|
一、安装LVM包[root@desktop61 /]# yum -y install system-config-lvmLoaded plugins: product-id, refresh-packagekit, security, subscription-managerUpdating certificate-based repositories.Unable to read consumer identitySetting up Install ProcessResolving Dependencies--> Running transaction check---> Package system-config-lvm.noarch 0:1.1.12-12.el6 will be installed--> Finished Dependency ResolutionDependencies Resolved================================================================================ Package Arch Version Repository Size================================================================================Installing: system-config-lvm noarch 1.1.12-12.el6 base 464 kTransaction Summary================================================================================Install 1 Package(s)Total download size: 464 kInstalled size: 3.1 MDownloading Packages:system-config-lvm-1.1.12-12.el6.noarch.rpm | 464 kB 00:00 warning: rpmts_HdrFromFdno: Header V3 RSA/SHA256 Signature, key ID fd431d51: NOKEYRetrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-releaseImporting GPG key 0xFD431D51: Userid : Red Hat, Inc. (release key 2) <[email protected]> Package: redhat-release-server-6Server-6.3.0.3.el6.x86_64 (@anaconda-RedHatEnterpriseLinux-201206132210.x86_64/6.3) From : /etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-releaseImporting GPG key 0x2FA658E0: Userid : Red Hat, Inc. (auxiliary key) <[email protected]> Package: redhat-release-server-6Server-6.3.0.3.el6.x86_64 (@anaconda-RedHatEnterpriseLinux-201206132210.x86_64/6.3) From : /etc/pki/rpm-gpg/RPM-GPG-KEY-redhat-releaseRunning rpm_check_debugRunning Transaction TestTransaction Test SucceededRunning Transaction Installing : system-config-lvm-1.1.12-12.el6.noarch 1/1 base/productid | 1.7 kB 00:00 Installed products updated. Verifying : system-config-lvm-1.1.12-12.el6.noarch 1/1 Installed: system-config-lvm.noarch 0:1.1.12-12.el6 Complete!二、删除扩展分区sdb1 sdc1[root@desktop61 /]# fdisk -culDisk /dev/sda: 107.4 GB, 107374182400 bytes255 heads, 63 sectors/track, 13054 cylinders, total 209715200 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x000471ad Device Boot Start End Blocks Id System/dev/sda1 * 2048 526335 262144 83 Linux/dev/sda2 526336 57870335 28672000 8e Linux LVM/dev/sda3 57870336 58918911 524288 82 Linux swap / SolarisDisk /dev/sdb: 21.5 GB, 21474836480 bytes213 heads, 34 sectors/track, 5791 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x6f5e3a19 Device Boot Start End Blocks Id System/dev/sdb1 2048 41943039 20970496 5 Extended/dev/sdb5 4096 20975615 10485760 83 Linux/dev/sdb6 20977664 41943039 10482688 83 LinuxDisk /dev/sdc: 21.5 GB, 21474836480 bytes139 heads, 49 sectors/track, 6158 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x740491c5 Device Boot Start End Blocks Id System/dev/sdc2 2048 20973567 10485760 5 Extended/dev/sdc5 4096 10489855 5242880 83 Linux/dev/sdc6 10491904 20973566 5240831+ 83 LinuxDisk /dev/mapper/vol0-root: 8589 MB, 8589934592 bytes255 heads, 63 sectors/track, 1044 cylinders, total 16777216 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/vol0-home: 536 MB, 536870912 bytes255 heads, 63 sectors/track, 65 cylinders, total 1048576 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x00000000Disk /dev/mapper/vol0-vserver: 6442 MB, 6442450944 bytes255 heads, 63 sectors/track, 783 cylinders, total 12582912 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x0005f35c Device Boot Start End Blocks Id System/dev/mapper/vol0-vserverp1 * 2048 526335 262144 83 Linux/dev/mapper/vol0-vserverp2 526336 9914367 4694016 8e Linux LVM[root@desktop61 /]# df -hFilesystem Size Used Avail Use% Mounted on/dev/mapper/vol0-root 7.9G 2.9G 4.6G 39% /tmpfs 1.9G 272K 1.9G 1% /dev/shm/dev/sda1 248M 70M 166M 30% /boot/dev/mapper/vol0-home 504M 17M 462M 4% /home/dev/sdb5 9.9G 151M 9.2G 2% /tmp/sdb5/dev/sdb6 9.9G 151M 9.2G 2% /tmp/sdb6/dev/sdc5 5.0G 138M 4.6G 3% /mnt/sdc5/dev/sdc6 5.0G 138M 4.6G 3% /mnt/sdc6[root@desktop61 /]# fdisk -cu /dev/sdbCommand (m for help): dPartition number (1-6): sdb1Partition number (1-6): 1Command (m for help): dNo partition is defined yet!Command (m for help): pDisk /dev/sdb: 21.5 GB, 21474836480 bytes213 heads, 34 sectors/track, 5791 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x6f5e3a19 Device Boot Start End Blocks Id SystemCommand (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.WARNING: Re-reading the partition table failed with error 16: Device or resource busy.The kernel still uses the old table. The new table will be used atthe next reboot or after you run partprobe(8) or kpartx(8)Syncing disks.[root@desktop61 /]# fdisk -cul /dev/sdbDisk /dev/sdb: 21.5 GB, 21474836480 bytes255 heads, 63 sectors/track, 2610 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x6f5e3a19 Device Boot Start End Blocks Id System[root@desktop61 /]# fdisk -cul /dev/sdcDisk /dev/sdc: 21.5 GB, 21474836480 bytes139 heads, 49 sectors/track, 6158 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x740491c5 Device Boot Start End Blocks Id System/dev/sdc2 2048 20973567 10485760 5 Extended/dev/sdc5 4096 10489855 5242880 83 Linux/dev/sdc6 10491904 20973566 5240831+ 83 Linux[root@desktop61 /]# fdisk -cu /dev/sdcCommand (m for help): dPartition number (1-6): 5Command (m for help): dPartition number (1-5): 6Value out of range.Partition number (1-5): 2Command (m for help): pDisk /dev/sdc: 21.5 GB, 21474836480 bytes139 heads, 49 sectors/track, 6158 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x740491c5 Device Boot Start End Blocks Id SystemCommand (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.WARNING: Re-reading the partition table failed with error 16: Device or resource busy.The kernel still uses the old table. The new table will be used atthe next reboot or after you run partprobe(8) or kpartx(8)Syncing disks.三、创建物理分区[root@desktop61 Desktop]# fdisk -cul /dev/sdbDisk /dev/sdb: 21.5 GB, 21474836480 bytes213 heads, 34 sectors/track, 5791 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x6f5e3a19 Device Boot Start End Blocks Id System/dev/sdb1 2048 41943039 20970496 83 Linux[root@desktop61 Desktop]# fdisk -cul /dev/sdcDisk /dev/sdc: 21.5 GB, 21474836480 bytes213 heads, 34 sectors/track, 5791 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x740491c5 Device Boot Start End Blocks Id System/dev/sdc1 2048 41943039 20970496 83 Linux[root@desktop61 Desktop]# 四、指定物理分区的文件系统为逻辑卷[root@desktop61 Desktop]# fdisk -cul /dev/sdcDisk /dev/sdc: 21.5 GB, 21474836480 bytes213 heads, 34 sectors/track, 5791 cylinders, total 41943040 sectorsUnits = sectors of 1 * 512 = 512 bytesSector size (logical/physical): 512 bytes / 512 bytesI/O size (minimum/optimal): 512 bytes / 512 bytesDisk identifier: 0x740491c5 Device Boot Start End Blocks Id System/dev/sdc1 2048 41943039 20970496 83 Linux[root@desktop61 Desktop]# fdisk -cu /dev/sdcCommand (m for help): tSelected partition 1Hex code (type L to list codes): 8eChanged system type of partition 1 to 8e (Linux LVM)Command (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.Syncing disks.[root@desktop61 Desktop]# fdisk -cu /dev/sdbCommand (m for help): tSelected partition 1Hex code (type L to list codes): 8eChanged system type of partition 1 to 8e (Linux LVM)Command (m for help): wThe partition table has been altered!Calling ioctl() to re-read partition table.Syncing disks.看一看现在所有的文件系统类型：[root@desktop61 Desktop]# fdisk -cu /dev/sdbCommand (m for help): l 0 Empty 24 NEC DOS 81 Minix / old Lin bf Solaris 1 FAT12 39 Plan 9 82 Linux swap / So c1 DRDOS/sec (FAT- 2 XENIX root 3c PartitionMagic 83 Linux c4 DRDOS/sec (FAT- 3 XENIX usr 40 Venix 80286 84 OS/2 hidden C: c6 DRDOS/sec (FAT- 4 FAT16 <32M 41 PPC PReP Boot 85 Linux extended c7 Syrinx 5 Extended 42 SFS 86 NTFS volume set da Non-FS data 6 FAT16 4d QNX4.x 87 NTFS volume set db CP/M / CTOS / . 7 HPFS/NTFS 4e QNX4.x 2nd part 88 Linux plaintext de Dell Utility 8 AIX 4f QNX4.x 3rd part 8e Linux LVM df BootIt 9 AIX bootable 50 OnTrack DM 93 Amoeba e1 DOS access a OS/2 Boot Manag 51 OnTrack DM6 Aux 94 Amoeba BBT e3 DOS R/O b W95 FAT32 52 CP/M 9f BSD/OS e4 SpeedStor c W95 FAT32 (LBA) 53 OnTrack DM6 Aux a0 IBM Thinkpad hi eb BeOS fs e W95 FAT16 (LBA) 54 OnTrackDM6 a5 FreeBSD ee GPT f W95 Ext'd (LBA) 55 EZ-Drive a6 OpenBSD ef EFI (FAT-12/16/10 OPUS 56 Golden Bow a7 NeXTSTEP f0 Linux/PA-RISC b11 Hidden FAT12 5c Priam Edisk a8 Darwin UFS f1 SpeedStor 12 Compaq diagnost 61 SpeedStor a9 NetBSD f4 SpeedStor 14 Hidden FAT16 <3 63 GNU HURD or Sys ab Darwin boot f2 DOS secondary 16 Hidden FAT16 64 Novell Netware af HFS / HFS+ fb VMware VMFS 17 Hidden HPFS/NTF 65 Novell Netware b7 BSDI fs fc VMware VMKCORE 18 AST SmartSleep 70 DiskSecure Mult b8 BSDI swap fd Linux raid auto1b Hidden W95 FAT3 75 PC/IX bb Boot Wizard hid fe LANstep 1c Hidden W95 FAT3 80 Old Minix be Solaris boot ff BBT 1e Hidden W95 FAT1Command (m for help): q五、创建物理卷[root@desktop61 Desktop]# pvcreate /dev/sdb1 /dev/sdc1 Writing physical volume data to disk "/dev/sdb1" Physical volume "/dev/sdb1" successfully created Writing physical volume data to disk "/dev/sdc1" Physical volume "/dev/sdc1" successfully created[root@desktop61 Desktop]# pvdisplay --- Physical volume --- PV Name /dev/sda2 VG Name vol0 PV Size 27.34 GiB / not usable 32.00 MiB Allocatable yes PE Size 32.00 MiB Total PE 874 Free PE 410 Allocated PE 464 PV UUID vHvm6g-JICC-V0pf-51JL-nhZt-4S6t-bj6tFT "/dev/sdb1" is a new physical volume of "20.00 GiB" --- NEW Physical volume --- PV Name /dev/sdb1 VG Name PV Size 20.00 GiB Allocatable NO PE Size 0 Total PE 0 Free PE 0 Allocated PE 0 PV UUID lXoJRr-Nczo-ueRE-u1Cf-8NNj-3yrz-ghjs7O "/dev/sdc1" is a new physical volume of "20.00 GiB" --- NEW Physical volume --- PV Name /dev/sdc1 VG Name PV Size 20.00 GiB Allocatable NO PE Size 0 Total PE 0 Free PE 0 Allocated PE 0 PV UUID 7tes3N-bxgo-U559-1XUj-pOaD-Ag9S-zEQrpR六、创建卷组[root@desktop61 Desktop]# vgcreate testvg /dev/sdb1 /dev/sdc1 Volume group "testvg" successfully created[root@desktop61 Desktop]# vgdisplay --- Volume group --- VG Name testvg System ID Format lvm2 Metadata Areas 2 Metadata Sequence No 1 VG Access read/write VG Status resizable MAX LV 0 Cur LV 0 Open LV 0 Max PV 0 Cur PV 2 Act PV 2 VG Size 39.99 GiB PE Size 4.00 MiB Total PE 10238 Alloc PE / Size 0 / 0 Free PE / Size 10238 / 39.99 GiB VG UUID rjSYSa-k5gY-hbfv-9HTs-5gAM-P1VG-ls3FJn --- Volume group --- VG Name vol0 System ID Format lvm2 Metadata Areas 1 Metadata Sequence No 4 VG Access read/write VG Status resizable MAX LV 0 Cur LV 3 Open LV 3 Max PV 0 Cur PV 1 Act PV 1 VG Size 27.31 GiB PE Size 32.00 MiB Total PE 874 Alloc PE / Size 464 / 14.50 GiB Free PE / Size 410 / 12.81 GiB VG UUID ADouyf-IgCq-zS55-gejn-DBS8-p6Bb-VrdJOL七、创建逻辑卷[root@desktop61 Desktop]# lvcreate -L 20G -n test-lv1 testvg Logical volume "test-lv1" created[root@desktop61 Desktop]# lvdisplay --- Logical volume --- LV Path /dev/testvg/test-lv1 LV Name test-lv1 VG Name testvg LV UUID f5b1oN-rIb7-GRbO-xPsp-Iwjf-5m0t-KMPu2a LV Write Access read/write LV Creation host, time desktop61.example.com, 2014-04-13 11:43:31 +0800 LV Status available # open 0 LV Size 20.00 GiB Current LE 5120 Segments 2 Allocation inherit Read ahead sectors auto - currently set to 256 Block device 253:3 --- Logical volume --- LV Path /dev/vol0/root LV Name root VG Name vol0 LV UUID C3CZi7-Cc6G-ZuPP-Fajm-NQha-MALa-uu60KW LV Write Access read/write LV Creation host, time desktop61.example.com, 2014-04-11 00:49:15 +0800 LV Status available # open 1 LV Size 8.00 GiB Current LE 256 Segments 1 Allocation inherit Read ahead sectors auto - currently set to 256 Block device 253:0 --- Logical volume --- LV Path /dev/vol0/home LV Name home VG Name vol0 LV UUID EtK0Mn-V8zP-d8tS-Ea57-12a2-H4IJ-KooSTc LV Write Access read/write LV Creation host, time desktop61.example.com, 2014-04-11 00:49:17 +0800 LV Status available # open 1 LV Size 512.00 MiB Current LE 16 Segments 1 Allocation inherit Read ahead sectors auto - currently set to 256 Block device 253:1 --- Logical volume --- LV Path /dev/vol0/vserver LV Name vserver VG Name vol0 LV UUID PcKVc0-ehnd-Bjao-fmER-jUS5-bPKw-4dRg5e LV Write Access read/write LV Creation host, time desktop61.example.com, 2014-04-10 16:55:48 +0800 LV Status available # open 1 LV Size 6.00 GiB Current LE 192 Segments 1 Allocation inherit Read ahead sectors auto - currently set to 256 Block device 253:2把、查询逻辑卷相关文件[root@desktop61 Desktop]# cd /dev[root@desktop61 dev]# ls -a testvg. .. test-lv1[root@desktop61 dev]# ll -a testvgtotal 0drwxr-xr-x. 2 root root 60 Apr 13 11:43 .drwxr-xr-x. 20 root root 4080 Apr 13 11:43 ..lrwxrwxrwx. 1 root root 7 Apr 13 11:43 test-lv1 -> ../dm-3[root@desktop61 dev]# cd testvg/[root@desktop61 testvg]# ll -a test-lv1lrwxrwxrwx. 1 root root 7 Apr 13 11:43 test-lv1 -> ../dm-3[root@desktop61 testvg]# cd ..[root@desktop61 dev]# cd mapper/[root@desktop61 mapper]# ll -a testvg-test--lv1 lrwxrwxrwx. 1 root root 7 Apr 13 11:43 testvg-test--lv1 -> ../dm-3九、格式化逻辑卷[root@desktop61 mapper]# mkfs.ext4 /dev/testvg/test-lv1mke2fs 1.41.12 (17-May-2010)Filesystem label=OS type: LinuxBlock size=4096 (log=2)Fragment size=4096 (log=2)Stride=0 blocks, Stripe width=0 blocks1310720 inodes, 5242880 blocks262144 blocks (5.00%) reserved for the super userFirst data block=0Maximum filesystem blocks=4294967296160 block groups32768 blocks per group, 32768 fragments per group8192 inodes per groupSuperblock backups stored on blocks: 32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208, 4096000Writing inode tables: done Creating journal (32768 blocks): doneWriting superblocks and filesystem accounting information: doneThis filesystem will be automatically checked every 29 mounts or180 days, whichever comes first. Use tune2fs -c or -i to override.十、手工挂载逻辑卷[root@desktop61 mapper]# blkid /dev/testvg/test-lv1/dev/testvg/test-lv1: UUID="dfa6e086-e5be-4856-9e8d-9565d52b82e6" TYPE="ext4" [root@desktop61 mapper]# vim /etc/fstab## /etc/fstab# Created by anaconda on Fri Apr 11 00:49:26 2014## Accessible filesystems, by reference, are maintained under '/dev/disk'# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info#/dev/mapper/vol0-root / ext4 defaults 1 1UUID=9353a628-e49f-4675-abf4-b0fe76b38fbc /boot ext4 defaults 1 2/dev/mapper/vol0-home /home ext4 defaults 1 2UUID=f3d4a81c-f2d6-48d8-be1a-35647cd74615 swap swap defaults 0 0tmpfs /dev/shm tmpfs defaults 0 0devpts /dev/pts devpts gid=5,mode=620 0 0sysfs /sys sysfs defaults 0 0proc /proc proc defaults 0 0UUID=dfa6e086-e5be-4856-9e8d-9565d52b82e6 /mnt/test-lv1 ext4 defaults 0 0 ---------------------->插入并保存退出十一、创建挂载目录[root@desktop61 mapper]# cd /mnt/[root@desktop61 mnt]# mkdir test-lv1[root@desktop61 mnt]# mount -a[root@desktop61 mnt]# mount/dev/mapper/vol0-root on / type ext4 (rw)proc on /proc type proc (rw)sysfs on /sys type sysfs (rw)devpts on /dev/pts type devpts (rw,gid=5,mode=620)tmpfs on /dev/shm type tmpfs (rw,rootcontext="system_u:object_r:tmpfs_t:s0")/dev/sda1 on /boot type ext4 (rw)/dev/mapper/vol0-home on /home type ext4 (rw)none on /proc/sys/fs/binfmt_misc type binfmt_misc (rw)vmware-vmblock on /var/run/vmblock-fuse type fuse.vmware-vmblock (rw,nosuid,nodev,default_permissions,allow_other)sunrpc on /var/lib/nfs/rpc_pipefs type rpc_pipefs (rw)gvfs-fuse-daemon on /root/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev)/dev/mapper/testvg-test--lv1 on /mnt/test-lv1 type ext4 (rw)[root@desktop61 mnt]#
(以上内容不代表本站观点。) --------------------------------- |
本網站是"非商業"(non-commercial)。
