Diff Report
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981e001fd46: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51981beb768adRun #51981e001fd46DiffDiff%
Number of Function Calls75 75 0 0.0%
Incl. Wall Time (microsec)59,625 59,922 297 0.5%
Incl. Wall Time (microsec) per call 795 799 4 0.5%
Excl. Wall Time (microsec)2,521 2,499 -22 -0.9%
Incl. CPU (microsecs)38,848 38,954 106 0.3%
Incl. CPU (microsecs) per call 518 519 1 0.3%
Excl. CPU (microsec)2,233 2,236 3 0.1%
Incl. MemUse (bytes)2,291,344 2,291,344 0 0.0%
Incl. MemUse (bytes) per call 30,551 30,551 0 0.0%
Excl. MemUse (bytes)-220,720 -220,720 0 0.0%
Incl. PeakMemUse (bytes)2,546,704 2,546,704 0 0.0%
Incl. PeakMemUse (bytes) per call 33,956 33,956 0 0.0%
Excl. PeakMemUse (bytes)94,104 94,104 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% 297 207.7% 106 35.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-22 -7.4% 3 2.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 326 109.8% 159 150.0% 0 N/A% 0 N/A%
field_attach_load0 N/A% -29 -9.8% -53 -50.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 228 76.8% -223 -210.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 96 32.3% 336 317.0% 0 N/A% 0 N/A%
array_diff0 N/A% -8 -2.7% -12 -11.3% 0 N/A% 0 N/A%
array_keys0 N/A% 4 1.3% -1 -0.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -1 -0.3% 3 2.8% 0 N/A% 0 N/A%