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Is it possible to mount the root filesystem in read-only mode?
To mount / in readonly mode in RHEL 5/6 refer Is it possible to mount the root filesystem read-only (Stateless Linux)? Edited below file by changing the parameters as per your requirement. Minimal requirement is to edit READONLY to yes.
Where can I find the BeagleBone Black kernel?
The kernel is based on https://github.com/beagleboard/kernel/commit/9fdb452245a58158a4bea787cdc663c17681bcfe, but I applied the patches, added firmware and uploaded it to https://github.com/beagleboard/linux/commit/ddd36e546e53d3c493075bbebd6188ee843208f9 to pull down in the Buildroot makefile.
How to make eMMC flasher on BeagleBone Black?
For many BeagleBone Debian users, there is a simple alternative of using the /opt/scripts/tools/eMMC/beaglebone-black-make-microSD-flasher-from-eMMC.sh to write an image from the on-board eMMC to a microSD card in a way that the microSD card becomes a “flasher” to write to other BeagleBone eMMCs.
How long does it take for BeagleBone Black to blink?
You’ll notice USR0 (the LED closest to the S1 button in the corner) will (after about 20 seconds) start to blink steadily, rather than the double-pulse “heartbeat” pattern that is typical when your BeagleBone Black is running the typical Linux kernel configuration. It’ll run for a bit under 10 minutes and then USR0 will stay ON steady.
Which is the only drive mounted read only on boot?
In this mode the only drive (root) is mounted as read-only. Boot into single user mode by selecting your kernel and pressing e to edit and adding either 1, s, or single to the end of the statement. Hit return and then press b to boot.
How to mount a hard disk as read-only from?
You mount /dev/sda1 or whatever partition you want. Make a mount point, call it anything you like. When mounting the filesystem read-only, some trouble may happen. The system may try to write into the device anyway and fail.
How to remove read only partition from Linux?
If you’ve decided you want to remove read-only mode on the partition you’ve mounted without rebooting, the remount command must be used. Note: be sure to change “/dev/sda1” with the partition label for the file system you plan to re-mount as read/write on Linux. sudo mount -rw -o remount /dev/sda1 /location/to/mount/partition/
Why is my NFS partition mounted as read only?
As I said the problem comes when trying to create a file in the mounted directory: Note that I can create a file from the server, the problem must be in the nfs mount. This looks more like a permissions problem to me than a read-only filesystem.
Can a read only mount point fail in Linux?
If there is a /foo/bar mount point (whether ro or rw ), the mount command will likely fail. If there are /foo/what and /foo/ever directories, those will be rw as well. If your read-only mount point is will keep other mount points read only.
How to remount as read-write a specific mount of device?
– Unix & Linux Stack Exchange How to remount as read-write a specific mount of device? How to remount as read-write a specific mount of device? (one folder) The file is “Read-only file system”, rw-r-r, so it not allow to change permissions.