Diff Report
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa45581fb3: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519aa37b5bebdRun #519aa45581fb3DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)987 970 -17 -1.7%
Incl. Wall Time (microsec) per call 165 162 -3 -1.7%
Excl. Wall Time (microsec)193 196 3 1.6%
Incl. CPU (microsecs)997 979 -18 -1.8%
Incl. CPU (microsecs) per call 166 163 -3 -1.8%
Excl. CPU (microsec)163 160 -3 -1.8%
Incl. MemUse (bytes)16,584 16,600 16 0.1%
Incl. MemUse (bytes) per call 2,764 2,767 3 0.1%
Excl. MemUse (bytes)-20,760 -20,752 8 0.0%
Incl. PeakMemUse (bytes)52,656 52,664 8 0.0%
Incl. PeakMemUse (bytes) per call 8,776 8,777 1 0.0%
Excl. PeakMemUse (bytes)12,600 12,600 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% -17 -0.2% -18 -0.3% 16 0.0% 8 0.0%
Exclusive Metrics Diff for Current Function3 17.6% -3 -16.7% 8 50.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -17 -100.0% -18 -100.0% 16 100.0% 8 100.0%
Child functions
fread0 N/A% -20 -117.6% -19 -105.6% 0 0.0% 0 0.0%
substr0 N/A% -4 -23.5% -4 -22.2% 0 0.0% 0 0.0%
fopen0 N/A% 4 23.5% 3 16.7% -8 -50.0% 0 0.0%
fclose0 N/A% 0 0.0% -1 -5.6% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
getmypid0 N/A% 0 0.0% 1 5.6% 8 50.0% 0 0.0%
max0 N/A% 0 0.0% 2 11.1% 0 0.0% 0 0.0%
print_r0 N/A% 0 0.0% 1 5.6% 8 50.0% 8 100.0%
strlen0 N/A% 0 0.0% 2 11.1% 0 0.0% 0 0.0%