极路由扩容 - V2EX
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helloworld12
V2EX    Linux

极路由扩容

  •  
  •   helloworld12 2018-07-23 07:03:53 +08:00 1902 次点击
    这是一个创建于 2637 天前的主题,其中的信息可能已经有所发展或是发生改变。

    我有个外接硬盘

    可以 在极路由里面

    cp /* /someMountDeviceDir mount /mnt/xxx / 

    这样子,扩容吗?会有什么后果,可能有知识遗漏的太多...

    我看了下 /etc/fstab 文件是空的,没有挂载信息

    第 1 条附言    2018-07-23 21:22:18 +08:00

    来求教下,谢谢

    root@Hiwifi:~# mount rootfs on / type rootfs (rw) /dev/root on /rom type squashfs (ro,relatime) ubi0:overlay on /overlay type ubifs (rw,relatime) overlayfs:/overlay on / type overlayfs (rw,noatime,lowerdir=/,upperdir=/overlay) /dev/sda1 on /tmp/storage/sda1 type vfat (rw,dirsync,nosuid,nodev,noatime,nodiratime,fmask=0000,dmask=0000,allow_utime=0022,codepage=437,iocharset=utf8,shortname=mixed,errors=remount-ro) /dev/sda2 on /tmp/storage/sda2 type exfat (rw,dirsync,nosuid,nodev,noatime,nodiratime,fmask=0000,dmask=0000,allow_utime=0022,iocharset=utf8,namecase=0,errors=remount-ro) root@Hiwifi:~# mount -t exfat /dev/sda2 /mnt root@Hiwifi:~# df -h Filesystem Size Used Available Use% Mounted on rootfs 10.3M 1.9M 7.8M 20% / /dev/root 11.3M 11.3M 0 100% /rom ubi0:overlay 10.3M 1.9M 7.8M 20% /overlay overlayfs:/overlay 10.3M 1.9M 7.8M 20% / tmpfs 524.3K 0 524.3K 0% /dev ubi1:opt 35.5M 20.5K 33.6M 0% /tmp/cryptdata tmpfs 130.5M 2.8M 127.7M 2% /plugins/tmp ubi1:opt 35.5M 20.5K 33.6M 0% /plugins/crypt /dev/sda1 206.5M 512 206.5M 0% /tmp/storage/sda1 /dev/sda2 999.9G 11.3M 999.9G 0% /tmp/storage/sda2 /dev/sda2 999.9G 11.3M 999.9G 0% /mnt root@Hiwifi:~# mkdir /mnt/workdir root@Hiwifi:~# mount -t overlay overlayfs:/mnt -olowerdir=/,upperdir=/mnt,workdir=/mnt/workdir / mount: mounting overlayfs:/mnt on / failed: No such device 

    上面写的, overlay 挂载方式,错在哪里了

    9 条回复    2018-07-23 21:41:00 +08:00
    mikeguan
        1
    mikeguan  
       2018-07-23 08:04:01 +08:00 via Android
    后面的 mount 应该运行会报错 如果可以这样运行的话 那么就可以随意更换任意系统
    以上为直觉 楼主可以试下
    shierji
        2
    shierji  
       2018-07-23 08:33:53 +08:00 via Android   1
    应该是挂载到 overlay 之类的吧 别动根
    vmebeh
        3
    vmebeh  
       2018-07-23 08:39:02 +08:00 via iPhone   2
    ThirdFlame
        4
    ThirdFlame  
       2018-07-23 08:51:50 +08:00
    这样操作有什么意义? 都是些固件里面自带的软件,挪出来没啥意义。
    img src="https://cdn.v2ex.com/gravatar/3cd2806e032294eb4e0326551f9b5050?s=48&d=retro" class="avatar" border="0" align="default" alt="azh7138m" data-uid="161909" />
        5
    azh7138m  
       2018-07-23 09:27:23 +08:00 via Android
    @ThirdFlame 内置 room 太小,我极二是放 sd 卡的
    bao3
        6
    bao3  
       2018-07-23 09:39:24 +08:00 via iPhone
    这样折腾路由的方向是错的,加钱用软路由吧,接入使用 ap。
    helloworld12
        7
    helloworld12  
    OP
       2018-07-23 21:20:45 +08:00
    来求教下,谢谢

    root@Hiwifi:~# mount
    rootfs on / type rootfs (rw)
    /dev/root on /rom type squashfs (ro,relatime)
    proc on /proc type proc (rw,noatime)
    sysfs on /sys type sysfs (rw,noatime)
    tmpfs on /tmp type tmpfs (rw,nosuid,nodev,noatime)
    ubi0:overlay on /overlay type ubifs (rw,relatime)
    overlayfs:/overlay on / type overlayfs (rw,noatime,lowerdir=/,upperdir=/overlay)
    tmpfs on /dev type tmpfs (rw,relatime,size=512k,mode=755)
    devpts on /dev/pts type devpts (rw,relatime,mode=600)
    binfmt_misc on /proc/sys/fs/binfmt_misc type binfmt_misc (rw,relatime)
    debugfs on /sys/kernel/debug type debugfs (rw,noatime)
    cgroup_root on /sys/fs/cgroup type tmpfs (rw,relatime)
    cgroup on /sys/fs/cgroup/memory type cgroup (rw,relatime,memory)
    ubi1:opt on /tmp/cryptdata type ubifs (rw,dirsync,noatime,nodiratime)
    tmpfs on /plugins/tmp type tmpfs (rw,nosuid,nodev,noatime)
    ubi1:opt on /plugins/crypt type ubifs (rw,dirsync,noatime,nodiratime)
    /dev/sda1 on /tmp/storage/sda1 type vfat (rw,dirsync,nosuid,nodev,noatime,nodiratime,fmask=0000,dmask=0000,allow_utime=0022,codepage=437,iocharset=utf8,shortname=mixed,errors=remount-ro)
    /dev/sda2 on /tmp/storage/sda2 type exfat (rw,dirsync,nosuid,nodev,noatime,nodiratime,fmask=0000,dmask=0000,allow_utime=0022,iocharset=utf8,namecase=0,errors=remount-ro)
    root@Hiwifi:~# mount -t exfat /dev/sda2 /mnt
    root@Hiwifi:~# df -h
    Filesystem Size Used Available Use% Mounted on
    rootfs 10.3M 1.9M 7.8M 20% /
    /dev/root 11.3M 11.3M 0 100% /rom
    tmpfs 130.5M 2.8M 127.7M 2% /tmp
    ubi0:overlay 10.3M 1.9M 7.8M 20% /overlay
    overlayfs:/overlay 10.3M 1.9M 7.8M 20% /
    tmpfs 524.3K 0 524.3K 0% /dev
    cgroup_root 130.5M 0 130.5M 0% /sys/fs/cgroup
    ubi1:opt 35.5M 20.5K 33.6M 0% /tmp/cryptdata
    tmpfs 130.5M 2.8M 127.7M 2% /plugins/tmp
    ubi1:opt 35.5M 20.5K 33.6M 0% /plugins/crypt
    /dev/sda1 206.5M 512 206.5M 0% /tmp/storage/sda1
    /dev/sda2 999.9G 11.3M 999.9G 0% /tmp/storage/sda2
    /dev/sda2 999.9G 11.3M 999.9G 0% /mnt
    root@Hiwifi:~# mkdir /mnt/workdir
    root@Hiwifi:~# mount -t overlay overlayfs:/mnt -olowerdir=/,upperdir=/mnt,workdir=/mnt/workdir /
    mount: mounting overlayfs:/mnt on / failed: No such device

    上面写的, overlay 挂载方式,错在哪里了
    helloworld12
        8
    helloworld12  
    OP
       2018-07-23 21:23:31 +08:00
    @bao3 ? 软路由? 现在的问题是,路由器里面的硬盘空间不够大...下载东西都不行
    helloworld12
        9
    helloworld12  
    OP
       2018-07-23 21:41:00 +08:00
    root@Hiwifi:~# mount -t overlay /mnt -olowerdir=/,upperdir=/mnt,workdir=/mnt/workdir /
    mount: mounting /mnt on / failed: No such device
    root@Hiwifi:~# mount -t overlay /dev/sda2 -olowerdir=/,upperdir=/mnt,workdir=/mnt/workdir /
    mount: mounting /dev/sda2 on / failed: No such device
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