Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4d6ecb28c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519d4cd4e396dRun #519d4d6ecb28cDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)728 734 6 0.8%
Incl. Wall Time (microsec) per call 243 245 2 0.8%
Excl. Wall Time (microsec)104 104 0 0.0%
Incl. CPU (microsecs)732 739 7 1.0%
Incl. CPU (microsecs) per call 244 246 2 1.0%
Excl. CPU (microsec)76 80 4 5.3%
Incl. MemUse (bytes)11,260 11,260 0 0.0%
Incl. MemUse (bytes) per call 3,753 3,753 0 0.0%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)58,784 58,784 0 0.0%
Incl. PeakMemUse (bytes) per call 19,595 19,595 0 0.0%
Excl. PeakMemUse (bytes)8,308 8,308 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% 6 0.8% 7 2.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 4 57.1% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 6 100.0% 7 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 3 50.0% 2 28.6% 0 N/A% 0 N/A%
substr0 N/A% 2 33.3% 1 14.3% 0 N/A% 0 N/A%
fclose0 N/A% 1 16.7% 1 14.3% 0 N/A% 0 N/A%
fopen0 N/A% 1 16.7% 3 42.9% 0 N/A% 0 N/A%
function_exists0 N/A% -1 -16.7% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -14.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -2 -28.6% 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 -14.3% 0 N/A% 0 N/A%