Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: 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 #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)791 755 -36 -4.6%
Incl. Wall Time (microsec) per call 264 252 -12 -4.6%
Excl. Wall Time (microsec)119 109 -10 -8.4%
Incl. CPU (microsecs)796 757 -39 -4.9%
Incl. CPU (microsecs) per call 265 252 -13 -4.9%
Excl. CPU (microsec)93 84 -9 -9.7%
Incl. MemUse (bytes)11,260 11,260 0 0.0%
Incl. MemUse (bytes) per call 3,753 3,753 0 0.0%
Excl. MemUse (bytes)-10,348 -10,348 0 0.0%
Incl. PeakMemUse (bytes)58,784 58,784 0 0.0%
Incl. PeakMemUse (bytes) per call 19,595 19,595 0 0.0%
Excl. PeakMemUse (bytes)8,308 8,308 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% -36 -1.5% -39 -8.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-10 -27.8% -9 -23.1% 0 N/A% 0 N/A%
Parent function
Drupal\Component\Uuid\Php::generate0 N/A% -36 -100.0% -39 -100.0% 0 N/A% 0 N/A%
Child functions
fread0 N/A% -13 -36.1% -15 -38.5% 0 N/A% 0 N/A%
fopen0 N/A% -8 -22.2% -9 -23.1% 0 N/A% 0 N/A%
fclose0 N/A% -2 -5.6% -2 -5.1% 0 N/A% 0 N/A%
substr0 N/A% -2 -5.6% -2 -5.1% 0 N/A% 0 N/A%
print_r0 N/A% -1 -2.8% -1 -2.6% 0 N/A% 0 N/A%
function_exists0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
max0 N/A% 0 0.0% 1 2.6% 0 N/A% 0 N/A%
strlen0 N/A% 0 0.0% -2 -5.1% 0 N/A% 0 N/A%
getmypid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%