項(xiàng)目配置和維護(hù)手冊(cè)-應(yīng)急預(yù)案附件pprc

換步

xxsPPRC切計(jì)劃內(nèi)切換步驟(切換時(shí)使用主DS8700的數(shù)據(jù)在日常計(jì)劃的PPRC切換測(cè)試中，由于是計(jì)劃好切換時(shí)間，故采用計(jì)劃PPRC的切換測(cè)試首先暫停Metromirror，在主端執(zhí)行如下shsh在備端執(zhí)行failover使災(zāi)備機(jī)房的主機(jī)得到對(duì)備DS8700上的lun的可讀shsh，此時(shí)就可以在災(zāi)備機(jī)房將災(zāi)備機(jī)房主機(jī)上的應(yīng)用開(kāi)啟起來(lái)。在測(cè)試完成后，可以重新將PPRC恢復(fù)。恢復(fù)過(guò)程如下所示。，sh在主端執(zhí)行failback使得主端DS8700的數(shù)據(jù)向備DS8700方向， sh再在主端執(zhí)行l(wèi)spprc，檢查PPRC的同步狀態(tài)shsh計(jì)劃外切換步sh在故障產(chǎn)生時(shí)，如果主DS8700已經(jīng)宕了，在災(zāi)備端執(zhí)行failover使災(zāi)DS8700lun的可讀寫(xiě)性shhacmp資源拉起就可以使用了。DS8700修復(fù)完成后，安排回切時(shí)間?；謴?fù)步驟(恢復(fù)時(shí)使用備DS8700的數(shù)據(jù)DS8700pprclspprcpathlspprcpath-devIBM.2107-75XX20110-如果沒(méi)有建立，在備DS8700上創(chuàng)建到主DS8700PPRC通道，執(zhí)行如下命令：(mkpprcpath-devx–remotedevyyyy-remotewwnnwwnn–srclsssource_LSS_ID–tgtlss_LSS_IDsource_port_ID:_port_ID) IBM.2107-75XX201-remotewwnn500507630BFFC51C-srclss11-tgtlssi0233:i0233 IBM.2107-75XX201-remotewwnn500507630BFFC51C-srclss31-tgtlssi0233:i0233sh確認(rèn)PPRC通道沒(méi)有問(wèn)題后，在備端執(zhí)行failback命令DS8700上的數(shù)據(jù)向主DS8700方向：(failbackpprc–devx–remotedevyyyy–typegcpsource_volume_ID:_volume_ID)sh后（mmirpair的“OutOfSyncTracks”的值都變?yōu)椤皃ausepprc,failoverDS8700的lun對(duì)生產(chǎn)主機(jī)恢復(fù)可shshshshfailbackDS8700DS8700shshpprcCopypair“OutOfSyncTracksshsh附以下在四臺(tái)小機(jī)的 下sh/opt/ibm/dscli/dsclimkpprc-typemmir`cat/pprc/pprc750/diskpairs.txt`- sh/opt/ibm/dscli/dscliresumepprc-typemmir`cat/pprc/pprc750/diskpairs.txt`-sh/opt/ibm/dscli/dsclifailbackpprc-typemmir`cat/pprc/pprc750/diskpairs.txt`-sh/opt/ibm/dscli/dsclifailoverpprc-typemmir`cat/pprc/pprc750/diskpairs.txt`-1000:10001001:10011002:10021003:10031004:10041005:10051007:10071008:10081009:1009100A:100A100B:100B100C:100C100E:100E100F:100F1100:11001101:11011102:11021103:11031105:11051106:11061107:11071108:11081109:1109110a:110a110c:110c110d:110d110e:110e以下在四臺(tái)小機(jī)的 sh/opt/ibm/dscli/dsclimkpprc-typemmir`cat/pprc/pprcsata/diskpairssata.txt`- sh/opt/ibm/dscli/dscliresumepprc-typemmir`cat-cfgsh/opt/ibm/dscli/dsclifailbackpprc-typemmir`cat-cfgsh/opt/ibm/dscli/dsclifailoverpprc-typemmir`cat-cfg3000:30003001:30013002:300230