Diff Report
Run #519b0e62696b0: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519b12bb10362: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519b0e62696b0Run #519b12bb10362DiffDiff%
Number of Function Calls6 6 0 0.0%
Incl. Wall Time (microsec)997 1,061 64 6.4%
Incl. Wall Time (microsec) per call 166 177 11 6.4%
Excl. Wall Time (microsec)203 194 -9 -4.4%
Incl. CPU (microsecs)1,009 1,073 64 6.3%
Incl. CPU (microsecs) per call 168 179 11 6.3%
Excl. CPU (microsec)168 163 -5 -3.0%
Incl. MemUse (bytes)16,584 16,584 0 0.0%
Incl. MemUse (bytes) per call 2,764 2,764 0 0.0%
Excl. MemUse (bytes)-20,760 -20,760 0 0.0%
Incl. PeakMemUse (bytes)52,656 52,656 0 0.0%
Incl. PeakMemUse (bytes) per call 8,776 8,776 0 0.0%
Excl. PeakMemUse (bytes)12,600 12,600 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% 64 3.1% 64 3.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-9 -14.1% -5 -7.8% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% 64 100.0% 64 100.0% 0 N/A% 0 N/A%
Child functions
print_r0 N/A% 45 70.3% 45 70.3% 0 N/A% 0 N/A%
fread0 N/A% 40 62.5% 41 64.1% 0 N/A% 0 N/A%
substr0 N/A% -16 -25.0% -19 -29.7% 0 N/A% 0 N/A%
fopen0 N/A% 4 6.2% 3 4.7% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
fclose0 N/A% 0 0.0% 1 1.6% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% -2 -3.1% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%