Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196effcededb: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #5196ef15c751eRun #5196effcededbDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)4,152 2,542 -1,610 -38.8%
Incl. Wall Time (microsec) per call 2,076 1,271 -805 -38.8%
Excl. Wall Time (microsec)349 222 -127 -36.4%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)21,064 21,064 0 0.0%
Incl. MemUse (bytes) per call 10,532 10,532 0 0.0%
Excl. MemUse (bytes)-3,184 -3,184 0 0.0%
Incl. PeakMemUse (bytes)42,728 42,728 0 0.0%
Incl. PeakMemUse (bytes) per call 21,364 21,364 0 0.0%
Excl. PeakMemUse (bytes)4,376 4,376 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% -1,610 -0.1% 0 0.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-127 -7.9% 0 N/A% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -1,610 -100.0% 0 N/A% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -1,350 -83.9% 0 N/A% 0 N/A% 0 N/A%
print_r0 N/A% -31 -1.9% 0 N/A% 0 N/A% 0 N/A%
fopen0 N/A% -28 -1.7% 0 N/A% 0 N/A% 0 N/A%
substr0 N/A% -26 -1.6% 0 N/A% 0 N/A% 0 N/A%
strlen0 N/A% -18 -1.1% 0 N/A% 0 N/A% 0 N/A%
fclose0 N/A% -10 -0.6% 0 N/A% 0 N/A% 0 N/A%
max0 N/A% -7 -0.4% 0 N/A% 0 N/A% 0 N/A%
function_exists0 N/A% -7 -0.4% 0 N/A% 0 N/A% 0 N/A%
getmypid0 N/A% -6 -0.4% 0 N/A% 0 N/A% 0 N/A%