2010-11-14.

[Playing with conversion of millions of lines of 
phasor-measurements, provided in ascii ...]

gcc profiling:

$ gcc -static  -o prog  prog.c  -pg -g
[ includes 'instruments' in the output executable]

$ ./prog <infile >outfile
[ creates gprof.out with profiling data]

$ gprof -q prog
[ -q for the table of internal calls within each function]