CloudStack 4.7 Metrics View | CloudStack Feature Deep Dive
CloudStack 4.7 (which is due in the coming weeks) will introduce a new metrics view feature throughout the familiar CloudStack interface. We built this functionality to help system architects and admins comprehend resource utilisation and drill into the data to find performance hotspots. Whilst metrics have always been available via the CloudStack API a lot of information hasn’t been […]
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, […]
CloudStack European User Group – November 2015 | Event Roundup
An intimate feel at yesterday’s European User Group only seemed to encourage discussion, and despite slightly lower numbers than usual we managed to run a little late! Hosted by our friends at Trend Micro here in London, we started with lunch, and once everyone had eaten it was down to business. Giles Sirett (chairman of […]
System VM Upgrades
Recently we’ve seen a few clients being tripped up by the System VM upgrades during the CloudStack upgrades in multi-zone deployments. The issue occurs when the System VM is pre-deployed individually to multiple zones, rather than being a single template deployed to multiple zones. This may be done in error or because the specific version […]
CloudStack European User Group – May 2015 | Roundup
For the Spring meeting of the CloudStack EU User group on Thursday, we were again kindly hosted by BT – and it was nice to see so many of the BT Cloud guys come along to the group. As always Group Chairman Giles Sirett kicked things off with a roundup of Cloudstack news in the […]
CloudStack Primary Storage
Paul Angus, Cloud Architect at ShapeBlue takes an interesting look at how to separate Cloudstack’s management traffic from its primary storage traffic. I recently looked at physical networking in a CloudStack environment and alluded to the fact that you cannot separate primary storage traffic from management traffic from CloudStack, but that it is still possible. […]
CloudStack European User Group – February 2015 | Event Roundup
Once again, Trend Micro played host to the CloudStack European user group. And this quarter with Giles Sirett ‘working’ at CloudStack Day – Brazil, Geoff Higginbottom CTO of ShapeBlue took to the stage to compare the event. The News As is customary at the user group, we kicked off with a roundup of news in […]
A primeira edição do CloudStackDay Brasil foi um sucesso!
Com 200 participantes presentes no auditório István Jancsó na USP e mais de 650 on-line, a comunidade CloudStack Brasil só tem motivos para celebrar. Foram cinco horas de debates, apresentações e palestras de representantes ilustres, nacionais e internacionais, da comunidade Apache CloudStack™: o CloudStack Day ficou marcado principalmente por apresentar casos reais de uso do […]
How to Deploy High Availability CloudStack with MariaDB Galera Cluster
As a cloud infrastructure scales to hundreds or thousands of servers, high availability becomes a key requirement of the production environments supporting multiple applications and services. Since the management servers use a MySQL database to store the state of all its objects, the database could become a single point of failure. The CloudStack manual recommends […]
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, […]
