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2017-09-29-14:46:25
[root@localhost ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
45G 3.6G 39G 9% /
tmpfs 7.8G 72K 7.8G 1% /dev/shm
/dev/sda1 477M 42M 410M 10% /boot
/dev/mapper/VolGroup-lv_home
4.3G 8.9M 4.1G 1% /home
[root@localhost ~]# fdisk -l
Disk /dev/sda: 60.0 GB, 60022480896 bytes
255 heads, 63 sectors/track, 7297 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000683b3
Device Boot Start End Blocks Id System
/dev/sda1 * 1 64 512000 83 Linux
Partition 1 does not end on cylinder boundary.
/dev/sda2 64 7298 58101760 8e Linux LVM
Disk /dev/sdb: 6595.1 GB, 6595056500736 bytes
255 heads, 63 sectors/track, 801803 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x4e004dfa
Device Boot Start End Blocks Id System
Disk /dev/mapper/VolGroup-lv_root: 48.7 GB, 48733618176 bytes
255 heads, 63 sectors/track, 5924 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/VolGroup-lv_swap: 6002 MB, 6002049024 bytes
255 heads, 63 sectors/track, 729 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/VolGroup-lv_home: 4756 MB, 4756340736 bytes
255 heads, 63 sectors/track, 578 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
[root@localhost ~]# cd /dev/
[root@localhost dev]# ls
autofs crash hidraw0 loop1 lp3 null ram10 ram6 sda1 systty tty16 tty25 tty34 tty43 tty52 tty61 uinput vcs5 VolGroup
block disk hidraw1 loop2 MAKEDEV nvram ram11 ram7 sda2 tty tty17 tty26 tty35 tty44 tty53 tty62 urandom vcs6 watchdog
bsg dm-0 hidraw2 loop3 mapper oldmem ram12 ram8 sdb tty0 tty18 tty27 tty36 tty45 tty54 tty63 usbmon0 vcsa zero
btrfs-control dm-1 hpet loop4 mcelog port ram13 ram9 sg0 tty1 tty19 tty28 tty37 tty46 tty55 tty7 usbmon1 vcsa1
bus dm-2 hugepages loop5 md ppp ram14 random sg1 tty10 tty2 tty29 tty38 tty47 tty56 tty8 usbmon2 vcsa2
char fb hvc0 loop6 md127 ptmx ram15 raw shm tty11 tty20 tty3 tty39 tty48 tty57 tty9 vcs vcsa3
console fb0 input loop7 mem ptp0 ram2 root snapshot tty12 tty21 tty30 tty4 tty49 tty58 ttyS0 vcs1 vcsa4
core fd kmsg lp0 net pts ram3 rtc stderr tty13 tty22 tty31 tty40 tty5 tty59 ttyS1 vcs2 vcsa5
cpu full log lp1 network_latency ram0 ram4 rtc0 stdin tty14 tty23 tty32 tty41 tty50 tty6 ttyS2 vcs3 vcsa6
cpu_dma_latency fuse loop0 lp2 network_throughput ram1 ram5 sda stdout tty15 tty24 tty33 tty42 tty51 tty60 ttyS3 vcs4 vga_arbiter
查看上面的内容无/dev/sdb1
[root@localhost ~]# parted /dev/sdb
GNU Parted 2.1
使用 /dev/sdb
Welcome to GNU Parted! Type ‘help’ to view a list of commands.
(parted) p
警告: /dev/sdb contains GPT signatures, indicating that it has a GPT table. However, it does not have a valid fake msdos partition table, as it should. Perhaps it was corrupted — possibly by a
program that doesn’t understand GPT partition tables. Or perhaps you deleted the GPT table, and are now using an msdos partition table. Is this a GPT partition table?
是/Yes/否/No? yes
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
1 1049kB 6400GB 6400GB gpt1
(parted) p
警告: /dev/sdb contains GPT signatures, indicating that it has a GPT table. However, it does not have a valid fake msdos partition table, as it should. Perhaps it was corrupted — possibly by a
program that doesn’t understand GPT partition tables. Or perhaps you deleted the GPT table, and are now using an msdos partition table. Is this a GPT partition table?
是/Yes/否/No? yes
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
1 1049kB 6400GB 6400GB gpt1
(parted) P
警告: /dev/sdb contains GPT signatures, indicating that it has a GPT table. However, it does not have a valid fake msdos partition table, as it should. Perhaps it was corrupted — possibly by a
program that doesn’t understand GPT partition tables. Or perhaps you deleted the GPT table, and are now using an msdos partition table. Is this a GPT partition table?
是/Yes/否/No? y
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
1 1049kB 6400GB 6400GB gpt1
(parted) run 1
align-check TYPE N check partition N for TYPE(min|opt) alignment
check NUMBER do a simple check on the file system
cp [FROM-DEVICE] FROM-NUMBER TO-NUMBER copy file system to another partition
help [COMMAND] print general help, or help on COMMAND
mklabel,mktable LABEL-TYPE create a new disklabel (partition table)
mkfs NUMBER FS-TYPE make a FS-TYPE file system on partition NUMBER
mkpart PART-TYPE [FS-TYPE] START END make a partition
mkpartfs PART-TYPE FS-TYPE START END make a partition with a file system
move NUMBER START END move partition NUMBER
name NUMBER NAME name partition NUMBER as NAME
print [devices|free|list,all|NUMBER] display the partition table, available devices, free space, all found partitions, or a particular partition
quit exit program
rescue START END rescue a lost partition near START and END
resize NUMBER START END resize partition NUMBER and its file system
rm NUMBER delete partition NUMBER
select DEVICE choose the device to edit
set NUMBER FLAG STATE change the FLAG on partition NUMBER
toggle [NUMBER [FLAG]] toggle the state of FLAG on partition NUMBER
unit UNIT set the default unit to UNIT
version display the version number and copyright information of GNU Parted
align-check TYPE N check partition N for TYPE(min|opt) alignment
check NUMBER do a simple check on the file system
cp [FROM-DEVICE] FROM-NUMBER TO-NUMBER copy file system to another partition
help [COMMAND] print general help, or help on COMMAND
mklabel,mktable LABEL-TYPE create a new disklabel (partition table)
mkfs NUMBER FS-TYPE make a FS-TYPE file system on partition NUMBER
mkpart PART-TYPE [FS-TYPE] START END make a partition
mkpartfs PART-TYPE FS-TYPE START END make a partition with a file system
move NUMBER START END move partition NUMBER
name NUMBER NAME name partition NUMBER as NAME
print [devices|free|list,all|NUMBER] display the partition table, available devices, free space, all found partitions, or a particular partition
quit exit program
rescue START END rescue a lost partition near START and END
resize NUMBER START END resize partition NUMBER and its file system
rm NUMBER delete partition NUMBER
select DEVICE choose the device to edit
set NUMBER FLAG STATE change the FLAG on partition NUMBER
toggle [NUMBER [FLAG]] toggle the state of FLAG on partition NUMBER
unit UNIT set the default unit to UNIT
version display the version number and copyright information of GNU Parted
(parted) mklabel
新的磁盘标签类型？ gpt
警告: The existing disk label on /dev/sdb will be destroyed and all data on this disk will be lost. Do you want to continue?
是/Yes/否/No? yes
警告: /dev/sdb contains GPT signatures, indicating that it has a GPT table. However, it does not have a valid fake msdos partition table, as it should. Perhaps it was corrupted — possibly by a
program that doesn’t understand GPT partition tables. Or perhaps you deleted the GPT table, and are now using an msdos partition table. Is this a GPT partition table?
是/Yes/否/No? yse
parted: invalid token: yse
是/Yes/否/No? y
(parted) p
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
(parted) mkpart
分区名称？ []? gpt1
文件系统类型？ [ext2]? ext4
起始点？ 1
结束点？ 6400GB
(parted) P
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
1 1049kB 6400GB 6400GB gpt1
(parted) Q
信息: You may need to update /etc/fstab.
[root@localhost ~]# fdisk -l
Disk /dev/sda: 60.0 GB, 60022480896 bytes
255 heads, 63 sectors/track, 7297 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x000683b3
Device Boot Start End Blocks Id System
/dev/sda1 * 1 64 512000 83 Linux
Partition 1 does not end on cylinder boundary.
/dev/sda2 64 7298 58101760 8e Linux LVM
WARNING: GPT (GUID Partition Table) detected on ‘/dev/sdb’! The util fdisk doesn’t support GPT. Use GNU Parted.
Disk /dev/sdb: 6595.1 GB, 6595056500736 bytes
255 heads, 63 sectors/track, 801803 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Device Boot Start End Blocks Id System
/dev/sdb1 1 267350 2147483647+ ee GPT
Disk /dev/mapper/VolGroup-lv_root: 48.7 GB, 48733618176 bytes
255 heads, 63 sectors/track, 5924 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/VolGroup-lv_swap: 6002 MB, 6002049024 bytes
255 heads, 63 sectors/track, 729 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/VolGroup-lv_home: 4756 MB, 4756340736 bytes
255 heads, 63 sectors/track, 578 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
[root@localhost ~]# ls /dev/
autofs crash hidraw0 loop1 lp3 oldmem ram12 ram8 sdb tty tty17 tty26 tty35 tty44 tty53 tty62 urandom vcs6 watchdog
block disk hidraw1 loop2 MAKEDEV port ram13 ram9 sdb1 tty0 tty18 tty27 tty36 tty45 tty54 tty63 usbmon0 vcsa zero
bsg dm-0 hidraw2 loop3 mapper ppp ram14 random sg0 tty1 tty19 tty28 tty37 tty46 tty55 tty7 usbmon1 vcsa1
btrfs-control dm-1 hpet loop4 mcelog ptmx ram15 raw sg1 tty10 tty2 tty29 tty38 tty47 tty56 tty8 usbmon2 vcsa2
bus dm-2 hugepages loop5 mem ptp0 ram2 root shm tty11 tty20 tty3 tty39 tty48 tty57 tty9 vcs vcsa3
char fb hvc0 loop6 net pts ram3 rtc snapshot tty12 tty21 tty30 tty4 tty49 tty58 ttyS0 vcs1 vcsa4
console fb0 input loop7 network_latency ram0 ram4 rtc0 stderr tty13 tty22 tty31 tty40 tty5 tty59 ttyS1 vcs2 vcsa5
core fd kmsg lp0 network_throughput ram1 ram5 sda stdin tty14 tty23 tty32 tty41 tty50 tty6 ttyS2 vcs3 vcsa6
cpu full log lp1 null ram10 ram6 sda1 stdout tty15 tty24 tty33 tty42 tty51 tty60 ttyS3 vcs4 vga_arbiter
cpu_dma_latency fuse loop0 lp2 nvram ram11 ram7 sda2 systty tty16 tty25 tty34 tty43 tty52 tty61 uinput vcs5 VolGroup
[root@localhost ~]# parted -l
Model: ATA KINGBANK KP330 (scsi)
Disk /dev/sda: 60.0GB
Sector size (logical/physical): 512B/512B
Partition Table: msdos
Number Start End Size Type File system 标志
1 1049kB 525MB 524MB primary ext4 启动
2 525MB 60.0GB 59.5GB primary lvm
Model: DELL PERC 6/i Adapter (scsi)
Disk /dev/sdb: 6595GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name 标志
1 1049kB 6400GB 6400GB gpt1
Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/VolGroup-lv_home: 4756MB
Sector size (logical/physical): 512B/512B
Partition Table: loop
Number Start End Size File system 标志
1 0.00B 4756MB 4756MB ext4
Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/VolGroup-lv_swap: 6002MB
Sector size (logical/physical): 512B/512B
Partition Table: loop
Number Start End Size File system 标志
1 0.00B 6002MB 6002MB linux-swap(v1)
Model: Linux device-mapper (linear) (dm)
Disk /dev/mapper/VolGroup-lv_root: 48.7GB
Sector size (logical/physical): 512B/512B
Partition Table: loop
Number Start End Size File system 标志
1 0.00B 48.7GB 48.7GB ext4
[root@localhost ~]# blkid
/dev/mapper/VolGroup-lv_root: UUID=”74bc1249-80f8-4a26-904a-331a9fd98cf9″ TYPE=”ext4″
/dev/sda1: UUID=”90e21a0d-4085-4775-bcac-1dd5f7150825″ TYPE=”ext4″
/dev/sda2: UUID=”Yj06lR-gLf3-36ey-nRTL-xsSw-L1mM-gLcmfb” TYPE=”LVM2_member”
/dev/mapper/VolGroup-lv_swap: UUID=”e3128532-85bb-4ef7-93a1-184c42852bbc” TYPE=”swap”
/dev/mapper/VolGroup-lv_home: UUID=”4d820fd8-acfb-48d8-ad67-96ef5b7f0fe1″ TYPE=”ext4″
[root@localhost ~]# ll /dev/
总用量 0
crw-rw—-. 1 root root 10, 57 9月 11 20:11 autofs
drwxr-xr-x. 2 root root 680 9月 11 20:17 block
drwxr-xr-x. 2 root root 80 9月 11 20:11 bsg
crw——-. 1 root root 10, 234 9月 11 20:11 btrfs-control
drwxr-xr-x. 3 root root 60 9月 11 20:11 bus
drwxr-xr-x. 2 root root 3080 9月 11 20:11 char
crw——-. 1 root root 5, 1 9月 11 20:11 console
lrwxrwxrwx. 1 root root 11 9月 11 20:11 core -> /proc/kcore
drwxr-xr-x. 10 root root 220 9月 11 20:11 cpu
crw-rw—-. 1 root root 10, 61 9月 11 20:11 cpu_dma_latency
crw-rw—-. 1 root root 10, 62 9月 11 20:11 crash
drwxr-xr-x. 5 root root 100 9月 11 20:11 disk
brw-rw—-. 1 root disk 253, 0 9月 11 20:20 dm-0
brw-rw—-. 1 root disk 253, 1 9月 11 20:20 dm-1
brw-rw—-. 1 root disk 253, 2 9月 11 20:20 dm-2
lrwxrwxrwx. 1 root root 3 9月 11 20:11 fb -> fb0
crw-rw—-. 1 root root 29, 0 9月 11 20:11 fb0
lrwxrwxrwx. 1 root root 13 9月 11 20:11 fd -> /proc/self/fd
crw-rw-rw-. 1 root root 1, 7 9月 11 20:11 full
crw-rw-rw-. 1 root root 10, 229 9月 11 20:11 fuse
crw-rw—-. 1 root root 249, 0 9月 11 20:11 hidraw0
crw-rw—-. 1 root root 249, 1 9月 11 20:11 hidraw1
crw-rw—-. 1 root root 249, 2 9月 11 20:11 hidraw2
crw-rw—-. 1 root root 10, 228 9月 11 20:11 hpet
drwxr-xr-x. 2 root root 40 9月 11 20:11 hugepages
crw——-. 1 root root 229, 0 9月 11 20:11 hvc0
drwxr-xr-x. 4 root root 260 9月 11 20:11 input
crw-rw—-. 1 root root 1, 11 9月 11 20:11 kmsg
srw-rw-rw-. 1 root root 0 9月 11 20:11 log
brw-rw—-. 1 root disk 7, 0 9月 11 20:11 loop0
brw-rw—-. 1 root disk 7, 1 9月 11 20:11 loop1
brw-rw—-. 1 root disk 7, 2 9月 11 20:11 loop2
brw-rw—-. 1 root disk 7, 3 9月 11 20:11 loop3
brw-rw—-. 1 root disk 7, 4 9月 11 20:11 loop4
brw-rw—-. 1 root disk 7, 5 9月 11 20:11 loop5
brw-rw—-. 1 root disk 7, 6 9月 11 20:11 loop6
brw-rw—-. 1 root disk 7, 7 9月 11 20:11 loop7
crw-rw—-. 1 root lp 6, 0 9月 11 20:11 lp0
crw-rw—-. 1 root lp 6, 1 9月 11 20:11 lp1
crw-rw—-. 1 root lp 6, 2 9月 11 20:11 lp2
crw-rw—-. 1 root lp 6, 3 9月 11 20:11 lp3
lrwxrwxrwx. 1 root root 13 9月 11 20:11 MAKEDEV -> /sbin/MAKEDEV
drwxr-xr-x. 2 root root 120 9月 11 20:11 mapper
crw-rw—-. 1 root root 10, 227 9月 11 20:11 mcelog
crw-r—–. 1 root kmem 1, 1 9月 11 20:11 mem
drwxr-xr-x. 2 root root 60 9月 11 20:11 net
crw-rw—-. 1 root root 10, 60 9月 11 20:11 network_latency
crw-rw—-. 1 root root 10, 59 9月 11 20:11 network_throughput
crw-rw-rw-. 1 root root 1, 3 9月 11 20:11 null
crw-r—–. 1 root kmem 10, 144 9月 11 20:11 nvram
crw-rw—-. 1 root root 1, 12 9月 11 20:11 oldmem
crw-r—–. 1 root kmem 1, 4 9月 11 20:11 port
crw——-. 1 root root 108, 0 9月 11 20:11 ppp
crw-rw-rw-. 1 root tty 5, 2 9月 11 20:24 ptmx
crw-rw—-. 1 root root 246, 0 9月 11 20:11 ptp0
drwxr-xr-x. 2 root root 0 9月 11 20:11 pts
brw-rw—-. 1 root disk 1, 0 9月 11 20:11 ram0
brw-rw—-. 1 root disk 1, 1 9月 11 20:11 ram1
brw-rw—-. 1 root disk 1, 10 9月 11 20:11 ram10
brw-rw—-. 1 root disk 1, 11 9月 11 20:11 ram11
brw-rw—-. 1 root disk 1, 12 9月 11 20:11 ram12
brw-rw—-. 1 root disk 1, 13 9月 11 20:11 ram13
brw-rw—-. 1 root disk 1, 14 9月 11 20:11 ram14
brw-rw—-. 1 root disk 1, 15 9月 11 20:11 ram15
brw-rw—-. 1 root disk 1, 2 9月 11 20:11 ram2
brw-rw—-. 1 root disk 1, 3 9月 11 20:11 ram3
brw-rw—-. 1 root disk 1, 4 9月 11 20:11 ram4
brw-rw—-. 1 root disk 1, 5 9月 11 20:11 ram5
brw-rw—-. 1 root disk 1, 6 9月 11 20:11 ram6
brw-rw—-. 1 root disk 1, 7 9月 11 20:11 ram7
brw-rw—-. 1 root disk 1, 8 9月 11 20:11 ram8
brw-rw—-. 1 root disk 1, 9 9月 11 20:11 ram9
crw-rw-rw-. 1 root root 1, 8 9月 11 20:11 random
drwxr-xr-x. 2 root root 60 9月 11 20:11 raw
lrwxrwxrwx. 1 root root 4 9月 11 20:20 root -> dm-0
lrwxrwxrwx. 1 root root 4 9月 11 20:11 rtc -> rtc0
crw-rw—-. 1 root root 254, 0 9月 11 20:11 rtc0
brw-rw—-. 1 root disk 8, 0 9月 11 20:20 sda
brw-rw—-. 1 root disk 8, 1 9月 11 20:11 sda1
brw-rw—-. 1 root disk 8, 2 9月 11 20:11 sda2
brw-rw—-. 1 root disk 8, 16 9月 11 20:20 sdb
brw-rw—-. 1 root disk 8, 17 9月 11 20:17 sdb1
crw-rw—-. 1 root disk 21, 0 9月 11 20:11 sg0
crw-rw—-. 1 root disk 21, 1 9月 11 20:11 sg1
drwxrwxrwt. 2 root root 80 9月 11 20:11 shm
crw-rw—-. 1 root root 10, 231 9月 11 20:11 snapshot
lrwxrwxrwx. 1 root root 15 9月 11 20:11 stderr -> /proc/self/fd/2
lrwxrwxrwx. 1 root root 15 9月 11 20:11 stdin -> /proc/self/fd/0
lrwxrwxrwx. 1 root root 15 9月 11 20:11 stdout -> /proc/self/fd/1
lrwxrwxrwx. 1 root root 4 9月 11 20:11 systty -> tty0
crw-rw-rw-. 1 root tty 5, 0 9月 11 20:11 tty
crw–w—-. 1 root tty 4, 0 9月 11 20:11 tty0
crw–w—-. 1 root tty 4, 1 9月 11 20:11 tty1
crw–w—-. 1 root tty 4, 10 9月 11 20:11 tty10
crw–w—-. 1 root tty 4, 11 9月 11 20:11 tty11
crw–w—-. 1 root tty 4, 12 9月 11 20:11 tty12
crw–w—-. 1 root tty 4, 13 9月 11 20:11 tty13
crw–w—-. 1 root tty 4, 14 9月 11 20:11 tty14
crw–w—-. 1 root tty 4, 15 9月 11 20:11 tty15
crw–w—-. 1 root tty 4, 16 9月 11 20:11 tty16
crw–w—-. 1 root tty 4, 17 9月 11 20:11 tty17
crw–w—-. 1 root tty 4, 18 9月 11 20:11 tty18
crw–w—-. 1 root tty 4, 19 9月 11 20:11 tty19
crw——-. 1 root root 4, 2 9月 11 20:11 tty2
crw–w—-. 1 root tty 4, 20 9月 11 20:11 tty20
crw–w—-. 1 root tty 4, 21 9月 11 20:11 tty21
crw–w—-. 1 root tty 4, 22 9月 11 20:11 tty22
crw–w—-. 1 root tty 4, 23 9月 11 20:11 tty23
crw–w—-. 1 root tty 4, 24 9月 11 20:11 tty24
crw–w—-. 1 root tty 4, 25 9月 11 20:11 tty25
crw–w—-. 1 root tty 4, 26 9月 11 20:11 tty26
crw–w—-. 1 root tty 4, 27 9月 11 20:11 tty27
crw–w—-. 1 root tty 4, 28 9月 11 20:11 tty28
crw–w—-. 1 root tty 4, 29 9月 11 20:11 tty29
crw——-. 1 root root 4, 3 9月 11 20:11 tty3
crw–w—-. 1 root tty 4, 30 9月 11 20:11 tty30
crw–w—-. 1 root tty 4, 31 9月 11 20:11 tty31
crw–w—-. 1 root tty 4, 32 9月 11 20:11 tty32
crw–w—-. 1 root tty 4, 33 9月 11 20:11 tty33
crw–w—-. 1 root tty 4, 34 9月 11 20:11 tty34
crw–w—-. 1 root tty 4, 35 9月 11 20:11 tty35
crw–w—-. 1 root tty 4, 36 9月 11 20:11 tty36
crw–w—-. 1 root tty 4, 37 9月 11 20:11 tty37
crw–w—-. 1 root tty 4, 38 9月 11 20:11 tty38
crw–w—-. 1 root tty 4, 39 9月 11 20:11 tty39
crw——-. 1 root root 4, 4 9月 11 20:11 tty4
crw–w—-. 1 root tty 4, 40 9月 11 20:11 tty40
crw–w—-. 1 root tty 4, 41 9月 11 20:11 tty41
crw–w—-. 1 root tty 4, 42 9月 11 20:11 tty42
crw–w—-. 1 root tty 4, 43 9月 11 20:11 tty43
crw–w—-. 1 root tty 4, 44 9月 11 20:11 tty44
crw–w—-. 1 root tty 4, 45 9月 11 20:11 tty45
crw–w—-. 1 root tty 4, 46 9月 11 20:11 tty46
crw–w—-. 1 root tty 4, 47 9月 11 20:11 tty47
crw–w—-. 1 root tty 4, 48 9月 11 20:11 tty48
crw–w—-. 1 root tty 4, 49 9月 11 20:11 tty49
crw——-. 1 root root 4, 5 9月 11 20:11 tty5
crw–w—-. 1 root tty 4, 50 9月 11 20:11 tty50
crw–w—-. 1 root tty 4, 51 9月 11 20:11 tty51
crw–w—-. 1 root tty 4, 52 9月 11 20:11 tty52
crw–w—-. 1 root tty 4, 53 9月 11 20:11 tty53
crw–w—-. 1 root tty 4, 54 9月 11 20:11 tty54
crw–w—-. 1 root tty 4, 55 9月 11 20:11 tty55
crw–w—-. 1 root tty 4, 56 9月 11 20:11 tty56
crw–w—-. 1 root tty 4, 57 9月 11 20:11 tty57
crw–w—-. 1 root tty 4, 58 9月 11 20:11 tty58
crw–w—-. 1 root tty 4, 59 9月 11 20:11 tty59
crw——-. 1 root root 4, 6 9月 11 20:11 tty6
crw–w—-. 1 root tty 4, 60 9月 11 20:11 tty60
crw–w—-. 1 root tty 4, 61 9月 11 20:11 tty61
crw–w—-. 1 root tty 4, 62 9月 11 20:11 tty62
crw–w—-. 1 root tty 4, 63 9月 11 20:11 tty63
crw–w—-. 1 root tty 4, 7 9月 11 20:11 tty7
crw–w—-. 1 root tty 4, 8 9月 11 20:11 tty8
crw–w—-. 1 root tty 4, 9 9月 11 20:11 tty9
crw-rw—-. 1 root dialout 4, 64 9月 11 20:11 ttyS0
crw-rw—-. 1 root dialout 4, 65 9月 11 20:11 ttyS1
crw-rw—-. 1 root dialout 4, 66 9月 11 20:11 ttyS2
crw-rw—-. 1 root dialout 4, 67 9月 11 20:11 ttyS3
crw-r—–. 1 root root 10, 223 9月 11 20:11 uinput
crw-rw-rw-. 1 root root 1, 9 9月 11 20:11 urandom
crw-rw—-. 1 root root 250, 0 9月 11 20:11 usbmon0
crw-rw—-. 1 root root 250, 1 9月 11 20:11 usbmon1
crw-rw—-. 1 root root 250, 2 9月 11 20:11 usbmon2
crw-rw—-. 1 vcsa tty 7, 0 9月 11 20:11 vcs
crw-rw—-. 1 vcsa tty 7, 1 9月 11 20:11 vcs1
crw-rw—-. 1 vcsa tty 7, 2 9月 11 20:11 vcs2
crw-rw—-. 1 vcsa tty 7, 3 9月 11 20:11 vcs3
crw-rw—-. 1 vcsa tty 7, 4 9月 11 20:11 vcs4
crw-rw—-. 1 vcsa tty 7, 5 9月 11 20:11 vcs5
crw-rw—-. 1 vcsa tty 7, 6 9月 11 20:11 vcs6
crw-rw—-. 1 vcsa tty 7, 128 9月 11 20:11 vcsa
crw-rw—-. 1 vcsa tty 7, 129 9月 11 20:11 vcsa1
crw-rw—-. 1 vcsa tty 7, 130 9月 11 20:11 vcsa2
crw-rw—-. 1 vcsa tty 7, 131 9月 11 20:11 vcsa3
crw-rw—-. 1 vcsa tty 7, 132 9月 11 20:11 vcsa4
crw-rw—-. 1 vcsa tty 7, 133 9月 11 20:11 vcsa5
crw-rw—-. 1 vcsa tty 7, 134 9月 11 20:11 vcsa6
crw-rw—-. 1 root root 10, 63 9月 11 20:11 vga_arbiter
drwxr-xr-x. 2 root root 100 9月 11 20:11 VolGroup
crw-rw—-. 1 root root 10, 130 9月 11 20:11 watchdog
crw-rw-rw-. 1 root root 1, 5 9月 11 20:11 zero
[root@localhost ~]# date
2017年 09月 11日 星期一 20:25:19 CST
[root@localhost ~]# mkfs -t ext4 /dev/sdb1
mke2fs 1.41.12 (17-May-2010)
文件系统标签=
操作系统:Linux
块大小=4096 (log=2)
分块大小=4096 (log=2)
Stride=0 blocks, Stripe width=0 blocks
390627328 inodes, 1562499840 blocks
78124992 blocks (5.00%) reserved for the super user
第一个数据块=0
Maximum filesystem blocks=4294967296
47684 block groups
32768 blocks per group, 32768 fragments per group
8192 inodes per group
Superblock backups stored on blocks:
32768, 98304, 163840, 229376, 294912, 819200, 884736, 1605632, 2654208,
4096000, 7962624, 11239424, 20480000, 23887872, 71663616, 78675968,
102400000, 214990848, 512000000, 550731776, 644972544
正在写入inode表: 完成
Creating journal (32768 blocks): 完成
Writing superblocks and filesystem accounting information: 完成
This filesystem will be automatically checked every 31 mounts or
180 days, whichever comes first. Use tune2fs -c or -i to override.
[root@localhost ~]# mount /dev/sdb1 /smb
[root@localhost ~]# df -h
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
45G 3.6G 39G 9% /
tmpfs 7.8G 72K 7.8G 1% /dev/shm
/dev/sda1 477M 42M 410M 10% /boot
/dev/mapper/VolGroup-lv_home
4.3G 8.9M 4.1G 1% /home
/dev/sdb1 5.8T 56M 5.5T 1% /smb
[root@localhost ~]# vim /etc/fstab
[root@localhost ~]# df -Th
Filesystem Type Size Used Avail Use% Mounted on
/dev/mapper/VolGroup-lv_root
ext4 45G 3.6G 39G 9% /
tmpfs tmpfs 7.8G 72K 7.8G 1% /dev/shm
/dev/sda1 ext4 477M 42M 410M 10% /boot
/dev/mapper/VolGroup-lv_home
ext4 4.3G 8.9M 4.1G 1% /home
/dev/sdb1 ext4 5.8T 56M 5.5T 1% /smb
[root@localhost ~]# cat /etc/fstab
#
# /etc/fstab
# Created by anaconda on Fri Sep 8 19:01:47 2017
#
# 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/VolGroup-lv_root / ext4 defaults 1 1
UUID=90e21a0d-4085-4775-bcac-1dd5f7150825 /boot ext4 defaults 1 2
/dev/mapper/VolGroup-lv_home /home ext4 defaults 1 2
/dev/mapper/VolGroup-lv_swap swap swap defaults 0 0
tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0
sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0
/dev/sdb1 /smb ext4 defaults 0 0
[root@localhost ~]#
