Diff Report
Run #519afa8ec2e5c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519afb4e24ae7: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytes

Drupal\Component\Utility\Crypt::randomBytesRun #519afa8ec2e5cRun #519afb4e24ae7DiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)800 760 -40 -5.0%
Incl. Wall Time (microsec) per call 200 190 -10 -5.0%
Excl. Wall Time (microsec)151 107 -44 -29.1%
Incl. CPU (microsecs)803 767 -36 -4.5%
Incl. CPU (microsecs) per call 201 192 -9 -4.5%
Excl. CPU (microsec)133 89 -44 -33.1%
Incl. MemUse (bytes)16,680 16,648 -32 -0.2%
Incl. MemUse (bytes) per call 4,170 4,162 -8 -0.2%
Excl. MemUse (bytes)-12,568 -12,576 -8 -0.1%
Incl. PeakMemUse (bytes)38,456 38,424 -32 -0.1%
Incl. PeakMemUse (bytes) per call 9,614 9,606 -8 -0.1%
Excl. PeakMemUse (bytes)12,808 12,808 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% -40 -4.2% -36 -2.4% -32 -0.1% -32 -0.1%
Exclusive Metrics Diff for Current Function-44 -110.0% -44 -122.2% -8 -25.0% 0 0.0%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -40 -100.0% -36 -100.0% -32 -100.0% -32 -100.0%
Child functions
fopen0 N/A% 8 20.0% 7 19.4% -24 -75.0% 0 0.0%
strlen0 N/A% -2 -5.0% -1 -2.8% 0 0.0% 0 0.0%
substr0 N/A% -1 -2.5% 5 13.9% 0 0.0% 0 0.0%
print_r0 N/A% -1 -2.5% -2 -5.6% 24 75.0% 24 75.0%
getmypid0 N/A% 0 0.0% 1 2.8% -24 -75.0% 0 0.0%
fclose0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
fread0 N/A% 0 0.0% 0 0.0% 0 0.0% -56 -175.0%
max0 N/A% 0 0.0% -1 -2.8% 0 0.0% 0 0.0%
function_exists0 N/A% 0 0.0% -1 -2.8% 0 0.0% 0 0.0%