ibm_pprc_training_内部培训

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1、IBMDS8000CopyService技术交流目录PPRC的实施过程2PPRC的维护和支持4PPRC技术简介31PPRC的切换演练33CopyService简介ESS的PeertoPeerRemoteCopy适用于DS6000,DS8000,SVC本地复制技术Flashcopy存储间复制技术：GlobalMirror(PPRC/A)MetroMirror(PPRC/S)MetroGlobalMirror(PPRCCascade)GlobalCopyGlobalCopyMetroMirrorGlobalMirr

2、orConsistencyGroupConsistencyGroupCoordinatelocalunitsLetCGdatadraintoremoteRecordnewwritesinbitmapsbutdonotcopytoremoteFlashCopyRelationshipsbeingestablishedAllFlashCopyRelationshipsestablished...CGIntervalTimeCoordinationTimeDrainTime.........GlobalCopycon

3、tinuallycyclesthroughvolumebitmapscopyingchangeddatatoremotemirrorvolumesCG的几个参数CoordinationTimeMaximumallowedpauseofproductionwriteupdatesfortheConsistencyGroupcoordinationactionI.e.,whentheMastercoordinatestheformationoftheConsistencyGroupwithallSubordinat

4、esWhencoordinationiscompleted,writesareallowedtocontinueDefault=50milliseconds{Range:0to65535ms(65+seconds)}Ifthe‘coordinationtime”isexceeded,coordinationisstoppedandallwritesareallowedtocontinueDrainTimeMaximumCGdraintimeinsecondsbeforefailing(terminating)c

5、urrentdrainactivityDefault=30seconds{Range:0to65535(justover18hours)}ConsistencyGroupIntervalTime两个CG之间的时间Default=0seconds{Range=0to65535seconds(justover18hours)}ConsistencyGroupIncPendingNormalStartIncrementRunRevertibleFlashCopyonRemote(NoBGCopy)IncrementC

6、ompleteCommitFlashCopyonRemoteChillin’(HostWritesPaused)CROOSingQueryOOSDrainNormalConsistencyGroupinProgressGlobalMirror&GlobalCopyGlobalCopy:数据复制解决方案，多用于数据迁移GlobalMirror:容灾解决方案，带宽有限（距离远，带宽低）情况下的数据级容灾GlobalMirror=GlobalCopy+Flashcopy(增量，NoCopy)+ConsistencyG

7、roupMetroGlobalMirror一个客户的案例目录PPRC的实施过程2PPRC的维护和支持4PPRC技术简介31PPRC的切换演练33物理环境的准备DS8000逻辑配置CopyServiceLicense#applykey-fileC:2107-75Gxxxx.xml2107.xxxxxxx用于复制的端口SAN连通（DWDM,FCIP）DS8000上用作远程复制的端口在单独的ZONE中DS8000的规划所有RANK中包含相同数量的B卷和D卷有复制关系的B卷和C卷尽量分布在不同RANKCBCBCBCB

8、DS8000的规划CBDCBDCBDCBCBDDB/C/D卷均分布在不同RANK上便于管理频繁使用的D卷放在单独RANK上给B和C卷的RANK少了DS8000的规划以应用（主机）来使用不同的LSS尽量跨偶数个LSS，0001…注意LSS的奇偶和LUN的分布用不同的LSSID区分源和目标盘使用相通的盘ID1000:2000:3000:40001100:2100:3100:410010