Diff Report
Run #51c6814c41b47: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51c681e794599: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51c6814c41b47Run #51c681e794599DiffDiff%
Number of Function Calls 107 107 N/A%
Incl. Wall Time (microsec) 73,714 73,714 N/A%
Incl. Wall Time (microsec) per call N/A 689 689 N/A%
Excl. Wall Time (microsec) 4,265 4,265 N/A%
Incl. CPU (microsecs) 44,842 44,842 N/A%
Incl. CPU (microsecs) per call N/A 419 419 N/A%
Excl. CPU (microsec) 3,800 3,800 N/A%
Incl. MemUse (bytes) 2,369,032 2,369,032 N/A%
Incl. MemUse (bytes) per call N/A 22,140 22,140 N/A%
Excl. MemUse (bytes) -286,000 -286,000 N/A%
Incl. PeakMemUse (bytes) 2,800,856 2,800,856 N/A%
Incl. PeakMemUse (bytes) per call N/A 26,176 26,176 N/A%
Excl. PeakMemUse (bytes) 181,280 181,280 N/A%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple [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::getMultiple107 16.5% 73,714 6.6% 44,842 4.2% 2,369,032 12.4% 2,800,856 14.5%
Exclusive Metrics Diff for Current Function4,265 5.8% 3,800 8.5% -286,000 -12.1% 181,280 6.5%
Parent function
Drupal\Core\Cache\DatabaseBackend::get107 100.0% 73,714 100.0% 44,842 100.0% 2,369,032 100.0% 2,800,856 100.0%
Child functions
Drupal\Core\Database\Connection::query107 20.1% 45,158 61.3% 19,631 43.8% 720,000 30.4% 339,736 12.1%
Drupal\Core\Cache\DatabaseBackend::prepareItem105 19.7% 22,731 30.8% 19,525 43.5% 1,865,912 78.8% 2,271,488 81.1%
Drupal\Core\Database\Connection::escapeTable107 20.1% 1,026 1.4% 1,136 2.5% 12,152 0.5% 8,352 0.3%
array_keys107 20.1% 275 0.4% 389 0.9% 37,960 1.6% 0 0.0%
array_diff107 20.1% 259 0.4% 361 0.8% 19,008 0.8% 0 0.0%