Diff Report
Run #52e4a222581ef: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52e4a222581efRun #52e4a1c03557cDiffDiff%
Number of Function Calls57 57 0 0.0%
Incl. Wall Time (microsec)23,708 23,431 -277 -1.2%
Incl. Wall Time (microsec) per call 416 411 -5 -1.2%
Excl. Wall Time (microsec)1,609 1,595 -14 -0.9%
Incl. CPU (microsecs)15,850 15,845 -5 -0.0%
Incl. CPU (microsecs) per call 278 278 -0 -0.0%
Excl. CPU (microsec)1,397 1,417 20 1.4%
Incl. MemUse (bytes)1,811,896 1,811,016 -880 -0.0%
Incl. MemUse (bytes) per call 31,788 31,772 -15 -0.0%
Excl. MemUse (bytes)-386,624 -386,776 -152 -0.0%
Incl. PeakMemUse (bytes)2,477,800 2,482,744 4,944 0.2%
Incl. PeakMemUse (bytes) per call 43,470 43,557 87 0.2%
Excl. PeakMemUse (bytes)187,056 188,336 1,280 0.7%

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::getMultiple0 N/A% -277 -56.2% -5 -2.4% -880 -3.4% 4,944 18.7%
Exclusive Metrics Diff for Current Function-14 -5.1% 20 400.0% -152 -17.3% 1,280 25.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -142 -51.3% -22 -440.0% -928 -105.5% 168 3.4%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -135 -48.7% 17 340.0% 48 5.5% 4,776 96.6%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -326 -117.7% -50 -1000.0% -8 -0.9% 2,944 59.5%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 68 24.5% 58 1160.0% -720 -81.8% 416 8.4%
array_diff0 N/A% -4 -1.4% -19 -380.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -1 -0.4% -3 -60.0% 0 0.0% 304 6.1%
array_keys0 N/A% 0 0.0% -11 -220.0% 0 0.0% 0 0.0%