Diff Report
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc98bf3bad: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519fc956834f6Run #519fc98bf3badDiffDiff%
Number of Function Calls88 88 0 0.0%
Incl. Wall Time (microsec)30,800 31,445 645 2.1%
Incl. Wall Time (microsec) per call 350 357 7 2.1%
Excl. Wall Time (microsec)2,455 2,565 110 4.5%
Incl. CPU (microsecs)28,001 44,005 16,004 57.2%
Incl. CPU (microsecs) per call 318 500 182 57.2%
Excl. CPU (microsec)8,000 12,002 4,002 50.0%
Incl. MemUse (bytes)2,191,416 2,191,416 0 0.0%
Incl. MemUse (bytes) per call 24,902 24,902 0 0.0%
Excl. MemUse (bytes)-193,592 -193,592 0 0.0%
Incl. PeakMemUse (bytes)3,002,312 3,002,312 0 0.0%
Incl. PeakMemUse (bytes) per call 34,117 34,117 0 0.0%
Excl. PeakMemUse (bytes)222,848 222,848 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% 645 542.0% 16,004 1600400.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function110 17.1% 4,002 25.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 541 83.9% 12,003 75.0% 0 N/A% 0 N/A%
field_attach_load0 N/A% 104 16.1% 4,001 25.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 346 53.6% 4,000 25.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 135 20.9% 8,002 50.0% 0 N/A% 0 N/A%
array_keys0 N/A% 24 3.7% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 23 3.6% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 7 1.1% 0 0.0% 0 N/A% 0 N/A%