------------
$ fio
+ --debug Enable some debugging options (see below)
--output Write output to file
--runtime Runtime in seconds
--latency-log Generate per-job latency logs
be used as an extra precaution. It will also enable a write check in the
io engine core to prevent an accidental write due to a fio bug.
+The debug switch allows adding options that trigger certain logging
+options in fio. Currently the options are:
+
+ process Dump info related to processes
+ file Dump info related to file actions
+ io Dump info related to IO queuing
+ mem Dump info related to memory allocations
+
+You can specify as many as you want, eg --debug=file,mem will enable
+file and memory debugging. Specifying --debug=help or --debug=? will
+dump the current modifier list.
+
Job file
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