Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e8415aec3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #52d3e812c7cf2Run #52d3e8415aec3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)678 697 19 2.8%
Incl. Wall Time (microsec) per call 678 697 19 2.8%
Excl. Wall Time (microsec)39 39 0 0.0%
Incl. CPU (microsecs)679 698 19 2.8%
Incl. CPU (microsecs) per call 679 698 19 2.8%
Excl. CPU (microsec)26 26 0 0.0%
Incl. MemUse (bytes)15,112 15,112 0 0.0%
Incl. MemUse (bytes) per call 15,112 15,112 0 0.0%
Excl. MemUse (bytes)-744 -744 0 0.0%
Incl. PeakMemUse (bytes)24,840 24,840 0 0.0%
Incl. PeakMemUse (bytes) per call 24,840 24,840 0 0.0%
Excl. PeakMemUse (bytes)4,680 4,680 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% 19 16.2% 19 17.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 0.0% 0 0.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 19 100.0% 19 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 20 105.3% 18 94.7% 0 N/A% 0 N/A%
fopen0 N/A% -2 -10.5% -1 -5.3% 0 N/A% 0 N/A%
substr0 N/A% -1 -5.3% 1 5.3% 0 N/A% 0 N/A%
print_r0 N/A% 1 5.3% 2 10.5% 0 N/A% 0 N/A%
fclose0 N/A% 1 5.3% -1 -5.3% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%