Diff Report
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd4feea4c7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519bd405e5fe3Run #519bd4feea4c7DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)741 733 -8 -1.1%
Incl. Wall Time (microsec) per call 247 244 -3 -1.1%
Excl. Wall Time (microsec)93 91 -2 -2.2%
Incl. CPU (microsecs)745 738 -7 -0.9%
Incl. CPU (microsecs) per call 248 246 -2 -0.9%
Excl. CPU (microsec)71 76 5 7.0%
Incl. MemUse (bytes)16,608 16,576 -32 -0.2%
Incl. MemUse (bytes) per call 5,536 5,525 -11 -0.2%
Excl. MemUse (bytes)-8,544 -8,552 -8 -0.1%
Incl. PeakMemUse (bytes)38,520 38,488 -32 -0.1%
Incl. PeakMemUse (bytes) per call 12,840 12,829 -11 -0.1%
Excl. PeakMemUse (bytes)12,840 12,840 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% -8 -0.1% -7 -0.1% -32 -0.1% -32 -0.1%
Exclusive Metrics Diff for Current Function-2 -25.0% 5 71.4% -8 -25.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -8 -100.0% -7 -100.0% -32 -100.0% -32 -100.0%
Child functions
fopen0 N/A% -7 -87.5% -7 -100.0% -24 -75.0% 0 0.0%
strlen0 N/A% 1 12.5% -2 -28.6% 0 0.0% 0 0.0%
substr0 N/A% 1 12.5% -2 -28.6% 0 0.0% 0 0.0%
fread0 N/A% -1 -12.5% 0 0.0% 0 0.0% -56 -175.0%
fclose0 N/A% 0 0.0% -2 -28.6% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 0 0.0% 24 75.0% 24 75.0%
getmypid0 N/A% 0 0.0% 0 0.0% -24 -75.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
max0 N/A% 0 0.0% 1 14.3% 0 0.0% 0 0.0%