Diff Report
Run #51e30feb01694: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51e30f7568a45: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51e30feb01694Run #51e30f7568a45DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)769 784 15 2.0%
Incl. Wall Time (microsec) per call 128 131 3 2.0%
Excl. Wall Time (microsec)129 134 5 3.9%
Incl. CPU (microsecs)772 790 18 2.3%
Incl. CPU (microsecs) per call 129 132 3 2.3%
Excl. CPU (microsec)97 110 13 13.4%
Incl. MemUse (bytes)16,760 16,760 0 0.0%
Incl. MemUse (bytes) per call 2,793 2,793 0 0.0%
Excl. MemUse (bytes)-20,568 -20,568 0 0.0%
Incl. PeakMemUse (bytes)62,336 62,336 0 0.0%
Incl. PeakMemUse (bytes) per call 10,389 10,389 0 0.0%
Excl. PeakMemUse (bytes)25,056 25,056 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% 15 0.3% 18 6.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 33.3% 13 72.2% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 15 100.0% 18 100.0% 0 N/A% 0 N/A%
Child functions
fopen0 N/A% 9 60.0% 9 50.0% 0 N/A% 0 N/A%
fread0 N/A% 1 6.7% 1 5.6% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -4 -22.2% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% -1 -5.6% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -5.6% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%