orangepi 扩展磁盘空间

orangepi 扩展磁盘空间

买了好久，没有用，现在upgrade发现磁盘空间不够：

---

只有4G空间的lubuntu

root@orangepi:/home/orangepi# df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/root       3.4G  3.3G     0 100% /
devtmpfs        374M  4.0K  374M   1% /dev
none            4.0K     0  4.0K   0% /sys/fs/cgroup
none            101M  600K  100M   1% /run
none            5.0M     0  5.0M   0% /run/lock
none            502M     0  502M   0% /run/shm
none            100M  4.0K  100M   1% /run/user
overflow        1.0M  4.0K 1020K   1% /tmp

跟树莓派是一样的

跟树莓派的是一模一样的。 —— [ 玩玩树莓派之扩展SD卡剩余空间 ]

root@orangepi:/home/orangepi# cat /sys/block/mmcblk0/mmcblk0p
mmcblk0p1/ mmcblk0p2/
root@orangepi:/home/orangepi# cat /sys/block/mmcblk0/mmcblk0p
mmcblk0p1/ mmcblk0p2/
root@orangepi:/home/orangepi# cat /sys/block/mmcblk0/mmcblk0p 
mmcblk0p1/ mmcblk0p2/
root@orangepi:/home/orangepi# cat /sys/block/mmcblk0/mmcblk0p2/start
124928

我的操作过程

root@orangepi:/home/orangepi# fdisk /dev/mmcblk0

Command (m for help): d
Partition number (1-4): 2

Command (m for help): n
Partition type:
   p   primary (1 primary, 0 extended, 3 free)
   e   extended
Select (default p): p
Partition number (1-4, default 2): 2
First sector (2048-31116287, default 2048): 124928
Last sector, +sectors or +size{K,M,G} (124928-31116287, default 31116287):
Using default value 31116287

Command (m for help): w
The 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 at
the next reboot or after you run partprobe(8) or kpartx(8)
Syncing disks.
root@orangepi:/home/orangepi# 


orangepi@orangepi:~$ sudo resize2fs /dev/mmcblk0p2
[sudo] password for orangepi:
resize2fs 1.42.9 (4-Feb-2014)
Filesystem at /dev/mmcblk0p2 is mounted on /; on-line resizing required
old_desc_blocks = 1, new_desc_blocks = 1
The filesystem on /dev/mmcblk0p2 is now 3873920 blocks long.

orangepi@orangepi:~$ 

orangepi@orangepi:~$ df -h
Filesystem      Size  Used Avail Use% Mounted on
/dev/root        15G  3.3G  11G  24% /
devtmpfs        374M  4.0K  374M  1% /dev
none            4.0K    0  4.0K  0% /sys/fs/cgroup
none            101M  600K  100M  1% /run
none            5.0M    0  5.0M  0% /run/lock
none            502M    0  502M  0% /run/shm
none            100M  4.0K  100M  1% /run/user
overflow        1.0M  4.0K 1020K  1% /tmp
orangepi@orangepi:~$