NAME

diskdevstat - tool for recording harddisk activity

SYNOPSIS

diskdevstat [update interval] [total duration] [display histogram]

DESCRIPTION

diskdevstat is a simple systemtap script to record harddisk activity of processes and display statistics for read/write operations.

update interval

Sets sampling interval in seconds.

total duration

Sets total measurement time in seconds.

display histogram

If this parameter is present, the histogram will be shown at the end of the measurement.

SEE ALSO

tuned(8) netdevstat(8) varnetload(8) scomes(8) stap(1)

AUTHOR

Written by Phil Knirsch <pknirsch@redhat.com>.

REPORTING BUGS

Report bugs to https://bugzilla.redhat.com/.