Open-Channel SSD 1.2¶
This introduction will go through how to retrieve device information, construct physical addresses, issue vectorized IO, retrieve and mange media state, and introduce the virtual block abstraction.
It will be using the command-line interface (CLI), and provide notes for the
corresponding parts of the C API. It is assumed throughout that an Open-Channel
SSD available at the path
/dev/nvme0n1 and that liblightnvm is installed on
NOTE: This tutorial was written prior to the release of the Open-Channel SSD 2.0 specification. Concept such as planes/plane-mode, thus, if you have a 2.0 drive you probably would prefer to read the 2.0 guide. Also, since it has not been updated some of the command-line output might not reflect the latest state of the library.