-u 500 -o pid,ppid,fname,comm,args           # right margin trouble-u 500 -o pid,ppid,fname,comm,args,wchan,wchan,wchan,wchan,wchan,nice,wchan-u 500 -o pid,pid,pid,pid,user,user,user,args   # had trouble-u 500 -o user,user,user,pid,pid,pid,pid,args   # no trouble!Test with each type of field (RIGHT,LEFT,UNLIMITED...) hanging off theedge of the screen and each type of field to the left of the one thathangs off the edge.Test "ps ef" as _both_ normal user and root. Especially after su!On a 108-col screen, try "ps alx" and "ps alx | cat"These ought to be the same:CMD_ENV=old ps -mCMD_ENV=old ps mThese ought to be the same:CMD_ENV=old ps -XCMD_ENV=old ps Xps Xps -X        # needs to be a non-SysV optionThis should fail:ps x -x