Diff Report
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ec3c1813b11Run #51ec3b81ad265DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)773 871 98 12.7%
Incl. Wall Time (microsec) per call 773 871 98 12.7%
Excl. Wall Time (microsec)42 46 4 9.5%
Incl. CPU (microsecs)780 873 93 11.9%
Incl. CPU (microsecs) per call 780 873 93 11.9%
Excl. CPU (microsec)29 32 3 10.3%
Incl. MemUse (bytes)16,304 16,304 0 0.0%
Incl. MemUse (bytes) per call 16,304 16,304 0 0.0%
Excl. MemUse (bytes)-448 -448 0 0.0%
Incl. PeakMemUse (bytes)25,696 25,696 0 0.0%
Incl. PeakMemUse (bytes) per call 25,696 25,696 0 0.0%
Excl. PeakMemUse (bytes)4,592 4,592 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% 98 4.0% 93 12.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 4.1% 3 3.2% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 98 100.0% 93 100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% 87 88.8% 83 89.2% 0 N/A% 0 N/A%
fclose0 N/A% 2 2.0% 1 1.1% 0 N/A% 0 N/A%
fopen0 N/A% 2 2.0% 3 3.2% 0 N/A% 0 N/A%
strlen0 N/A% 1 1.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 1 1.0% 1 1.1% 0 N/A% 0 N/A%
print_r0 N/A% 1 1.0% 1 1.1% 0 N/A% 0 N/A%
substr0 N/A% 0 0.0% 2 2.2% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%