#h event clock absdiff pctdiff
_null_getpage+128	815812813.281756	-	-
_null_getpage+128	815812813.328709	0.0469529628753662	5.75535982163474e-09
_null_getpage+128	815812813.353830	0.0251209735870361	3.07925705218292e-09
_null_getpage+128	815812813.357169	0.00333905220031738	4.09291463147097e-10
_null_getpage+128	815812813.375844	0.0186749696731567	2.289124339235e-09
_null_getpage+128	815812813.378358	0.00251400470733643	3.0815950253753e-10
#  | /home/johnh/BIN/DB/dbrow 
#  | /home/johnh/BIN/DB/dbcol event clock
#  | dbroweval   { if (defined(_last_clock)) { _absdiff = _clock - _last_clock; _pctdiff = 100.0 * _absdiff / _last_clock; }  }