双活数据中心与备解决方案-技术部分.pptx

双活数据中心与灾备解决方案-技术部分;议程;基于虚拟化技术的业务连续性解决方案概览;议程;;双活数据中心总体架构;计算资源设计;Making an Application Service Highly Available;VMware vFabric? tc Server;Fault Tolerance vs. High Availability;;;vCenter Availability;网络资源设计;双活数据中心网络架构;NSX vSphere Multi-Site Use Cases;NSX利用层叠网络实现双活数据中心;VMware NSX Multi-Site Single VC, Stretched Cluster;VMware NSX Multi-Site Single VC, Stretched Cluster;VMware NSX Multi-Site Single VC, Stretched Cluster;VMware NSX Multi-Site Single VC, Stretched Cluster;VMware NSX Multi-Site Single VC, Stretched Cluster;;VMware NSX Multi-Site Single VC, Separate Clusters;VMware NSX Multi-Site Single VC, Separate Clusters;VMware NSX Multi-Site Single VC, Separate Clusters;To Local Egress/Ingress or not to..;;存储资源设计;存储需求;Metro Storage的两种实现方式：Uniform与Non-Uniform;;;;;;存储设备选型;EMC VPLEX for Stretched Metro Clusters;;来自存储厂商的参考指南;VSAN for Metro Cluster 2015Q3 (计划) ;议程;RTO, RPO, and MTD ;The Three Building Blocks For Disaster Recovery;异地(同城)灾备解决方案总体架构;异地(同城)灾备解决方案——多种映射关系;网络资源设计;;SRM with NSX for vSphere;Logical Architecture View;Primary VMs;SRM with NSX for vSphere;“Protected” Site;;存储资源设计;软件定义存储在BC/DR解决方案中的独特价值;数据保护方案设计;Data Protection Techniques;Data Protection Use Cases;选择正确的数据保护方案;VDP VDP Advanced;4x More Storage-efficient and 6x Faster for Recovery;Manage with Ease: a Simple Way to Handle Backups;Data Protection (Backup and Restore);Application Awareness for Mission-Critical AppsBackup for Virtual and Physical Applications;VDP Advanced – Keep In Mind…;数据复制方式的选择;;Full/initial Sync Start fresh or with seed via physical media Compares disk IDs Calculates checksum of all blocks at source target Exchanges and compares checksums to determine delta Replicates all changed blocks necessary to align virtual disks Delta sync Writes tracked by vSCSI filter driver, which is part of the ESX host Tracks new blocks as they are written Bitmap of changed blocks is maintained between replications Each replica corresponds to a lightweight delta During a sync changed blocks are read and