Diff Report
Run #519ec8bd1b3c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519ec8bd1b3c1Run #519ec8682c2dcDiffDiff%
Number of Function Calls54 54 0 0.0%
Incl. Wall Time (microsec)1,254 1,230 -24 -1.9%
Incl. Wall Time (microsec) per call 23 23 -0 -1.9%
Excl. Wall Time (microsec)485 467 -18 -3.7%
Incl. CPU (microsecs)1,303 1,283 -20 -1.5%
Incl. CPU (microsecs) per call 24 24 -0 -1.5%
Excl. CPU (microsec)407 413 6 1.5%
Incl. MemUse (bytes)20,248 20,248 0 0.0%
Incl. MemUse (bytes) per call 375 375 0 0.0%
Excl. MemUse (bytes)-193,368 -193,368 0 0.0%
Incl. PeakMemUse (bytes)42,280 42,280 0 0.0%
Incl. PeakMemUse (bytes) per call 783 783 0 0.0%
Excl. PeakMemUse (bytes)13,072 13,072 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytes [View Callgraph Diff]


Function NameCalls DiffCalls
Diff%		Incl. Wall
Diff
(microsec)		IWall
Diff%		Incl. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -24 -0.9% -20 -0.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-18 -75.0% 6 30.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -24 -100.0% -20 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -9 -37.5% -9 -45.0% 0 N/A% 0 N/A%
strlen0 N/A% 7 29.2% -8 -40.0% 0 N/A% 0 N/A%
print_r0 N/A% -2 -8.3% -2 -10.0% 0 N/A% 0 N/A%
fclose0 N/A% -1 -4.2% -1 -5.0% 0 N/A% 0 N/A%
fopen0 N/A% -1 -4.2% -1 -5.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -4 -20.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -5.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%