Diff Report
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519fe8bb569afRun #519fe7ae1f6ccDiffDiff%
Number of Function Calls98 98 0 0.0%
Incl. Wall Time (microsec)40,944 39,734 -1,210 -3.0%
Incl. Wall Time (microsec) per call 418 405 -12 -3.0%
Excl. Wall Time (microsec)3,074 3,100 26 0.8%
Incl. CPU (microsecs)25,294 25,437 143 0.6%
Incl. CPU (microsecs) per call 258 260 1 0.6%
Excl. CPU (microsec)2,741 2,814 73 2.7%
Incl. MemUse (bytes)999,152 999,152 0 0.0%
Incl. MemUse (bytes) per call 10,195 10,195 0 0.0%
Excl. MemUse (bytes)-49,248 -49,248 0 0.0%
Incl. PeakMemUse (bytes)1,378,368 1,378,368 0 0.0%
Incl. PeakMemUse (bytes) per call 14,065 14,065 0 0.0%
Excl. PeakMemUse (bytes)130,928 130,928 0 0.0%

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% -1,210 -98.4% 143 27.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function26 2.1% 73 51.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -1,278 -105.6% 137 95.8% 0 N/A% 0 N/A%
field_attach_load0 N/A% 68 5.6% 6 4.2% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -1,148 -94.9% 52 36.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -75 -6.2% 43 30.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -14 -1.2% -17 -11.9% 0 N/A% 0 N/A%
array_keys0 N/A% 2 0.2% -3 -2.1% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.1% -5 -3.5% 0 N/A% 0 N/A%