虛擬機(jī)下擴(kuò)展Linux的磁盤(pán)空間

1、虛擬機(jī)下擴(kuò)展Linux的磁盤(pán)空間首先在vmware當(dāng)即的情況下擴(kuò)展空間；啟動(dòng)Linux，然后執(zhí)行parted命令：|口口 區(qū)bcigcin . = pstLsdCiXC Fa心d 1.8.1使用 /cic v/sia1 come Lo (iMU Ps/Lcl! Type help L：i view a isL of comniands.X LimberStliTLEndSize132.3YBX LimberStliTLEndSize132.3YB107MB107MB2107MB6587MB8480MB85S7MB12.9GB4234MB(pan|Mode 1 : Vrhlsrc . VWfts

2、rc Vrt r L Lia 1 S scsi JDisk /dev/sda： 12.9GBSec L：5r size (/physical ) : 512B/51 2BFsrlilion Tablc: msdosll elt* p 77- 77- y E ET TH THFi c system 標(biāo)；占5cxtS.啟動(dòng) vmFree Space3,運(yùn)行fdisk /dev/sda后輸入P查看分區(qū)結(jié)果如下?？梢?jiàn)總共有1566個(gè)cylinder，但最后一個(gè)分區(qū)只是到1044就結(jié)束了。這說(shuō)明后面還有硬盤(pán)空間。Disk /dev/sda: 12.8 GB, 12884901888 bytes255 h

3、eads, 63 sectors/track, 1566 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesDevice BootStartEndBlocks IdSystem/dev/sda1 *11310439183 Linux/dev/sda21410448281507+8e Linux LVM輸入n創(chuàng)建新的擴(kuò)展分區(qū)，選擇e創(chuàng)建擴(kuò)展分區(qū)。新的分區(qū)表如 下。確認(rèn)無(wú)誤后輸入w已保存生效。Lomnisn J ac Lionc extendedp prt rnsry psi-L i L ion ： 1 -4 iFan i tion

4、nLimber【17）： 3First cyl ndcr 1 45-1 566 . cclaul L 104J :Using de 1li1 l vt 1 Lie 1 45Lasl cyl i.or +-sizc ar +-sixcW or +-sizcK : 1 45-1 36 . cic L 1 566） Using de 1li1 l vt 1 Lie 1 5S6Comnisnd Cm ：3r help）： pDisk /dev/sda： 12.8 GE, 12884S01888 by Les255 heads h 63 see Lors/Lrack. 1566 cy 11 nd.crs

5、Uni is = cylinders of 15065 * 512 = 8225280 bytjsDevice BoolStiiTLEndBlocksIdSystj m,/lcr/scal1131J01S3.i nux,/lcr/sca21410446281507+-ScLinuz LVM,/lGr/sca31045156641929655Extjnd.cd如果Linux系統(tǒng)磁盤(pán)空間采用LVM管理的，在分區(qū)的時(shí)候要選擇為primary partition,然后使用t命令將分區(qū)類(lèi)型轉(zhuǎn)換為L(zhǎng)VM類(lèi)型， 即“8e”，然后W。此處設(shè)置完后必須reboot機(jī)器查看磁盤(pán)信息，并創(chuàng)建物理卷，操作如下：roo

6、tbogon # fdisk -lDisk /dev/sda: 12.8 GB, 12884901888 bytes 255 heads, 63 sectors/track, 1566 cylindersUnits = cylinders of 16065 * 512 = 8225280 bytesDevice BootStartEndBlocks IdSystem/dev/sda1 *11310439183 Linux/dev/sda21410448281507+8e Linux LVM/dev/sda31045156641929658e Linux LVMrootbogon # pvcre

7、ate /dev/sda3Physical volume /dev/sda3 successfully createdrootbogon #查看卷信息，并將新擴(kuò)展的分區(qū)加入卷組：rootbogon # pvscanPV /dev/sda2 VG VolGroup00 lvm2 7.88 GB / 0 freePV /dev/sda3lvm2 4.00 GBTotal: 2 11.87 GB / in use: 1 7.88 GB / in no VG: 1 4.00 GBrootbogon # vgextend VolGroup00 /dev/sda3Volume group VolGroup

8、00 successfully extended用vgdisplay LogVol00看看還剩余多少空間，看free那個(gè)選項(xiàng)rotbcigon = vgdisplay VodrcupC1Vo Lime group VG XameVolGroupOOSys Lem EDFormatM c L Lids. L m Area s2Me Lads. L m Seq Lie c Xa4VG Accessrcsd/wTiVG Sti. llisrcsizabicJ1AX .0Cur .V2Open LV2Max PV0Cur PV2;kL FV2VG Size11 .84 GBFE Size32.00 M

9、BT：n.a1 FE3用Alloc FE / Size252 / 7.88 GBFree FE / Size1寫(xiě)，耳、新 耶|寶闈的仝1日VG UlIDa5EIEXg-zcDT-WYQi -P3wL-ZsL7-PSlr-YaK3qX8,現(xiàn)在為L(zhǎng)ogVol00邏輯卷增加剛才我們新加入的空間rootbogon # lvextend -L +3.9G /dev/VolGroup00/LogVol00Rounding up size to full physical extent 3.91 GBExtending logical volume LogVol00 to 9.81 GBLogical vo

10、lume LogVol00 successfully resized rootbogon #9,此時(shí)加好后還不會(huì)生效，還要執(zhí)行一條命令：rootbogon # resize2fs -p /dev/VolGroup00/LogVol00resize2fs 1.39 (29-May-2006)Filesystem at /dev/VolGroup00/LogVol00 is mounted on /; on-line resizing required Performing an on-line resize of /dev/VolGroup00/LogVol00 to 2572288 (4k) blocks. The filesystem on /dev/VolGroup00/LogVol00 is now 2572288