Converting content of Linux /proc/diskstats to more readable form. See https://www.kernel.org/doc/Documentation/ABI/testing/procfs-diskstats for file documentation.
To get a list of recently modified files (either content or permissions modification) use:
cd / find . -xdev -ctime -0.2
where -0.2 = "not older than 0.2 days", -xdev = don't descend into directories that are mount points