Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #51ec3b81ad265Run #51ec3c5ab9ae4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)871 780 -91 -10.4%
Incl. Wall Time (microsec) per call 871 780 -91 -10.4%
Excl. Wall Time (microsec)46 41 -5 -10.9%
Incl. CPU (microsecs)873 781 -92 -10.5%
Incl. CPU (microsecs) per call 873 781 -92 -10.5%
Excl. CPU (microsec)32 31 -1 -3.1%
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 -464 -16 -3.6%
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% -91 -24.3% -92 -8.7% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-5 -5.5% -1 -1.1% -16 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -91 -100.0% -92 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -79 -86.8% -80 -87.0% 0 N/A% -16 N/A%
fopen0 N/A% -3 -3.3% -4 -4.3% 0 N/A% 0 N/A%
fclose0 N/A% -1 -1.1% -1 -1.1% 0 N/A% 0 N/A%
print_r0 N/A% -1 -1.1% -2 -2.2% 16 N/A% 16 N/A%
max0 N/A% -1 -1.1% -1 -1.1% 0 N/A% 0 N/A%
strlen0 N/A% -1 -1.1% -2 -2.2% 0 N/A% 0 N/A%
substr0 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%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%