Diff Report
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #519fbcb7249d1Run #519fbb3f5c2a0DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)2,391 2,801 410 17.1%
Incl. Wall Time (microsec) per call 299 350 51 17.1%
Excl. Wall Time (microsec)234 230 -4 -1.7%
Incl. CPU (microsecs)1,790 1,880 90 5.0%
Incl. CPU (microsecs) per call 224 235 11 5.0%
Excl. CPU (microsec)199 212 13 6.5%
Incl. MemUse (bytes)114,416 114,416 0 0.0%
Incl. MemUse (bytes) per call 14,302 14,302 0 0.0%
Excl. MemUse (bytes)-24,688 -24,688 0 0.0%
Incl. PeakMemUse (bytes)126,736 126,736 0 0.0%
Incl. PeakMemUse (bytes) per call 15,842 15,842 0 0.0%
Excl. PeakMemUse (bytes)14,176 14,176 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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\Core\Cache\DatabaseBackend::getMultiple@10 N/A% 410 107.6% 90 28.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -1.0% 13 14.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 410 100.0% 90 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 336 82.0% 76 84.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 72 17.6% 5 5.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 3 0.7% 1 1.1% 0 N/A% 0 N/A%
array_diff0 N/A% 3 0.7% -4 -4.4% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -1 -1.1% 0 N/A% 0 N/A%