Repairing Corrupt Boot Partition
A guide that walks a person through rescuing a system from an unrepairable boot partition.
dd
command, and using the status=progress
I was only able to see how much has been transferred, how long the command has been running, and the speed. The only thing that was missing was a estimate of how long it would take to complete. Additionally, a progress bar would have been nice. While waiting for the process to complete I looked for a tool that would provide what I was missing.# gpg —gen-key or # gpg --full-generate-key
cryptsetup
is a command line tool that interfaces with the dm_crypt
kernel module that creates, access, and manages encrypted devices.
--debug
option does not leak the passphrase, however, using strace
does.The Logical Volume Manager uses a device mapper framework which creates an abstract layer of virtual devices to manage phyical devices with greater flexibility. Device mappers is not only for LVM, but is also used for software RAID, disk encryption, and features such as snapshots. Other features provided by a device mapper are: