Re: [Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-09 Thread Harikrishna Patnala
If we can control fall back of IntelliCache reads and writes back to the storage then it won't hinder with host maintenance mode and Xenmotion, and I think it helps handling volatile VMs without recreating the root disks. Thanks, Harikrishna On 09-Aug-2013, at 11:39 AM, Prasanna Santhanam

Re: [Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-06 Thread Nguyen Anh Tu
Hi Chiradeep, Exactly Intellicache. As I know, to use this, VDIs on XenServer/XCP must be set two params: + on-boot = persist (or reset). If persist, VM's data (except OS) will be keep when reboot. Otherwise, it will be destroy on local SR when setting to reset. + allow-caching = true. It enables

Re: [Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-06 Thread Murali Reddy
On 06/08/13 12:30 PM, Nguyen Anh Tu ng.t...@gmail.com wrote: Hi Chiradeep, Exactly Intellicache. As I know, to use this, VDIs on XenServer/XCP must be set two params: + on-boot = persist (or reset). If persist, VM's data (except OS) will be keep when reboot. Otherwise, it will be destroy on

Re: [Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-06 Thread Nguyen Anh Tu
2013/8/6 Murali Reddy murali.re...@citrix.com So there is a 'isvolatile' flag to createServiceOffering in starting from 4.2. VM's created with volatile set to true will have root disks re-created. Perhaps You could optimise the implementation of volatile VM's in case of Intellicache. Oh I

[Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-05 Thread Nguyen Anh Tu
Hi guys, Is anyone concerned about using XenServer 6.2's clone-on-boot feature on CloudStack? With it, we can quickly deploy a huge of VMs from a single golden template. This is amazing for some scenarios. For example: we can allocate a special/dedicated cluster with only one golden template. And

Re: [Discuss] Using XenServer 6.2's Clone-on-Boot feature on CloudStack

2013-08-05 Thread Chiradeep Vittal
Is this the Intellicache feature? What changes does it require from CloudStack. Would just using service offering tags work? On 8/5/13 12:23 AM, Nguyen Anh Tu ng.t...@gmail.com wrote: Hi guys, Is anyone concerned about using XenServer 6.2's clone-on-boot feature on CloudStack? With it, we can