Diff Report
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed996e9e3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51aaed0fcbd4eRun #51aaed996e9e3DiffDiff%
Number of Function Calls60 60 0 0.0%
Incl. Wall Time (microsec)48,613 49,623 1,010 2.1%
Incl. Wall Time (microsec) per call 810 827 17 2.1%
Excl. Wall Time (microsec)2,087 2,050 -37 -1.8%
Incl. CPU (microsecs)32,453 32,186 -267 -0.8%
Incl. CPU (microsecs) per call 541 536 -4 -0.8%
Excl. CPU (microsec)1,870 1,800 -70 -3.7%
Incl. MemUse (bytes)2,364,488 2,365,960 1,472 0.1%
Incl. MemUse (bytes) per call 39,408 39,433 25 0.1%
Excl. MemUse (bytes)-162,736 -162,504 232 0.1%
Incl. PeakMemUse (bytes)2,487,392 2,489,368 1,976 0.1%
Incl. PeakMemUse (bytes) per call 41,457 41,489 33 0.1%
Excl. PeakMemUse (bytes)70,408 70,744 336 0.5%

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% 1,010 136.3% -267 -59.7% 1,472 2.3% 1,976 3.1%
Exclusive Metrics Diff for Current Function-37 -3.7% -70 -26.2% 232 15.8% 336 17.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,187 117.5% -212 -79.4% 1,472 100.0% 1,976 100.0%
field_attach_load0 N/A% -177 -17.5% -55 -20.6% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 892 88.3% -296 -110.9% -24 -1.6% -24 -1.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 138 13.7% 74 27.7% 1,264 85.9% 1,688 85.4%
Drupal\Core\Database\Connection::escapeTable0 N/A% 11 1.1% 3 1.1% 0 0.0% -24 -1.2%
array_keys0 N/A% 10 1.0% 17 6.4% 0 0.0% 0 0.0%
array_diff0 N/A% -4 -0.4% 5 1.9% 0 0.0% 0 0.0%