Comprehensive evaluation of eight major mainstream virtualization management software

Recently, a general study and trial of several more well-known virtualization management software. Learning content includes eucalyptus, Opennebula, OpenStack, OPENQRM, XenServer, Oracle VM, Cloudstack, Convirt. Take this series of articles, the past one months of learning content to make a phased summary.

(1) Comparison of Authorization agreement, license management, purchase price, etc.

　Licensing Agreement license management business Model Eucalyptus Community Edition with GPLV3 Licensing agreement   Community Edition does not require installation License   Community Edition free use   Enterprise Edition use a custom commercial licensing agreement the Enterprise Edition needs to install the License Enterprise Edition on the Cloud Controller (CLC) node to charge the total processor core, and the license purchased by the user is permanently valid for a specific version. Openstackapache 2.0 Licensing agreement does not require licenses for free Use Opennebulaapache 2.0 licensing agreement does not require license Community Edition free use   Enterprise Edition to repackage the Community edition, provide patches and other programs access rights,　Makes it easier for users to install, configure, and manage and provide services in a subscription mode. The Enterprise Edition is charged by the total number of physical servers, and the service price of each physical server is 250 euros per year. OPENQRM Community Edition uses GPLV2 Licensing protocol   No license Community edition free use   Enterprise Edition use customized business License Agreement Enterprise Edition to Repackage Community Edition, provide access to programs such as patches, and make it easier for users to install, configure, and manage Provide services in a subscription mode. Basic, standard and premium services are priced at 480, 960, and 1920 euros per month, respectively. Xenservercitrix XenServer Products Use custom commercial licensing protocols   either XenServer or Xen Cloud platform need to install licenses on each server   XenServer free version and open source version of Xen Cloud platform free to use   XenServer based Xen Cloud platform use GPLV2 license Protocol licenses to update once a year XenServer Advanced edition, The enterprise and Platinum editions are charged at the number of physical servers, 1000, 2500 and 5000 dollars respectively. Purchased licenses for a specific version of permanent valid Oracle Vmoracle VM Server is developed based on Xen, published using the GPLV2 protocol, can be downloaded from Oracle's Web site to source code, but Oracle does not advertise this.   does not require a license for free use, you can buy technical support.　The cost of the technical support for each physical server is 8184 RMB per year.　Oracle VM Manager uses a custom business licensing protocol. The binary version of Oracle VM VirtualBox uses a custom commercial authorization protocol, and the source code uses the GPLV2 authorization protocol. Cloudstack Community Edition uses the GPLV3 License Agreement Enterprise Edition to use custom Commercial License Agreement Community Edition notNeed to install License   Community Edition free to use Enterprise Edition to provide enhanced functionality and technical support, charging mode is not available.　　　Enterprise Edition needs to install licenses on the Management Server Convirt Community Edition use GPLV2 Licensing Protocol   Community Edition no need to install License   Community Edition free use   Enterprise Edition use a custom commercial licensing agreement the Enterprise Edition needs to install the License Enterprise Edition on the Management Server to provide enhanced functionality and technical support, charged at a physical server count of USD 1090 per node. Purchased licenses are permanently valid for a specific version. 123456 Next Page