| To obtain time information for the execution of a
command:
 
% gm time convert input.ppm -gaussian 0x2 output.ppm
convert input.ppm -gaussian 0x2 output.ppm    22.60s user 0.00s system 2354% cpu 0.960 total
 Here is the interpretation of the above output:
 
user - the total user time consumed.
system - the total system time consumed.
total - the total elapsed time consumed.
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