Cloudstack and Openstack are two of the most popular and successful cloud management platforms (CMP) . In the cloudstack meetup #15, the comparison of these platforms were shared.

1. Apache CloudStack Vs OpenStack
Sumathi Kuppusamy,
Co-founder and Engineering Director,
ActOnMagic Technologies

2. CloudStack Vs OpenStack
Comparing two most popular and
successful cloud platforms

3. OpenStack
 Joint project of Rackspace and NASA in 2010.
 Managed by OpenStack Foundation, established in
September 2012.
 OpenStack summits happen every six months.
 Written in Python
 Django (web framework based UI)

4. Who's using it
 OpenStack is utilized by such organizations as AT&T,
CERN, Yahoo!, HP Public Cloud, Red Hat OpenShift
and several others.
 DataPipe deployed its global cloud infrastructure on CloudStack.
 CloudStack is also used by service providers in Europe and
Asia and some large telcos like Apple, British telecom, China
telecom etc

5. CloudStack
 Supports hypervisors like KVM, vSphere, XenServer, and now Hyper-V,
 Supports the Amazon AWS API model
 Paused VMs maintain machine state without compute charges
 Scale storage independent of compute
 Single security zone across all regions

6. OpenStack
 Hypervisor support: Open Stack provides support for Xen and KVM, with limited
support for VMware ESX, Citrix Xen server and Microsoft Hyper-V.
 Wide integration with storage and Compute technologies: Image types such as
OVF, VMDK,VDI,VHD, and Raw are managed via the OpenStack image service.
 Enhanced Networking Capabilities ( Neutron)
 Large Community Support - Backed by Dell, HP, IBM, RedHat etc

7. CloudStackSubsystem Handled By
Compute Cloud Management Service
Storage
Cloud Management Service
(Secondary Storage VM)
Network
Cloud Management Service
(Virtual Router/VPC)
Template
Cloud Management Service
(Secondary Storage VM)
Performance Metrics
Cloud Management Service
(Native support for PV Drivers installed XenServer VMs)
Usage Data Cloud Usage Service
Multi-App Deployment Not available.
Autoscaling Cloud Management Service
Billing Not available.
Compliance/Auditing Cloud Management Service - Limited
Capacity Planning Not available.
Post OS Configuration via Cloud-init Scripts

8. OpenStack
Subsystem Handled By
Compute Nova Compute Service
Storage
Swift Service : Object Storage
Cinder Service: Block Storage
Network Neutron Service
Template
Glance Service
Performance Metrics Ceilometer Service
Usage Data Ceilometer Service
Multi-App Deployment Heat Service
Autoscaling Heat Service
Billing Not available.
Compliance/Auditing Horizon Dashboard
Capacity Planning Not available.
Post OS Configuration via Cloud-init Scripts
Orchestration Heat Service
Governance Congress
Containers Magnum
Bare Metal Provisioning Ironic

9. Conclusion

10.  www.actonmagic.com/blog
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comments and thoughts
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THANK YOU!