Diff Report
Run #5422297e7f32f: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #542229efabc5e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Component\Utility\Crypt::randomBytesBase64

Drupal\Component\Utility\Crypt::randomBytesBase64Run #5422297e7f32fRun #542229efabc5eDiffDiff%
Number of Function Calls4 4 0 0.0%
Incl. Wall Time (microsec)335 339 4 1.2%
Incl. Wall Time (microsec) per call 84 85 1 1.2%
Excl. Wall Time (microsec)46 42 -4 -8.7%
Incl. CPU (microsecs)339 344 5 1.5%
Incl. CPU (microsecs) per call 85 86 1 1.5%
Excl. CPU (microsec)37 32 -5 -13.5%
Incl. MemUse (bytes)6,424 6,424 0 0.0%
Incl. MemUse (bytes) per call 1,606 1,606 0 0.0%
Excl. MemUse (bytes)2,832 2,832 0 0.0%
Incl. PeakMemUse (bytes)207,016 207,016 0 0.0%
Incl. PeakMemUse (bytes) per call 51,754 51,754 0 0.0%
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% 4 0.8% 5 1.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -100.0% -5 -100.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Session\SessionManager::start0 N/A% 8 200.0% 10 200.0% 0 N/A% 0 N/A%
drupal_render_cache_generate_placeholder0 N/A% -4 -100.0% -4 -80.0% 0 N/A% 0 N/A%
Drupal\Core\Form\FormBuilder::prepareForm0 N/A% 0 0.0% -1 -20.0% 0 N/A% 0 N/A%
Child functions
strtr0 N/A% 6 150.0% 6 120.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::randomBytes0 N/A% 2 50.0% 3 60.0% 0 N/A% 0 N/A%
base64_encode0 N/A% 0 0.0% 1 20.0% 0 N/A% 0 N/A%