http://sourceware.org/systemtap/examples/subsystem-index.html Tally Reschedule Reason During AIO io_submit Call - http://sourceware.org/systemtap/examples/io/io_submit.stp Periodically Print I/O Activity by Process Name - http://sourceware.org/systemtap/examples/io/iotop.stp Track Cumulative I/O Activity by Process Name - http://sourceware.org/systemtap/examples/io/traceio.stp Watch I/O Activity on a Particular Device http://sourceware.org/systemtap/examples/io/traceio2.stp