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How to mount an ext4 formatted SD card?
I trying to mount an ext4 sdcard on a Samsung Galaxy Tab a6 (sm-t580) running Android 6.0.1. It has the original ROM, but is rooted and has TWRP installed. This sucessfully mounts the volume and the volume can be viewed on the command line but is invisible to the gui.
Can a SDA1 partition be used as an ext4 partition?
Using anything but ext4 is not an option, the 4TB drive already contains important data. As a side note, sda1 is just a small 1GB partition. I will assume that your device is rooted from what you have done so far so will not go into that.
Is there an empty directory in Android SDA1?
From what I understand, android is case-insensitive in regards to filesystems by design, so the filesystem has to be fused. The problem is, I see just an empty directory in /data/media/sda1. Even stranger is that, if I navigate to /storage/emulated/sda1 from the device as root with bash shell X, I also see an empty directory.
How is external SD card formatted in Marshmallow?
Marshmallow introduces a new way to format the external SD card called “Internal”. If you choose this, and then agree to Marshmallow’s request to move your app, app data, Photos, Movies to the external SD card, you will experience the startling side effect that you will lose visibility over the built-in local storage on your device.
Is there an option to migrate to internal mode in Marshmallow?
Internal mode: on first encounter with a new SD card that Marshmallow wants to convert to Internal, the data will be destroyed so you should copy data out somewhere first as backup. Marshmallow DOES allow a “Migrate” option but you would be advised to avoid it, because people have reported problems with that migration.
How big is the internal storage in Marshmallow?
Under Marshmallow, Settings – Storage will show both the internal storage and the external SD card. So this view will be the same regardless of if you chose “Internal” or “Portable” mode for the external SD card. When Internal storage is formatted as “Portable”: Internal storage 1.58 GB used of 5.75 GB.
How to mount an external drive on Linux?
After executing the commands above, mount reports: I am working via ssh, remotely, using rooted ssh/sftp daemon, and while logged in as root, I can list the files in /storage/emulated/sda1. From what I understand, android is case-insensitive in regards to filesystems by design, so the filesystem has to be fused.