Diff Report
Run #538e3b37c1a66: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #538e3ac0de109: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytesBase64

Drupal\Component\Utility\Crypt::randomBytesBase64Run #538e3b37c1a66Run #538e3ac0de109DiffDiff%
Number of Function Calls5 5 0 0.0%
Incl. Wall Time (microsec)398 413 15 3.8%
Incl. Wall Time (microsec) per call 80 83 3 3.8%
Excl. Wall Time (microsec)44 43 -1 -2.3%
Incl. CPU (microsecs)403 419 16 4.0%
Incl. CPU (microsecs) per call 81 84 3 4.0%
Excl. CPU (microsec)32 34 2 6.2%
Incl. MemUse (bytes)6,576 6,576 0 0.0%
Incl. MemUse (bytes) per call 1,315 1,315 0 0.0%
Excl. MemUse (bytes)2,672 2,672 0 0.0%
Incl. PeakMemUse (bytes)216,712 250,992 34,280 15.8%
Incl. PeakMemUse (bytes) per call 43,342 50,198 6,856 15.8%
Excl. PeakMemUse (bytes)1,392 1,392 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Component\Utility\Crypt::randomBytesBase64 [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::randomBytesBase640 N/A% 15 0.3% 16 0.4% 0 0.0% 34,280 29.0%
Exclusive Metrics Diff for Current Function-1 -6.7% 2 12.5% 0 N/A% 0 0.0%
Parent functions
drupal_render_cache_generate_placeholder0 N/A% 16 106.7% 16 100.0% 0 N/A% 34,280 100.0%
Drupal\Core\Form\FormBuilder::prepareForm0 N/A% -2 -13.3% -2 -12.5% 0 N/A% 0 0.0%
Drupal\Core\Session\SessionManager::initialize0 N/A% 1 6.7% 2 12.5% 0 N/A% 0 0.0%
Child functions
strtr0 N/A% 22 146.7% 22 137.5% 0 N/A% 34,280 100.0%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% -5 -33.3% -5 -31.2% 0 N/A% 0 0.0%
base64_encode0 N/A% -1 -6.7% -3 -18.8% 0 N/A% 0 0.0%