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

Drupal\Component\Utility\Crypt::randomBytesRun #54433ad6a7755Run #544333b05173fDiffDiff%
Number of Function Calls153 153 0 0.0%
Incl. Wall Time (microsec)5,976 5,684 -292 -4.9%
Incl. Wall Time (microsec) per call 39 37 -2 -4.9%
Excl. Wall Time (microsec)3,350 3,232 -118 -3.5%
Incl. CPU (microsecs)6,053 5,888 -165 -2.7%
Incl. CPU (microsecs) per call 40 38 -1 -2.7%
Excl. CPU (microsec)2,483 2,388 -95 -3.8%
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 Function-118 -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%