Diff Report
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0a965645d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519c0a514701fRun #519c0a965645dDiffDiff%
Number of Function Calls77 77 0 0.0%
Incl. Wall Time (microsec)78,623 78,535 -88 -0.1%
Incl. Wall Time (microsec) per call 1,021 1,020 -1 -0.1%
Excl. Wall Time (microsec)3,998 3,837 -161 -4.0%
Incl. CPU (microsecs)45,932 45,396 -536 -1.2%
Incl. CPU (microsecs) per call 597 590 -7 -1.2%
Excl. CPU (microsec)3,637 3,537 -100 -2.7%
Incl. MemUse (bytes)1,213,424 1,213,424 0 0.0%
Incl. MemUse (bytes) per call 15,759 15,759 0 0.0%
Excl. MemUse (bytes)168,928 168,928 0 0.0%
Incl. PeakMemUse (bytes)1,543,976 1,543,976 0 0.0%
Incl. PeakMemUse (bytes) per call 20,052 20,052 0 0.0%
Excl. PeakMemUse (bytes)185,140 185,140 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% -88 -5.8% -536 -56.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-161 -183.0% -100 -18.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -71 -80.7% -504 -94.0% 0 N/A% 0 N/A%
field_attach_load0 N/A% -17 -19.3% -32 -6.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 77 87.5% 70 13.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -7 -8.0% 3 0.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 4 4.5% -492 -91.8% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -1.1% -5 -0.9% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -12 -2.2% 0 N/A% 0 N/A%