Apache CloudStack 201: Let's Design & Build an IaaS Cloud
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Level up from CloudStack basics and learn how to design and deploy a real IaaS cloud. This session covers CloudStack architecture, key components, and a live demo: from setting up the Management Server to configuring KVM hosts and adding your first zone. Perfect for engineers and architects ready to build with CloudStack. ---------------------- The CloudStack India User Group 2025 took place on July 11th in Greater Noida, India. The event once again brought together open-source cloud professionals, contributors, developers, and users for a day of deep technical insights, knowledge sharing, and community connection.
Apache CloudStack 201: Let's Design & Build an IaaS Cloud
- 1. Apache CloudStack 201 Let's design & build an IaaS cloud Jithin Raju
- 2. About Me • Cloud Architect at ShapeBlue • Apache CloudStack Committer • Hands-on experience designing, deploying, and supporting CloudStack
- 3. About ShapeBlue “ShapeBlue are expert builders of public & private clouds. They are the leading global CloudStack services company.”
- 5. What can you do with Apache CloudStack?
- 6. Let’s build an IaaS Cloud using Apache CloudStack
- 7. Design Pre installation Installation Post Installation Physical Layout Logical Layout Review Requirements Internal DNS Setup Database Server Setup Management Server Setup KVM Hypervisor Setup Storage Setup Configure Repo Install Management Server Access CloudStack UI Add Zone Install Additional Management Server Install CloudStack Usage
- 10. Management VMs Specification Count 4 vCPU 8 Memory 16 GB Storage 100/500 GB
- 11. Hardware for Management Hypervisors Count 2 Model Any CPU 1 x 64-bit x86 CPU, Minimum 16 cores, must support HVM (Intel-VT or AMD-V enabled) RAM 64 GB Storage 240 GB (If you are using shared storage for VMs) 2 x 1 TB (If you are using local storage for VMs) Redundant eg: RAID-backed, High performance Hard disks recommended. Optional Shared Storage: 1 TB NICs 2 x 10+ Gbps,1 x 1Gbps (OOB)
- 12. Example Scale Average Instance Specification vCPUs 2 Memory 8 GB Volume (Disk) 50 GB Bandwidth 100 Mbps 500 Standard Instances with Medium Density allocation on Medium-End Compute Nodes
- 13. Hardware for Compute Hypervisors Count 8 (8 hosts in a cluster, 7 +1 redundancy) Model Any CPU 2 x 64-bit x86 CPU, 32 core, must support HVM (Intel-VT or AMD-V enabled) RAM 768 GB Storage 2 x 240 GB (This will not be used for the VMs), Redundant eg: RAID-backed NICs 4 x 10/25Gbps, 1 x 1Gbps (OOB)
- 14. Storage for the Zone Primary Storage 20 TB NFS or any supported shared storage. Secondary Storage 10 TB NFS
- 15. Networking Hardware Leaf Switches 2 x 48 Port 10/25 GbE + 8 Port 40/100 GbE Spine Switches 2 x 32 Port 40/100 GbE
- 16. IP Addresses / VLAN Item Quantity/Description Network IP Address VLAN ID/ VNI Public Network 200 public addresses – /24 network IP range. Can be a Public/ Private Intranet 10.0.48.0/24 51 Guest Network 200x VLANs dedicated to CloudStack use. 1111-1300 Management and Storage Network 10x RFC 1918 addresses 10.0.32.0/20 Reserved System VM Public Public IP Addresses for System VMs 10.1.52.61-10.1.52.80 Reserved System VM Management Management IP Addresses for System VMs, VRs ( VMware) 10.1.36.61 – 10.1.36.70
- 19. The Absolute Essentials of CloudStack
- 23. Compute Primary Storage (Compute) KVM VMware XenServer/ XCP-ng Hyper-V Baremetal OVM Local Storage NFS iSCSI FiberChannel
- 24. Compute Primary Storage (Compute) KVM VMware XenServer/ XCP-ng Hyper-V Baremetal OVM Local Storage NFS iSCSI FiberChannel Managed Storage Ceph NetApp LinBit PureStorage HPE Dell Storpool
- 25. Compute Primary Storage (Compute) Secondary Storage (User Accessible) KVM VMware XenServer/ XCP-ng Hyper-V Baremetal OVM Local Storage NFS iSCSI FiberChannel Managed Storage Ceph NetApp LinBit PureStorage HPE Dell Storpool NFS Swift S3
- 26. Compute Primary Storage (Compute) Secondary Storage (User Accessible) KVM VMware XenServer/ XCP-ng Hyper-V Baremetal OVM Local Storage NFS iSCSI FiberChannel Managed Storage Ceph NetApp LinBit PureStorage HPE Dell Storpool NFS Swift S3 Object Storage (User Accessible) Ceph MinIO
- 27. Networking Advanced L2 VLAN VXLAN NSX … Basic L3 Security Groups
- 28. Networking Advanced L2 VLAN VXLAN NSX … Basic L3 Security Groups Services Static Routing Firewall DHCP DNS LB VPN PF … NAT Userdata, Metadata Password Dynamic Routing RVR
- 29. Virtual Router
- 30. Console Proxy VM
- 32. Templates & ISOs
- 33. Instances
- 34. Volumes
- 35. Snapshots
- 36. Backups
- 39. Guest Networks : Isolated
- 40. Guest Networks : Shared
- 41. Guest Networks : L2
- 42. Guest Networks : VPC
- 43. Guest Networks : VPC
- 45. Usage • Tracks various Usage Types • Instance runtime (Including Stopped Instances) • Volume, Template Storage • Enables billing integration
- 47. Where to Go Next • https://docs.cloudstack.apache.org/en/4.20.1.0/ • https://cloudstack.apache.org/mailing-lists/ • https://github.com/apache/cloudstack/discussions • https://www.shapeblue.com/apache-cloudstack-for-beginners/ • https://www.youtube.com/@ApacheCloudStack • https://www.linkedin.com/company/apachecloudstack/ • https://x.com/cloudstack • https://www.reddit.com/r/ApacheCloudStack
- 48. You can build This !
- 49. Q&A