Diff Report
Run #544333b05173f: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54433ad6a7755: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #544333b05173fRun #54433ad6a7755DiffDiff%
Number of Function Calls153 153 0 0.0%
Incl. Wall Time (microsec)5,684 5,976 292 5.1%
Incl. Wall Time (microsec) per call 37 39 2 5.1%
Excl. Wall Time (microsec)3,232 3,350 118 3.7%
Incl. CPU (microsecs)5,888 6,053 165 2.8%
Incl. CPU (microsecs) per call 38 40 1 2.8%
Excl. CPU (microsec)2,388 2,483 95 4.0%
Incl. MemUse (bytes)23,576 23,576 0 0.0%
Incl. MemUse (bytes) per call 154 154 0 0.0%
Excl. MemUse (bytes)-3,304 -3,304 0 0.0%
Incl. PeakMemUse (bytes)992 992 0 0.0%
Incl. PeakMemUse (bytes) per call 6 6 0 0.0%
Excl. PeakMemUse (bytes)896 896 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% 292 0.3% 165 0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function118 40.4% 95 57.6% 0 N/A% 0 N/A%
Parent functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 213 72.9% 101 61.2% 0 N/A% 0 N/A%
Drupal\Component\Uuid\Php::generate0 N/A% 91 31.2% 77 46.7% 0 N/A% 0 N/A%
Drupal\Core\DrupalKernel::boot0 N/A% -12 -4.1% -13 -7.9% 0 N/A% 0 N/A%
Child functions
openssl_random_pseudo_bytes0 N/A% 157 53.8% 52 31.5% 0 N/A% 0 N/A%
substr0 N/A% 17 5.8% 8 4.8% 0 N/A% 0 N/A%
function_exists0 N/A% 2 0.7% 27 16.4% 0 N/A% 0 N/A%
strlen0 N/A% -2 -0.7% -17 -10.3% 0 N/A% 0 N/A%