Diff Report
Run #51901ff69a8a6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5190217a23e77: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51901ff69a8a6Run #5190217a23e77DiffDiff%
Number of Function Calls92 92 0 0.0%
Incl. Wall Time (microsec)59,474 59,631 157 0.3%
Incl. Wall Time (microsec) per call 646 648 2 0.3%
Excl. Wall Time (microsec)3,140 3,144 4 0.1%
Incl. CPU (microsecs)36,898 37,093 195 0.5%
Incl. CPU (microsecs) per call 401 403 2 0.5%
Excl. CPU (microsec)2,770 2,775 5 0.2%
Incl. MemUse (bytes)2,441,352 2,441,336 -16 -0.0%
Incl. MemUse (bytes) per call 26,536 26,536 -0 -0.0%
Excl. MemUse (bytes)-205,208 -205,256 -48 -0.0%
Incl. PeakMemUse (bytes)3,304,616 3,305,560 944 0.0%
Incl. PeakMemUse (bytes) per call 35,920 35,930 10 0.0%
Excl. PeakMemUse (bytes)244,952 245,104 152 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% 157 74.4% 195 3250.0% -16 -0.1% 944 4.2%
Exclusive Metrics Diff for Current Function4 2.5% 5 2.6% -48 -300.0% 152 16.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 297 189.2% 227 116.4% -16 -100.0% 944 100.0%
field_attach_load0 N/A% -140 -89.2% -32 -16.4% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -18 -11.5% 116 59.5% 88 550.0% 240 25.4%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 150 95.5% 59 30.3% -56 -350.0% 552 58.5%
array_keys0 N/A% 3 1.9% 12 6.2% 0 0.0% 0 0.0%
array_diff0 N/A% 9 5.7% 10 5.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 9 5.7% -7 -3.6% 0 0.0% 0 0.0%