AIX根盤鏡像更換hdisk0

.操作步驟更換前作系統(tǒng)備份;選擇磁帶備份操作系統(tǒng)Smitmksysb精品文檔放心下載注意查看雙機(jī)狀態(tài)，看應(yīng)用是否跑在備機(jī)上(注意：一定確認(rèn)雙機(jī)的狀態(tài))/usr/es/sbin/cluster/ut*/cldump精品文檔放心下載查看報(bào)錯(cuò)，確認(rèn)故障盤errpt查看卷組狀態(tài)test14[/]#lsvg-lrootvgrootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot122closed/syncdN/Ahd6paging6122open/syncdN/Ahd8jfs2log122open/syncdN/Ahd4jfs230602open/syncd/hd2jfs210202open/syncd/usr.hd9varjfs210202open/syncd/varhd3jfs210202open/syncd/tmphd1jfs2482open/syncd/homehd10optjfs210202open/syncd/optlg_dumplvsysdump661closed/syncdN/Apagelv00paging6122open/syncdN/Adatelvjfs230602open/syncd/datebeifen看lv是否都處于syncd同步狀態(tài)查看pv狀態(tài);test14[/]#lsvgrootvgaltinst_rootvgconvgtest14[/]#lsvg-oconvg感謝閱讀.rootvgtest14[/]#lspvhdisk000c74bc679929a4crootvgactivehdisk100c74bc679bcaa9faltinst_rootvghdisk200c74bc689eefd8cconvgactivehdisk3noneNonehdisk4noneNonehdisk500c74bc6d089a7f2rootvgactivehdisk6noneNonehdisk8noneNonehdisk9noneNonehdisk10noneNonehdisk11noneNonehdisk7noneNone確認(rèn)好了故障盤，將故障盤在rootvg里踢出來，本次有故障的是hdisk0.注意這一步：謝謝閱讀AIX如果pagingswap和dumpdevice不同,系統(tǒng)不會(huì)mirrordumpdevice,下面是系統(tǒng)正常情況下的dumpdevice的信息:謝謝閱讀#lsvg-lrootvg.rootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot122closed/syncdN/Ahd6paging2444882open/syncdN/Ahd8jfs2log122open/syncdN/Ahd4jfs28162open/syncd/hd2jfs240802open/syncd/usrhd9varjfs240802open/syncd/varhd3jfs216322open/syncd/tmphd1jfs240802open/syncd/homehd10optjfs2801602open/syncd/optlg_dumplvsysdump16161open/syncdN/A查看dump設(shè)備#sysdumpdev–l 查看dump設(shè)備謝謝閱讀primary /dev/lg_dumplvsecondary /dev/sysdumpnull感謝閱讀copydirectory /var/adm/ras精品文檔放心下載forcedcopyflag TRUEalwaysallowdump FALSE.dumpcompression ON查看dump在哪塊盤上#lslv-llg_dumplvlg_dumplv:N/APV COPIES INBAND DISTRIBUTION感謝閱讀hdisk0 016:000:000 0% 000:000:000:000:016精品文檔放心下載目前dumpdevice只有一個(gè),在hdisk0上,如果hdisk0出現(xiàn)故障,系統(tǒng)可以從謝謝閱讀hdisk1啟動(dòng),系統(tǒng)運(yùn)行也不會(huì)有問題,只是沒有dumpdevice,所以如果需要更換hdisk0,謝謝閱讀需要特別注意一些別的問題,具體步驟:拆除hdisk0上的鏡像：unmirrorvgrootvghdisk0精品文檔放心下載2）查看unmirror后vg的狀態(tài)#lsvg-lrootvgrootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot111closed/syncdN/Ahd6paging2442441open/syncdN/Ahd8jfs2log111open/syncdN/A.hd4jfs2881open/syncd/hd2jfs240401open/syncd/usrhd9varjfs240401open/syncd/varhd3jfs216161open/syncd/tmphd1jfs240401open/syncd/homehd10optjfs280801open/syncd/optlg_dumplvsysdump16161closed/syncdN/A3）將hdisk0在rootvg里reduce出來謝謝閱讀reducevgrootvghdisk0將會(huì)報(bào)錯(cuò):rmlv:Warning,alldatabelongingtologicalvolumelg_dumplvonphysicalvolume謝謝閱讀hdisk0willbedestroyed.rmlv:Doyouwishtocontinue?y(es)n(o)?0516-016ldeletepv:Cannotdeletephy謝謝閱讀sicalvolumewithallocatedpartitions.Useeithermigratepvtomovethepartitions感謝閱讀orreducevgwiththe-doptiontodeletethepartitions.感謝閱讀0516-884reducevg:Unabletoremovephysicalvolumehdisk0.謝謝閱讀遇到這種情況，我們首先應(yīng)該修改dump主設(shè)備：sysdumpdev-P-p/dev/sysdumpnull感謝閱讀primary /dev/sysdumpnullsecondary /dev/sysdumpnull謝謝閱讀copydirectory /var/adm/ras感謝閱讀forcedcopyflag TRUE.alwaysallowdump FALSEdumpcompression ON然后再將hdisk0在rootvg中reduce出來感謝閱讀smittyreducevg0516-914rmlv:Warning,alldatabelongingtologicalvolume精品文檔放心下載lg_dumplvonphysicalvolumehdisk0willbedestroyed.精品文檔放心下載rmlv:Doyouwishtocontinue?y(es)n(o)?y缺省刪除lg_dumplv謝謝閱讀rmlv:Logicalvolumelg_dumplvisremoved.精品文檔放心下載查看dumpdevice的狀態(tài)#lsvg-lrootvgrootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot111closed/syncdN/Ahd6paging2442441open/syncdN/Ahd8jfs2log111open/syncdN/Ahd4jfs2881open/syncd/hd2jfs240401open/syncd/usrhd9varjfs240401open/syncd/varhd3jfs216161open/syncd/tmphd1jfs240401open/syncd/home.hd10opt jfs2 80 80 1 open/syncd /opt感謝閱讀將hdisk0在rootvg中刪除后就可以更換硬盤了：test14[/]#diag謝謝閱讀..敲下回車后，故障硬盤的紅燈開始閃爍，這也是確定硬盤位置的方法，以免拔錯(cuò)盤。將謝謝閱讀hdisk0拔下插入新的硬盤，回車，新的硬盤就可以認(rèn)到了，不需要執(zhí)行cfgmgr即可。感謝閱讀接下來重新給rootvg做鏡像。.1）查看認(rèn)到的新的硬盤：lspv2）將新盤加到rootvg#extendvg-frootvghdisk0謝謝閱讀3）查看hdisk0是否添加到rootvg中謝謝閱讀test14[/]#lsvg-prootvgrootvg:PV_NAMEPVSTATETOTALPPsFREEPPsFREEDISTRIBUTIONhdisk5active558440111..70..36..111..112hdisk0active558434111..64..36..111..1124）鏡像根盤：mirrorvg–c2rootvghdisk0查看鏡像：test14[/]#lsvg-lrootvgrootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot122closed/syncdN/Ahd6paging6122open/syncdN/A.hd8jfs2log122open/syncdN/Ahd4jfs230602open/syncd/hd2jfs210202open/syncd/usrhd9varjfs210202open/syncd/varhd3jfs210202open/syncd/tmphd1jfs2482open/syncd/homehd10optjfs210202open/syncd/optlg_dumplvsysdump661closed/syncdN/Apagelv00paging6122open/syncdN/A5）鏡像成功，添加啟動(dòng)快到hdisk0#bosboot-ad/dev/hdisk06）設(shè)置啟動(dòng)順序#bootlist-mnormalhdisk0hdisk1cd07）查看啟動(dòng)順序：#bootlist-o-mnormalhdisk0blv=hd5hdisk1blv=hd5cd08）重新創(chuàng)建dumplv(操作前先記錄下原dump的大小)#smitlv.9)修改主用dumpdevice#sysdumpdev-Pp/dev/lg_dumplv謝謝閱讀primary /dev/lg_dumplvsecondary /dev/sysdumpnull感謝閱讀copydirectory /var/adm/ras謝謝閱讀forcedcopyflag TRUEalwaysallowdump FALSEdumpcompression ONlsvg-lrootvg.rootvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINThd5boot122closed/sy