Diff Report
Run #519dd86a86681: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519dd95192eac: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519dd86a86681Run #519dd95192eacDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)748 721 -27 -3.6%
Incl. Wall Time (microsec) per call 249 240 -9 -3.6%
Excl. Wall Time (microsec)97 95 -2 -2.1%
Incl. CPU (microsecs)751 725 -26 -3.5%
Incl. CPU (microsecs) per call 250 242 -9 -3.5%
Excl. CPU (microsec)84 78 -6 -7.1%
Incl. MemUse (bytes)16,384 16,384 0 0.0%
Incl. MemUse (bytes) per call 5,461 5,461 0 0.0%
Excl. MemUse (bytes)-8,552 -8,552 0 0.0%
Incl. PeakMemUse (bytes)42,184 42,184 0 0.0%
Incl. PeakMemUse (bytes) per call 14,061 14,061 0 0.0%
Excl. PeakMemUse (bytes)13,072 13,072 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% -27 -2.3% -26 -5.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-2 -7.4% -6 -23.1% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -27 -100.0% -26 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -23 -85.2% -23 -88.5% 0 N/A% 0 N/A%
fclose0 N/A% -1 -3.7% -1 -3.8% 0 N/A% 0 N/A%
fopen0 N/A% -1 -3.7% 0 0.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 1 3.8% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% -2 -7.7% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 2 7.7% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 1 3.8% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 2 7.7% 0 N/A% 0 N/A%