Diff Report
Run #539205a48c548: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #539206aca7ae8: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Component\Serialization\Json::encode

Drupal\Component\Serialization\Json::encodeRun #539205a48c548Run #539206aca7ae8DiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)411 376 -35 -8.5%
Incl. Wall Time (microsec) per call 137 125 -12 -8.5%
Excl. Wall Time (microsec)21 22 1 4.8%
Incl. CPU (microsecs)425 382 -43 -10.1%
Incl. CPU (microsecs) per call 142 127 -14 -10.1%
Excl. CPU (microsec)29 24 -5 -17.2%
Incl. MemUse (bytes)12,524 12,820 296 2.4%
Incl. MemUse (bytes) per call 4,175 4,273 99 2.4%
Excl. MemUse (bytes)1,204 1,204 0 0.0%
Incl. PeakMemUse (bytes)21,900 22,492 592 2.7%
Incl. PeakMemUse (bytes) per call 7,300 7,497 197 2.7%
Excl. PeakMemUse (bytes)0 0 0 N/A%

Parent/Child Regression/Improvement report for Drupal\Component\Serialization\Json::encode [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\Serialization\Json::encode0 N/A% -35 -0.8% -43 -1.1% 296 0.3% 592 0.6%
Exclusive Metrics Diff for Current Function1 2.9% -5 -11.6% 0 0.0% 0 0.0%
Parent functions
Drupal\Core\Asset\JsCollectionRenderer::render0 N/A% -35 -100.0% -34 -79.1% 296 100.0% 592 100.0%
drupal_process_states0 N/A% 0 0.0% -9 -20.9% 0 0.0% 0 0.0%
Child function
json_encode0 N/A% -36 -102.9% -38 -88.4% 296 100.0% 592 100.0%