Support for XCP-ng 8.x | CloudStack Feature First Look

XCP-ng (an open-source hypervisor based on XenServer) has been supported in CloudStack for some time, and support for XCP-ng 8.x will be available from CloudStack 4.15. From an operational perspective, there is no visible change in the UI or API – XCP-ng 8.x hosts can be added to CloudStack during zone deployment or by using […]

Enable sending of arbitrary configuration data to VMs | CloudStack Feature First Look

This feature allows the sending of arbitrary additional VM configurations to user VMs on CloudStack and is supported by KVM, XenServer and VMware hypervisors. The administrator enables or disables this feature by the global configuration  ‘enable.additional.vm.configuration’ which is disabled by default. To add a second layer of security, the administrator must explicitly set a comma-separated […]

SolidFire with CloudStack

Aside from traditional storage solutions, CloudStack has supported managed storage for some time. In this article, we will touch on SolidFire support in CloudStack 4.13 and lay out the exact steps needed to add SolidFire to CloudStack as Primary Storage (for VMware, KVM and XenServer). We will also explain the difference between the “SolidFire” and […]

CloudStack and the new XenServer licensing model

Citrix have announced that as of XenServer 7.3, the free version (including the ‘opensource’ version packaged by Citrix) will no longer have feature parity with the paid-for Standard version. Of the features which are restricted in the free version, a maximum pool size of 3 hosts and the removal of Xen Storage Motion are going to make the use of free XenServer to run production clouds pretty much untenable.

Trillian: Flexible, On-Demand Cloud Environment Creation

Marvin: “I think you ought to know I’m feeling very depressed.” Trillian: “Well, we have something that may take your mind off it.” Marvin: “It won’t work, I have an exceptionally large mind.“ Trillian was born from the need for us to create environments which we could run CloudStack’s Marvin test framework against, but the […]

Recovery of VMs to new CloudStack instance

We recently came across a very unusual issue where a client had a major security breach on their network. As well as lots of other damage their CloudStack infrastructure was maliciously damaged beyond recovery. Luckily the hackers hadn’t manage to damage the backend XenServer hypervisors so they were quite happily still running user VMs and Virtual Routers, […]

XenServer Native HA with CloudStack | CloudStack Feature Deep Dive

Update – Following community feedback, Timeout Settings have now been added to the script Update – The HA settings in this post also apply to XenServer 6.5.0 onwards Warning: If you have applied Hotfix XS62ESP1004 to your XenServer 6.2 infrastructure and have not enabled Pool HA, in the event of your Pool Master going down, […]