【问题标题】:Why after installation Raspbian on Orangepi PC disk size is shown only 3.6G of 32G?为什么在Orangepi PC上安装Raspbian后显示32G的磁盘大小只有3.6G?
【发布时间】:2019-01-06 17:47:22
【问题描述】:

我是 OrangePI PC 的新手。我已经在我的 macOS 上通过 dd 安装了它,并且我尝试在 Windows 中安装从 orangepi.org 下载的 Raspbian 映像,安装后当我检查它显示的可用磁盘空间时:

root@orangepi:~# df -h
Filesystem      Size  Used Avail Use% Mounted on
rootfs          3.4G  2.7G  474M  86% /
/dev/root       3.4G  2.7G  474M  86% /
devtmpfs        374M     0  374M   0% /dev
tmpfs           101M  188K  101M   1% /run
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           201M     0  201M   0% /run/shm
/dev/mmcblk0p1   41M  4.9M   37M  12% /boot

我已将它安装在 32G 闪存驱动器上。但是当我通过fdisk 命令检查它时,它显示32G 为磁盘大小:

root@orangepi:~# sudo fdisk -l

Disk /dev/mmcblk0: 32.0 GB, 32010928128 bytes
4 heads, 16 sectors/track, 976896 cylinders, total 62521344 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: 0x34605ba5

        Device Boot      Start         End      Blocks   Id  System
/dev/mmcblk0p1           40960      124927       41984   83  Linux
/dev/mmcblk0p2          124928     7170047     3522560   83  Linux
root@orangepi:~# 

如何解决这个问题?

【问题讨论】:

    标签: orange-pi


    【解决方案1】:

    这解决了我的问题(解决方案取自here):

    root@orangepi:~# fdisk /dev/mmcblk0
    
    Command (m for help): p
    
    Disk /dev/mmcblk0: 15.8 GB, 15804137472 bytes
    4 heads, 16 sectors/track, 482304 cylinders, total 30867456 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: 0x34605ba5
    
            Device Boot      Start         End      Blocks   Id  System
    /dev/mmcblk0p1           40960      124927       41984   83  Linux
    /dev/mmcblk0p2          124928     7170047     3522560   83  Linux
    
    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 (2048-30867455, default 2048): 124928
    Last sector, +sectors or +size{K,M,G} (124928-30867455, default 30867455): 
    Using default value 30867455
    
    Command (m for help): w
    

    然后退出(命令 q),重新启动。然后您就可以使用调整大小了:

    resize2fs /dev/root
    

    【讨论】:

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