RecoverPoint是容灾方案吗？.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2012-2-19,#,RecoverPoint,是容灾方案吗,?,SnapViewithSnapSure,Snapshots/Clones:,Recovery point every 3 hours,Traditional Backup,Daily,Backup:,Recovery point every 24 hours,RecoverPoint/SE CDP and CRR,Continuous Data Protection:,DVR like recovery,Unlimited recovery points,application bookmarks,(T)TIME,Checkpoint,Patch,Post-Patch,Cache Flush,Quarterly,Close,Hot,Backup,Checkpoint,Pre-Patch,MirrorViewithReplicator,Disk Mirroring:,Recovery point latest image replicated,2011,RP,是基于快照的远程数据复制，适合低带宽网络，但是如果要上升到每个,IO,级的保护，则得不偿失了,LOCAL PROTECTION SUITE,/A,/C,/B,r A,r C,r B,1.Data is split by the VNX splitter and sent to the RecoverPoint appliance,4.The appliance writes data to the journal volume,along with time stamp and application-specific bookmarks,5.Write-order-consistent data is distributed to the replica volumes,Production volumes,Replica volumes,Journal volume,3.Writes are acknowledged back from the RecoverPoint appliance,2.VNX splitter,如果要做到实时保护，那么本地日志空间要大于客户实际数据容量,本地日志或者控制环节出现问题，会影响到性能甚至生产,RecoverPoint,是容灾方案吗,?,5.Data is sequenced,checksummed,compressed,and replicated to the remote RecoverPoint appliances over IP or SAN,1.Production Data sent to storage and split by embedded VNX splitter,3.Writes are acknowledged back from the RecoverPoint appliance,4.Appliance functions,Fibre Channel-IP conversion,Deduplication,Data reduction and compression,Monitoring and management,6.Data is received,uncompressed,sequenced,and checksummed,REMOTE PROTECTION SUITE,r A,r C,r B,/A,/C,/B,Local site,7.Data is written to the journal volume,Remote site,Journal volume,8.Consistent data is distributed to the remote volumes,2.VNX splitter,CRR,是数据保护，不是容灾，主要适用于低带宽链路的数据复制,通讯问题不解决，谈不上异地容灾,2011,