android模拟机上不能加文件提示read only file system 是什么问题啊
mount -o remount ,rw /都试过了 ,没什么用额。
使用重新挂载还是无用
# mount -o remount,rw rootfs /system/
mount -o remount,rw rootfs /system/
# cd sdcard
cd sdcard
# mkdir a
mkdir a
mkdir failed for a, Read-only file system
查看mounts
# cat /proc/mounts
cat /proc/mounts
rootfs / rootfs ro 0 0
tmpfs /dev tmpfs rw,mode=755 0 0
devpts /dev/pts devpts rw,mode=600 0 0
proc /proc proc rw 0 0
sysfs /sys sysfs rw 0 0
none /acct cgroup rw,cpuacct 0 0
tmpfs /mnt/asec tmpfs rw,mode=755,gid=1000 0 0
none /dev/cpuctl cgroup rw,cpu 0 0
/dev/block/mtdblock0 /system yaffs2 rw 0 0
/dev/block/mtdblock1 /data yaffs2 rw,nosuid,nodev 0 0
/dev/block/mtdblock2 /cache yaffs2 rw,nosuid,nodev 0 0
查看文件权限
# ls -l
ls -l
dr-x------ root root 2012-05-31 03:12 config
drwxrwx--- system cache 2012-05-31 03:12 cache
lrwxrwxrwx root root 2012-05-31 03:12 sdcard -> /mnt/sdcard
drwxr-xr-x root root 2012-05-31 03:12 acct
drwxrwxr-x root system 2012-05-31 03:12 mnt
lrwxrwxrwx root root 2012-05-31 03:12 d -> /sys/kernel/debug
lrwxrwxrwx root root 2012-05-31 03:12 etc -> /system/etc
drwxr-xr-x root root 2010-06-30 21:06 system
drwxr-xr-x root root 1970-01-01 00:00 sys
drwxr-x--- root root 1970-01-01 00:00 sbin
dr-xr-xr-x root root 1970-01-01 00:00 proc
-rwxr-x--- root root 12995 1970-01-01 00:00 init.rc
-rwxr-x--- root root 1677 1970-01-01 00:00 init.goldfish.rc
-rwxr-x--- root root 107412 1970-01-01 00:00 init
-rw-r--r-- root root 118 1970-01-01 00:00 default.prop
drwxrwx--x system system 2012-05-31 03:13 data
drwx------ root root 2010-01-28 00:59 root
drwxr-xr-x root root 2012-05-31 03:13 devmout查看
# mount
mount
rootfs / rootfs ro 0 0
tmpfs /dev tmpfs rw,mode=755 0 0
devpts /dev/pts devpts rw,mode=600 0 0
proc /proc proc rw 0 0
sysfs /sys sysfs rw 0 0
none /acct cgroup rw,cpuacct 0 0
tmpfs /mnt/asec tmpfs rw,mode=755,gid=1000 0 0
none /dev/cpuctl cgroup rw,cpu 0 0
/dev/block/mtdblock0 /system yaffs2 rw 0 0
/dev/block/mtdblock1 /data yaffs2 rw,nosuid,nodev 0 0
/dev/block/mtdblock2 /cache yaffs2 rw,nosuid,nodev 0 0
# mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
# exit
exitpush 还是失败
E:\>adb push e:/WL_LX_12_TianPing.dxf /mnt/sdcard
failed to copy 'e:/WL_LX_12_TianPing.dxf' to '/mnt/sdcard/WL_LX_12_TianPing.dxf'
: Read-only file system
mount -o remount ,rw /都试过了 ,没什么用额。
使用重新挂载还是无用
# mount -o remount,rw rootfs /system/
mount -o remount,rw rootfs /system/
# cd sdcard
cd sdcard
# mkdir a
mkdir a
mkdir failed for a, Read-only file system
查看mounts
# cat /proc/mounts
cat /proc/mounts
rootfs / rootfs ro 0 0
tmpfs /dev tmpfs rw,mode=755 0 0
devpts /dev/pts devpts rw,mode=600 0 0
proc /proc proc rw 0 0
sysfs /sys sysfs rw 0 0
none /acct cgroup rw,cpuacct 0 0
tmpfs /mnt/asec tmpfs rw,mode=755,gid=1000 0 0
none /dev/cpuctl cgroup rw,cpu 0 0
/dev/block/mtdblock0 /system yaffs2 rw 0 0
/dev/block/mtdblock1 /data yaffs2 rw,nosuid,nodev 0 0
/dev/block/mtdblock2 /cache yaffs2 rw,nosuid,nodev 0 0
查看文件权限
# ls -l
ls -l
dr-x------ root root 2012-05-31 03:12 config
drwxrwx--- system cache 2012-05-31 03:12 cache
lrwxrwxrwx root root 2012-05-31 03:12 sdcard -> /mnt/sdcard
drwxr-xr-x root root 2012-05-31 03:12 acct
drwxrwxr-x root system 2012-05-31 03:12 mnt
lrwxrwxrwx root root 2012-05-31 03:12 d -> /sys/kernel/debug
lrwxrwxrwx root root 2012-05-31 03:12 etc -> /system/etc
drwxr-xr-x root root 2010-06-30 21:06 system
drwxr-xr-x root root 1970-01-01 00:00 sys
drwxr-x--- root root 1970-01-01 00:00 sbin
dr-xr-xr-x root root 1970-01-01 00:00 proc
-rwxr-x--- root root 12995 1970-01-01 00:00 init.rc
-rwxr-x--- root root 1677 1970-01-01 00:00 init.goldfish.rc
-rwxr-x--- root root 107412 1970-01-01 00:00 init
-rw-r--r-- root root 118 1970-01-01 00:00 default.prop
drwxrwx--x system system 2012-05-31 03:13 data
drwx------ root root 2010-01-28 00:59 root
drwxr-xr-x root root 2012-05-31 03:13 devmout查看
# mount
mount
rootfs / rootfs ro 0 0
tmpfs /dev tmpfs rw,mode=755 0 0
devpts /dev/pts devpts rw,mode=600 0 0
proc /proc proc rw 0 0
sysfs /sys sysfs rw 0 0
none /acct cgroup rw,cpuacct 0 0
tmpfs /mnt/asec tmpfs rw,mode=755,gid=1000 0 0
none /dev/cpuctl cgroup rw,cpu 0 0
/dev/block/mtdblock0 /system yaffs2 rw 0 0
/dev/block/mtdblock1 /data yaffs2 rw,nosuid,nodev 0 0
/dev/block/mtdblock2 /cache yaffs2 rw,nosuid,nodev 0 0
# mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
mount -o remount,rw -t yaffs2 /dev/block/mtdblock0 /system
# exit
exitpush 还是失败
E:\>adb push e:/WL_LX_12_TianPing.dxf /mnt/sdcard
failed to copy 'e:/WL_LX_12_TianPing.dxf' to '/mnt/sdcard/WL_LX_12_TianPing.dxf'
: Read-only file system
先:adb shell
后:mount -o remount ,rw /
就行不需要附加多余的东西 就上面两行,解决的是我遇到的问题!
mount / -o rw,remount
第一步:adb shell(进入adb命令)
第二步:su(超级权限),可能要密码
第二步:adb remount
第三步:OK
adb kill-server
adb reboot
adb remount
2.用adb shell登录后,用su root切换到root用户,切换后显示#号,表示切换成功
3.用mount命令重新加载文件系统:mount -o rw,remount yaffs2 /system