > > > 5.1 = 32, 5.0 = 16 4.x = 8? > >> > > > > > > > > >> > > > > > > > --David > >> > > > > > > > > >
