android 下面没有像以前windows 那样那么方便的查看分区情况. 前两天提到说查看android 下面的分区情况. 今天好好的看了下. 发现android下面查看分区也挺简单的..
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~ # fdisk -l /dev/block/mmcblk0
fdisk -l /dev/block/mmcblk0
Disk /dev/block/mmcblk0: 15.7 GB, 15758000128 bytes
1 heads, 16 sectors/track, 1923584 cylinders
Units = cylinders of 16 * 512 = 8192 bytes
Device Boot Start End Blocks Id System
/dev/block/mmcblk0p1 1 1923584 15388671+ ee EFI GPT
Partition 1 does not end on cylinder boundary
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这种方法查看到的信息还是有限, 因为分区是GPT的.. 所以可以使用这个命令
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~ # parted /dev/block/mmcblk0 print all
parted /dev/block/mmcblk0 print all
Model: MMC MAG2GC (sd/mmc)
Disk /dev/block/mmcblk0: 15.8GB
Sector size (logical/physical): 512B/512B
Partition Table: gpt
Number Start End Size File system Name Flags
1 4194kB 19.9MB 15.7MB apnhlos
2 19.9MB 80.2MB 60.2MB modem
3 80.2MB 80.7MB 524kB sbl1
4 80.7MB 80.7MB 32.8kB dbi
5 80.7MB 80.7MB 32.8kB ddr
6 80.7MB 82.8MB 2097kB aboot
7 82.8MB 83.4MB 524kB rpm
8 83.4MB 83.9MB 524kB tz
9 83.9MB 94.4MB 10.5MB pad
10 94.4MB 105MB 10.5MB param
11 105MB 120MB 14.7MB ext4 efs
12 120MB 123MB 3146kB modemst1
13 123MB 126MB 3146kB modemst2
14 126MB 137MB 11.5MB boot
15 137MB 151MB 13.6MB recovery
16 151MB 165MB 13.6MB fota
17 165MB 172MB 7331kB backup
18 172MB 175MB 3146kB fsg
19 175MB 175MB 1024B fsc
20 175MB 175MB 8192B ssd
21 175MB 184MB 8389kB ext4 persist
22 184MB 193MB 9437kB ext4 persdata
23 193MB 2559MB 2366MB ext4 system
24 2559MB 2923MB 365MB ext4 cache
25 2923MB 2934MB 10.5MB ext4 hidden
26 2934MB 15.8GB 12.8GB ext4 userdata
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这样就把所有分区显示完整了.. 分区真多. 有很多都不知道是什么用的..同时也可以使用这条命令观察分区的链接情况
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~ # cd /dev/block/platform/msm\_sdcc.1/by-name/
cd /dev/block/platform/msm\_sdcc.1/by-name/
/dev/block/platform/msm\_sdcc.1/by-name # ls -l
ls -l
lrwxrwxrwx 1 root root 20 Mar 19 1970 aboot -> /dev/block/mmcblk0p6
lrwxrwxrwx 1 root root 20 Mar 19 1970 apnhlos -> /dev/block/mmcblk0p1
lrwxrwxrwx 1 root root 21 Mar 19 1970 backup -> /dev/block/mmcblk0p17
lrwxrwxrwx 1 root root 21 Mar 19 1970 boot -> /dev/block/mmcblk0p14
lrwxrwxrwx 1 root root 21 Mar 19 1970 cache -> /dev/block/mmcblk0p24
lrwxrwxrwx 1 root root 20 Mar 19 1970 dbi -> /dev/block/mmcblk0p4
lrwxrwxrwx 1 root root 20 Mar 19 1970 ddr -> /dev/block/mmcblk0p5
lrwxrwxrwx 1 root root 21 Mar 19 1970 efs -> /dev/block/mmcblk0p11
lrwxrwxrwx 1 root root 21 Mar 19 1970 fota -> /dev/block/mmcblk0p16
lrwxrwxrwx 1 root root 21 Mar 19 1970 fsc -> /dev/block/mmcblk0p19
lrwxrwxrwx 1 root root 21 Mar 19 1970 fsg -> /dev/block/mmcblk0p18
lrwxrwxrwx 1 root root 21 Mar 19 1970 hidden -> /dev/block/mmcblk0p25
lrwxrwxrwx 1 root root 20 Mar 19 1970 modem -> /dev/block/mmcblk0p2
lrwxrwxrwx 1 root root 21 Mar 19 1970 modemst1 -> /dev/block/mmcblk0p12
lrwxrwxrwx 1 root root 21 Mar 19 1970 modemst2 -> /dev/block/mmcblk0p13
lrwxrwxrwx 1 root root 20 Mar 19 1970 pad -> /dev/block/mmcblk0p9
lrwxrwxrwx 1 root root 21 Mar 19 1970 param -> /dev/block/mmcblk0p10
lrwxrwxrwx 1 root root 21 Mar 19 1970 persdata -> /dev/block/mmcblk0p22
lrwxrwxrwx 1 root root 21 Mar 19 1970 persist -> /dev/block/mmcblk0p21
lrwxrwxrwx 1 root root 21 Mar 19 1970 recovery -> /dev/block/mmcblk0p15
lrwxrwxrwx 1 root root 20 Mar 19 1970 rpm -> /dev/block/mmcblk0p7
lrwxrwxrwx 1 root root 20 Mar 19 1970 sbl1 -> /dev/block/mmcblk0p3
lrwxrwxrwx 1 root root 21 Mar 19 1970 ssd -> /dev/block/mmcblk0p20
lrwxrwxrwx 1 root root 21 Mar 19 1970 system -> /dev/block/mmcblk0p23
lrwxrwxrwx 1 root root 20 Mar 19 1970 tz -> /dev/block/mmcblk0p8
lrwxrwxrwx 1 root root 21 Mar 19 1970 userdata -> /dev/block/mmcblk0p26
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可以查看到分区以后, 最检查做的两个操作, 一个是重新分区.
http://www.cnblogs.com/freeliver54/archive/2013/06/26/3157599.html
http://bbs.ydss.cn/thread-496703-1-1.html
一个是像windows的ghost那样备份分区..
http://bbs.zoopda.com/thread-145901-1-1.html
