Diff Report
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af435181b2e: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51af3d98520b7Run #51af435181b2eDiffDiff%
Number of Function Calls47 47 0 0.0%
Incl. Wall Time (microsec)37,822 37,825 3 0.0%
Incl. Wall Time (microsec) per call 805 805 0 0.0%
Excl. Wall Time (microsec)1,388 1,397 9 0.6%
Incl. CPU (microsecs)28,285 28,105 -180 -0.6%
Incl. CPU (microsecs) per call 602 598 -4 -0.6%
Excl. CPU (microsec)1,209 1,225 16 1.3%
Incl. MemUse (bytes)2,104,800 2,105,472 672 0.0%
Incl. MemUse (bytes) per call 44,783 44,797 14 0.0%
Excl. MemUse (bytes)-124,304 -124,176 128 0.1%
Incl. PeakMemUse (bytes)2,284,760 2,285,344 584 0.0%
Incl. PeakMemUse (bytes) per call 48,612 48,624 12 0.0%
Excl. PeakMemUse (bytes)77,152 77,112 -40 -0.1%

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% 3 0.4% -180 -18.9% 672 1.0% 584 0.9%
Exclusive Metrics Diff for Current Function9 300.0% 16 8.9% 128 19.0% -40 -6.8%
Parent functions
field_attach_load0 N/A% 25 833.3% -6 -3.3% 0 0.0% -72 -12.3%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -22 -733.3% -174 -96.7% 672 100.0% 656 112.3%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -193 -6433.3% 46 25.6% -56 -8.3% -168 -28.8%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 177 5900.0% -241 -133.9% 600 89.3% 792 135.6%
array_diff0 N/A% 7 233.3% 6 3.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 4 133.3% -4 -2.2% 0 0.0% 0 0.0%
array_keys0 N/A% -1 -33.3% -3 -1.7% 0 0.0% 0 0.0%