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Building an IaaS Cloud on Xen Cloud Platform Xen Summit AMD 2010 Sheng Liang VMOps, Inc. April 28 2010
What does it take to build an IaaS cloud? Hardware Network Management Storage Management Hypervisor Service Management User Interface API IaaS Cloud
The VMOps Cloud Stack Hardware Network Management Storage Management Hypervisor Service Management End-user Interface Integration API Cloud Stack + XCP IaaS Cloud
Milestones ,[object Object],[object Object],[object Object]
Multi-site Fully Redundant Deployment Primary VMops Server Cluster Availability Zone 1 Secondary VMops Server Cluster Availability Zone 4 Availability Zone 5 Availability Zone 3 Availability Zone 2 Data Center 1 Data Center 2 Data Center 3 Data Center 4 Data Center 5 MySQL Replication
VMOps Server Cluster Hardware Load Balancer User web/API interface Admin web/API interface Connections from computing, routing and storage servers Mgmt Server Hardware Load Balancer Mgmt Server Mgmt Server Backup MySQL DB Primary MySQL DB
Host Network within One Availability Zone Mgmt Firewall Zone-Level Layer 3 Switch Pod 1 Pod 2 Pod N … Public Internet (65.37.*.*) Public Network (Traffic billed to the user) Private Network (Connection with VMOps Server) NAT 65.37.*.* 192.168.*.*
Pod Setup Storage Storage Computing Server 1 Computing Server 3 Computing Server 5 Computing Server 2 Computing Server 4 Public Network (65.37.*.*, billed to users) Private Network (192.168.*.*, connections to VMOps Mgmt Server) 65.37.*.* Pod-Level Layer-2 Switch Zone-Level Layer 3 Switch R User 1 R User 2
Guest Virtual Network Guest VM 1 Guest VM 2 Guest VM 3 Guest VM 4 Public Internet Public Network Guest Virtual Network 10.0.0.0/8 Gateway address 10.1.1.1 NAT DHCP Load Balancing VPN Public IP address 65.37.141.11 65.37.141.36 Guest address 10.1.1.2 Guest address 10.1.1.3 Guest address 10.1.1.4 Guest address 10.1.1.5 Routing Domain
Network Virtualization ,[object Object],[object Object],[object Object],[object Object],[object Object]
Comparison Network Virtualization Software-Based Hardware VLAN Direct Attach Isolation Implemented by driver in Dom0 Implemented by VLAN tag added in Dom0 Implemented by iptables/ebtables rules in Dom0 Performance Good Better Better Network setup Easy Moderate Easy Support broadcast Yes Yes No Scalability Good Good Best Interoperability with physical servers Poor Good Poor
Cloud API ,[object Object],VMOps API Amazon EC2/S3 API vCloud API? DMTF Standard? VMOps Cloud Stack XAPI
Storage ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
System-Managed VM Appliances ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Limitations of XCP ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Thank You

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Iaas on xcp

  • 1. Building an IaaS Cloud on Xen Cloud Platform Xen Summit AMD 2010 Sheng Liang VMOps, Inc. April 28 2010
  • 2. What does it take to build an IaaS cloud? Hardware Network Management Storage Management Hypervisor Service Management User Interface API IaaS Cloud
  • 3. The VMOps Cloud Stack Hardware Network Management Storage Management Hypervisor Service Management End-user Interface Integration API Cloud Stack + XCP IaaS Cloud
  • 4.
  • 5. Multi-site Fully Redundant Deployment Primary VMops Server Cluster Availability Zone 1 Secondary VMops Server Cluster Availability Zone 4 Availability Zone 5 Availability Zone 3 Availability Zone 2 Data Center 1 Data Center 2 Data Center 3 Data Center 4 Data Center 5 MySQL Replication
  • 6. VMOps Server Cluster Hardware Load Balancer User web/API interface Admin web/API interface Connections from computing, routing and storage servers Mgmt Server Hardware Load Balancer Mgmt Server Mgmt Server Backup MySQL DB Primary MySQL DB
  • 7. Host Network within One Availability Zone Mgmt Firewall Zone-Level Layer 3 Switch Pod 1 Pod 2 Pod N … Public Internet (65.37.*.*) Public Network (Traffic billed to the user) Private Network (Connection with VMOps Server) NAT 65.37.*.* 192.168.*.*
  • 8. Pod Setup Storage Storage Computing Server 1 Computing Server 3 Computing Server 5 Computing Server 2 Computing Server 4 Public Network (65.37.*.*, billed to users) Private Network (192.168.*.*, connections to VMOps Mgmt Server) 65.37.*.* Pod-Level Layer-2 Switch Zone-Level Layer 3 Switch R User 1 R User 2
  • 9. Guest Virtual Network Guest VM 1 Guest VM 2 Guest VM 3 Guest VM 4 Public Internet Public Network Guest Virtual Network 10.0.0.0/8 Gateway address 10.1.1.1 NAT DHCP Load Balancing VPN Public IP address 65.37.141.11 65.37.141.36 Guest address 10.1.1.2 Guest address 10.1.1.3 Guest address 10.1.1.4 Guest address 10.1.1.5 Routing Domain
  • 10.
  • 11. Comparison Network Virtualization Software-Based Hardware VLAN Direct Attach Isolation Implemented by driver in Dom0 Implemented by VLAN tag added in Dom0 Implemented by iptables/ebtables rules in Dom0 Performance Good Better Better Network setup Easy Moderate Easy Support broadcast Yes Yes No Scalability Good Good Best Interoperability with physical servers Poor Good Poor
  • 12.
  • 13.
  • 14.
  • 15.