如何在AIX下进行磁盘管理

2019-9-29未经许可不得扩散第1页,共10页如何在AIX下进行磁盘管理2019-9-29未经许可不得扩散第2页,共10页目录AIX下进行磁盘管理........................................................................................................................................3检查AIX磁盘信息...................................................................................................................................3创建PV使设备能被系统使用.................................................................................................................3创建VG并使用上PV..............................................................................................................................4在VG上创建LV......................................................................................................................................5创建文件系统............................................................................................................................................5常见故障处理...................................................................................................................................................7AIX6.1下安装UltraPath报错................................................................................................................7创建PV时报错.........................................................................................................................................8安装SSH注意事项..................................................................................................................................92019-9-29未经许可不得扩散第3页,共10页AIX下进行磁盘管理AIX下进行磁盘管理过程包含以下几个主题：检查AIX下磁盘信息将存储资源创建成PV创建VG并使用上PV在VG上创建LV创建文件系统检查AIX磁盘信息1、检查存储资源是否被系统识别。重新扫描设备#cfgmgr–v查看磁盘：#lsdev–Ccdiskhdisk0Available01-08-00SASDiskDrivehdisk1Available01-08-00SASDiskDrivehdisk2AvailableOtheriSCSIDiskDrive检查PV信息。#lspvhdisk000cb45e5678b2a2brootvgactivehdisk100cb45e500864dccNonehdisk2NoneNone创建PV使设备能被系统使用给hdisk2分配一个PVID使hdisk2可用#chdev–lhdisk2–apv=yes#lspvhdisk000cb45e5678b2a2brootvgactivehdisk100cb45e500864dccNonehdisk200cb45e5115f3a33None2019-9-29未经许可不得扩散第4页,共10页其他相关命令#lspvhdisk2物理卷详细信息#lspv-lhdisk2物理卷上分配的逻辑卷信息#lspv-phdisk2物理卷上物理分区分布的情况#rmdev-lhdisk2-d从ODM库中彻底删除hdisk0#extendvgrootvghdisk1向卷组中加一个物理卷#migratepv-llv01hdisk0hdisk1把属于lv01的pp从hdisk0移动到hdisk1创建VG并使用上PV创建VG使用hdisk2#mkvg–ymqvg–d6–s8hdisk2mqvg为VG名，-d6表示最多包含6个物理卷，-s8pp为8m，包含物理卷为hdisk2。#lspvhdisk000cb45e5678b2a2brootvgactivehdisk100cb45e500864dccNonehdisk200cb45e5115f3a33mqvgactive其他相关命令#lsvg-lvgname查看vg中包含的lv#lsvg-pvgname查看vg中包含的pv#chvg-ayvgname系统启动时自动激活vg#chvg-anvgname系统启动时不激活vg#extendvgvgnamehdisk9向卷组中加一个物理卷#reducevgdatavgdisk2vg中删除一个物理卷，之前必须用rmlv删除该物理卷上的所有lv2019-9-29未经许可不得扩散第5页,共10页在VG上创建LV创建LV#mklv–ylvname–tjsfvgname2020为该lv包含20个逻辑分区#lsvg–lmqvgmqvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINTmajfs20201open/syncdloglv00jfslog111open/syncdN/A其他相关命令#lspv–llvname查看lv的基本情况#lspv–phdisk2查看pv上空间使用情况创建文件系统方法一：在LV上创建文件系统#crfs–vjfs–dlvname–m/test#mount/test#lsvg-lmqvgmqvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINTmajfs20201closed/syncd/testloglv00jfslog111closed/syncdN/A方法二：直接创建文件系统#crfs–vjfs–gvgname–m/qing–asize=100M#mount/qing直接创建文件系统，系统会在底层创建该文件系统关联的LV#lsvg-lmqvgmqvg:LVNAMETYPELPsPPsPVsLVSTATEMOUNTPOINTmajfs20201open/syncd/testloglv00jfslog111open/syncdN/Alv00jfs13131open/syncd/qing2019-9-29未经许可不得扩散第6页,共10页#df-gFilesystemGBblocksFree%UsedIused%IusedMountedon/dev/hd40.500.3236%1385916%//dev/hd22.500.5778%3993123%/usr/dev/hd9var0.500.2649%715011%/var/dev/hd30.250.2212%1431%/tmp/dev/fwdump0.750.751%61%/var/adm/ras/platform/dev/hd10.250.251%51%/home/dev/hd11admin0.250.251%51%/admin/proc-----/proc/dev/hd10opt0.500.3139%867911%/opt/dev/livedump0.250.251%41%/var/adm/ras/livedump/dev/ma0.160.154%171%/test/dev/lv000.100.104%171%/qing#df-kFilesystem1024-blocksFree%UsedIused%IusedMountedon/dev/hd452428833609236%1385916%//dev/hd2262144060177678%3993123%/usr/dev/hd9var52428826872449%715011%/var/dev/hd326214423086012%1431%/tmp/dev/fwdump7864327838201%61%/var/adm/ras/platform/dev/hd12621442617441%51%/home/dev/hd11admin2621442617441%51%/admin/proc-----/proc/dev/hd10opt52428832023639%867911%/opt/dev/livedump2621442617761%41%/var/adm/ras/livedump/dev/ma1638401586604%171%/test/dev/lv001064961031164%171%/qing增加文件系统的空间可用#chfs–asize=3G/usr给/usr增加3G的空间2019-9-29未经许可不得扩散第7页,共10页常见故障处理AIX6.1下安装UltraPath报错如：#installp-uUltraPath-1.30.001.AIX6.1.ppc_64.rteall+-----------------------------------------------------------------------------+Pre-deinstallVerification...+-----------------------------------------------------------------------------+Verifyingselections...doneVerifyingrequisites...doneResults...SUCCESSES---------Filesetslistedinthissectionpassedpre-deinstallverificationandwillberemoved.SelectedFilesets-----------------UltraPath-1.30.001.AIX6.1.ppc_64.rte1.30.1.1#ODMdefinitionsforArraydiskdevicesEndofSuccessSectionFILESETSTATISTICS------------------1Selectedtobedeinstalled,ofwhich:1Passedpre-deinstallverification----1Totaltobedeinstalledinstallp:bosbootverificationstarting...installp:Anerroroccurredduringbosbootverificationprocessing.解决方法：#cd/usr/sbin#cpbosbootbosboot.bak2019-9-