man > proc_diskstats(5)

proc_diskstats(5)                        File Formats Manual                       proc_diskstats(5)

NAME
       /proc/diskstats - disk I/O statistics

DESCRIPTION
       /proc/diskstats (since Linux 2.5.69)
              This  file  contains  disk  I/O statistics for each disk device.  See the Linux kernel
              source file Documentation/admin-guide/iostats.rst (or Documentation/iostats.txt before
              Linux 5.3) for further information.

SEE ALSO
       proc(5)

Linux man-pages 6.7                          2023-08-15                            proc_diskstats(5)