Diff Report
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519f012418c24Run #519f02001a77aDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)700 702 2 0.3%
Incl. Wall Time (microsec) per call 233 234 1 0.3%
Excl. Wall Time (microsec)71 75 4 5.6%
Incl. CPU (microsecs)703 707 4 0.6%
Incl. CPU (microsecs) per call 234 236 1 0.6%
Excl. CPU (microsec)65 58 -7 -10.8%
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)-8,544 -8,544 0 0.0%
Incl. PeakMemUse (bytes)42,216 42,216 0 0.0%
Incl. PeakMemUse (bytes) per call 14,072 14,072 0 0.0%
Excl. PeakMemUse (bytes)13,104 13,104 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% 2 0.6% 4 0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 200.0% -7 -175.0% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 2 100.0% 4 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 2 100.0% 3 75.0% 0 N/A% 0 N/A%
fopen0 N/A% -2 -100.0% -2 -50.0% 0 N/A% 0 N/A%
fclose0 N/A% -1 -50.0% 1 25.0% 0 N/A% 0 N/A%
max0 N/A% -1 -50.0% 0 0.0% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 3 75.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 4 100.0% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%
print_r0 N/A% 0 0.0% 1 25.0% 0 N/A% 0 N/A%