OpenStack云服务平台设计与挑战

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1、OpenStack云服务平台设计与挑战!程辉UnitedStackFounder&CEOContents内容OpenStackOverview!3ITGiantsBehindOpenStack厂商OpenStack产品!4OpenStackisreplacingthelegacyinfrastructuresoftwarestack
Self-developedVMManagementPlatform
Nova
CloudStoragePlatform
Swift,Cinder
Networking/Se

2、curityTools
Neutron
DatabaseDBAOperationSystem
Trove
SSOSystemKeystone
Dev/TestingEnvironmentDevstack/TripleO
HadoopManagementPlatfrom
Savana
PhysicalResourcesProvisioningSystem
Ironic
!5OpenStackvsAWS服务AWSOpenStack虚拟机服务EC2Nova分布式块存储服务EBSCinder+Ceph负责均衡EL

3、BLBaaS（NeutronPlugin)SDN服务VPCNuetron关系型数据库服务RDSTrove缓存服务ElasticCachen/a对象存储服务S3SwiftNoSQL数据库服务DynamoDBMagnetoDBDNS服务Route53Designate控制面板AWSConsoleHorizon计费服务Billingn/a监控服务CloudWatchCeilometer服务自动化（编排，Orchestration）项目CloudFormation/OpsWorksHeat裸机部署服务n/aIro

4、nic队列服务SQSMarconi大数据处理服务EMRSahara!6TheFutureofOpenStack20002009Unix
BSD
Windows/Others
Mixed
!7OpenStackistheLinuxofCloudComputingUnitedStackOpenStackOS!8UOS1.0ARevolutionaryOpenStackDistroforPrivateCloud!9UOSCloudOverview!10UOSCloudUOS核心技术!12计算网络存储运维!13!

5、14!15计算网络存储运维!16IaaS网络-物理机网络Servereth0Port1Switch!17IaaS网络-桥接虚拟机网络ServerVM1VM2VM3Bridge/VirtualSwitcheth0!18IaaS网络-多租户隔离网络ServerVM1VM2VM3vSwitch1vSwitch2eth0.vlan101eth0.vlan102eth0!19IaaS网络-真实虚拟网络!20虚拟数据中心(VDC)虚拟数据中心!-支持路由器、交换机、防火墙等功能-隔离二层网络-VM跨网络迁移!21虚拟

6、网卡虚拟网卡!-灵活挂载、卸载-自定义IP地址!22计算网络存储运维!23IaaS存储-传统本地存储ServerApplicationsFilesystemRaiddisk1disk2diskn!24IaaS存储-带虚拟化的本地存储ServerVMApplicationsblockdeviceVMDK/QCOWDiskFileFilesystemRaiddisk1disk2diskn!25IaaS存储-远程卷管理ServerVMApplicationsblockdeviceiSCISIStorageSer

7、verHypervisoriSCISIDriver(iSCISIInitiator)!26overtcp/ipIaaS存储-分布式块存储Server1Server2Server3VMVMVMhypervisorstoragedriverhypervisorstoragedriverhypervisorstoragedriverobtainwrite(1)mon1mon2mon3disk1disk2diskndisk1disk2diskndisk1disk2disknwrite(2)!27write(3)云

8、硬盘云硬盘!-多重副本、持久化-高性能-精确定义QoS!28快照快照!-增量非依赖快照-快照实时创建，延时<1s!29计算网络存储运维!30orchestration!31运维工具的演变收敛、传播和标准化autoconfaptyum1991199820032004200520092012广告UOSCloud五月份正式运营UOS开放计划UnitedStack又开始招聘了!33THX!34Observation#1OpenStac