Show total number of blocks and characters used.
Show process accounting data with possible
Show total system activity (similar to output from the sar command).
Include fork/exit flag and system exit status.
Show "hog" factor (fraction of CPU time used) instead of mean memory size.
Show total kcore-minutes instead of memory size.
Show mean core size (this is the default behavior).
Show CPU use computation.
Show user and system CPU times.