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How to remount as read-write a specific mount of device? 0 mount -o rw,remount foo will remount foo mount point rw 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 foo bar baz then mount -o rw,remount foo will keep other mount points read only
NFS partition mounted as read only - Unix Linux Stack Exchange This looks more like a permissions problem to me than a read-only filesystem From the pi, can you make the export data directory temporarily world-writable? If so, can you now write from the client? When you create a file this way, who is the owner? Without no_root_squash, your root user is mapped to nobody Otherwise, you'll need to map the user from the client to a user on the pi
What does the d mean in ls -al results and what is that slot called? -rw-rw-r-- 1 el users 182 Dec 21 11:45 myfile txt my_empty_directory has a 'd' and is a directory, and myfile txt has a '-' and is a normal text file c means character device file el@angeliqe dev $ ls -al total 4 drwxr-xr-x 12 root root 4080 Dec 19 21:18 drwxr-xr-x 20 root root 4096 Nov 3 19:00
mount: is busy when trying to mount as read-only so that I can run . . . dev sda1 ext2 relatime,rw,errors=remount-ro 0 1 becomes: dev sda1 ext2 noatime,ro 0 1 On reboot, the filesystem will be mounted read-only, so you can run zerofree on it When you're finished, remount the filesystem read write again (mount -o remount,rw ) and undo your changes to etc fstab
How to get permission number by string : -rw-r--r-- What do you mean by “set the same”? Do you already have a file with -rw-r--r-- permission and want to set another file with the same permissions? Then see if your chmod supports --reference: “--reference=RFILE use RFILE's mode instead of MODE values” – man chmod