Linux_常用命令_03_磁盘/挂载_信息查看

1、

1.1、

mount

不带参数的话，显示的是 当前已经挂载的情况

1.2、

df

不带参数的话，硬盘分区状况查询

2、

2.1、

cat /proc/partitions

2.2、

fdisk -l

2.3、

3、

3.1、ubuntu 的相关显示信息：

root@33zzz:~# fdisk -l

Disk /dev/sda: 128.8 GB, 128849018880 bytes
255 heads, 63 sectors/track, 15665 cylinders, total 251658240 sectors
Units = sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00017f96

   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *        2048   249561087   124779520   83  Linux
/dev/sda2       249563134   251656191     1046529    5  Extended
/dev/sda5       249563136   251656191     1046528   82  Linux swap / Solaris

root@33zzz:~# cat /proc/partitions
major minor  #blocks  name

  11        0    1048575 sr0
   8        0  125829120 sda
   8        1  124779520 sda1
   8        2          1 sda2
   8        5    1046528 sda5

root@33zzz:~# mount
/dev/sda1 on / type ext4 (rw,errors=remount-ro)
proc 　　　on /proc type proc (rw,noexec,nosuid,nodev)
sysfs　　　on /sys type sysfs (rw,noexec,nosuid,nodev)
none 　　　on /sys/fs/fuse/connections type fusectl (rw)
none 　　　on /sys/kernel/debug type debugfs (rw)
none 　　　on /sys/kernel/security type securityfs (rw)
udev 　　　on /dev type devtmpfs (rw,mode=0755)
devpts　　on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620)
tmpfs　　　on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755)
none　　　on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880)
none　　　on /run/shm type tmpfs (rw,nosuid,nodev)
.host:/　 on /mnt/hgfs type vmhgfs (rw,ttl=1)
vmware-vmblock 　on /run/vmblock-fuse type fuse.vmware-vmblock (rw,nosuid,nodev,default_permissions,allow_other)
gvfs-fuse-daemon on /home/zzz/.gvfs type fuse.gvfs-fuse-daemon (rw,nosuid,nodev,user=zzz)

root@33zzz:~# df /
文件系统           1K-块     已用     可用 已用% 挂载点
/dev/sda1      124602456 18693288 99670192   16% /

root@33zzz:~# 

3.2、android4.4 相关信息显示：

shell@mako:/dev/block # df
Filesystem               Size     Used     Free   Blksize
/dev                   917.4M   128.0K   917.3M   4096
/sys/fs/cgroup         917.4M    12.0K   917.4M   4096
/mnt/secure            917.4M     0.0K   917.4M   4096
/mnt/asec              917.4M     0.0K   917.4M   4096
/mnt/obb               917.4M     0.0K   917.4M   4096
/system                827.8M   288.6M   539.2M   4096
/cache                 551.7M     9.8M   542.0M   4096
/data                   12.9G   531.0M    12.4G   4096
/persist                15.8M     4.2M    11.6M   4096
/firmware               64.0M    44.4M    19.5M   16384
/mnt/shell/emulated     12.9G   531.0M    12.4G   4096

shell@mako:/dev/block # cat /proc/partitions
major minor  #blocks  name

 179        0   15388672 mmcblk0
 179        1      65536 mmcblk0p1
 179        2        512 mmcblk0p2
 179        3        512 mmcblk0p3
 179        4       2048 mmcblk0p4
 179        5        512 mmcblk0p5
 179        6      22528 mmcblk0p6
 179        7      22528 mmcblk0p7
 179        8        780 mmcblk0p8
 179        9        780 mmcblk0p9
 179       10        780 mmcblk0p10
 179       11        512 mmcblk0p11
 179       12        512 mmcblk0p12
 179       13        512 mmcblk0p13
 179       14       2048 mmcblk0p14
 179       15        512 mmcblk0p15
 179       16        512 mmcblk0p16
 179       17        512 mmcblk0p17
 179       18        512 mmcblk0p18
 179       19      16384 mmcblk0p19
 179       20      16384 mmcblk0p20
 179       21     860160 mmcblk0p21
 179       22     573440 mmcblk0p22
 179       23   13798400 mmcblk0p23
 179       24        512 mmcblk0p24
 179       25        495 mmcblk0p25
shell@mako:/dev/block # mount
rootfs / rootfs ro,relatime 0 0
tmpfs /dev tmpfs rw,seclabel,nosuid,relatime,mode=755 0 0
devpts /dev/pts devpts rw,seclabel,relatime,mode=600 0 0
proc /proc proc rw,relatime 0 0
sysfs /sys sysfs rw,seclabel,relatime 0 0
selinuxfs /sys/fs/selinux selinuxfs rw,relatime 0 0
debugfs /sys/kernel/debug debugfs rw,relatime 0 0
none /acct cgroup rw,relatime,cpuacct 0 0
none /sys/fs/cgroup tmpfs rw,seclabel,relatime,mode=750,gid=1000 0 0
tmpfs /mnt/secure tmpfs rw,seclabel,relatime,mode=700 0 0
tmpfs /mnt/asec tmpfs rw,seclabel,relatime,mode=755,gid=1000 0 0
tmpfs /mnt/obb tmpfs rw,seclabel,relatime,mode=755,gid=1000 0 0
none /dev/cpuctl cgroup rw,relatime,cpu 0 0
/dev/block/platform/msm_sdcc.1/by-name/system /system ext4 ro,seclabel,relatime,
data=ordered 0 0
/dev/block/platform/msm_sdcc.1/by-name/cache /cache ext4 rw,seclabel,nosuid,node
v,noatime,data=ordered 0 0
/dev/block/platform/msm_sdcc.1/by-name/userdata /data ext4 rw,seclabel,nosuid,no
dev,noatime,noauto_da_alloc,data=ordered 0 0
/dev/block/platform/msm_sdcc.1/by-name/persist /persist ext4 rw,seclabel,nosuid,
nodev,relatime,nodelalloc,data=ordered 0 0
/dev/block/platform/msm_sdcc.1/by-name/modem /firmware vfat ro,relatime,uid=1000
,gid=1000,fmask=0337,dmask=0227,codepage=cp437,iocharset=iso8859-1,shortname=mix
ed,errors=remount-ro 0 0
/dev/fuse /mnt/shell/emulated fuse rw,nosuid,nodev,relatime,user_id=1023,group_i
d=1023,default_permissions,allow_other 0 0
shell@mako:/dev/block #