Android分區(qū)查看

  1. 查看分區(qū)數(shù)： 
    # cat /proc/partitions
major minor  #blocks  name

 179        0   30535680 mmcblk0
 179        1       4096 mmcblk0p1
 179        2       4096 mmcblk0p2
 179        3      16384 mmcblk0p3
 179        4      16384 mmcblk0p4
 179        5      32768 mmcblk0p5
 179        6      32768 mmcblk0p6
 179        7      53248 mmcblk0p7
 179        8     131072 mmcblk0p8
 179        9       4096 mmcblk0p9
 179       10    2097152 mmcblk0p10
 179       11       4096 mmcblk0p11
 179       12      30720 mmcblk0p12
 179       13      16384 mmcblk0p13
 179       14      65536 mmcblk0p14
 179       15   28018688 mmcblk0p15
  2. 查看分區(qū)名字： 
    # ls -l /dev/block/mtd/by-name
lrwxrwxrwx root     root              2017-11-20 10:46 backup -> /dev/block/mmcblk0p7
lrwxrwxrwx root     root              2017-11-20 10:46 boot -> /dev/block/mmcblk0p5
lrwxrwxrwx root     root              2017-11-20 10:46 cache -> /dev/block/mmcblk0p8
lrwxrwxrwx root     root              2017-11-20 10:46 kernel -> /dev/block/mmcblk0p4
lrwxrwxrwx root     root              2017-11-20 10:46 kpanic -> /dev/block/mmcblk0p9
lrwxrwxrwx root     root              2017-11-20 10:46 metadata -> /dev/block/mmcblk0p11
lrwxrwxrwx root     root              2017-11-20 10:46 minikernel -> /dev/block/mmcblk0p12
lrwxrwxrwx root     root              2017-11-20 10:46 miniresource -> /dev/block/mmcblk0p13
lrwxrwxrwx root     root              2017-11-20 10:46 misc -> /dev/block/mmcblk0p2
lrwxrwxrwx root     root              2017-11-20 10:46 radical_update -> /dev/block/mmcblk0p14
lrwxrwxrwx root     root              2017-11-20 10:46 recovery -> /dev/block/mmcblk0p6
lrwxrwxrwx root     root              2017-11-20 10:46 resource -> /dev/block/mmcblk0p3
lrwxrwxrwx root     root              2017-11-20 10:46 system -> /dev/block/mmcblk0p10
lrwxrwxrwx root     root              2017-11-20 10:46 uboot -> /dev/block/mmcblk0p1
lrwxrwxrwx root     root              2017-11-20 10:46 userdata -> /dev/block/mmcblk0p15
  3. 查看分區(qū)掛載點(diǎn)： 
    # cat /proc/mounts
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
none /acct cgroup rw,relatime,cpuacct 0 0
none /sys/fs/cgroup tmpfs rw,seclabel,relatime,mode=750,gid=1000 0 0
none /sys/fs/cgroup/memory cgroup rw,relatime,memory 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
adb /dev/usb-ffs/adb functionfs rw,relatime 0 0
/dev/block/platform/ff0f0000.rksdmmc/by-name/system /system ext4 rw,seclabel,relatime,noauto_da_alloc,data=ordered 0 0
/dev/block/platform/ff0f0000.rksdmmc/by-name/cache /cache ext4 rw,seclabel,nosuid,nodev,noatime,nodiratime,discard,noauto_da_alloc,data=ordered 0 0
/dev/block/platform/ff0f0000.rksdmmc/by-name/metadata /metadata ext4 rw,seclabel,nosuid,nodev,noatime,nodiratime,discard,noauto_da_alloc 0 0
/dev/block/platform/ff0f0000.rksdmmc/by-name/userdata /data ext4 rw,seclabel,nosuid,nodev,noatime,nodiratime,discard,noauto_da_alloc,data=ordered 0 0
/sys/kernel/debug /sys/kernel/debug debugfs rw,relatime,mode=755 0 0
/dev/fuse /mnt/shell/emulated fuse rw,nosuid,nodev,relatime,user_id=1023,group_id=1023,default_permissions,allow_other 0 0
  4. 查看磁盤使用情況： 
    # df
Filesystem               Size     Used     Free   Blksize
/dev                  1007.4M   128.0K  1007.3M   4096
/sys/fs/cgroup        1007.4M     0.0K  1007.4M   4096
/mnt/secure           1007.4M     0.0K  1007.4M   4096
/mnt/asec             1007.4M     0.0K  1007.4M   4096
/mnt/obb              1007.4M     0.0K  1007.4M   4096
/dev/usb-ffs/adb: Permission denied
/system                  2.0G   784.0M     1.2G   4096
/cache                 108.0M    72.0K   107.9M   4096
/metadata                3.9M    24.0K     3.8M   4096
/data                   26.2G   702.9M    25.5G   4096
/mnt/shell/emulated     26.2G   802.9M    25.4G   4096
  5. 更詳細(xì)的內(nèi)容，可以通過recovery.img下的/etc/recovery.fstab來查看： 
    # Android fstab file.
#<src>                                       <mnt_point>         <type>    <mnt_flags and options>       <fs_mgr_flags>
#/dev/block/rknand_user                  /mnt/internal_sd     vfat            defaults                  defaults            
/dev/block/mmcblk0p1                         /mnt/external_sd     vfat       /dev/block/mmcblk0        defaults
/dev/block/rknand_system                /system              ext4            defaults                  defaults
/dev/block/rknand_cache                 /cache               ext4            defaults                  defaults
/dev/block/rknand_metadata              /metadata            ext4            defaults                  defaults
/dev/block/rknand_userdata              /data                ext4            defaults                  defaults
/dev/block/rknand_cust                  /cust                ext4            defaults                  defaults
/dev/block/rknand_custom                /custom              ext4            defaults                  defaults
/dev/block/rknand_radical_update        /radical_update      ext4            defaults                  defaults
misc                                         /misc                mtd             defaults                  defaults
uboot                                        /uboot               mtd             defaults                  defaults
charge                                       /charge              mtd             defaults                  defaults
resource                                     /resource           mtd              defaults                  defaults
parameter                                    /parameter           mtd             defaults                  defaults
boot                                         /boot                mtd             defaults                  defaults
recovery                                     /recovery            mtd             defaults                  defaults
backup                                       /backup              mtd             defaults                  defaults
minikernel                                   /minikernel          mtd             defaults                  defaults
miniresource                                 /miniresource        mtd             defaults                  defaults
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