Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)2,688 2,890 202 7.5%
Incl. Wall Time (microsec) per call 384 413 29 7.5%
Excl. Wall Time (microsec)204 231 27 13.2%
Incl. CPU (microsecs)1,646 1,729 83 5.0%
Incl. CPU (microsecs) per call 235 247 12 5.0%
Excl. CPU (microsec)181 202 21 11.6%
Incl. MemUse (bytes)137,608 137,608 0 0.0%
Incl. MemUse (bytes) per call 19,658 19,658 0 0.0%
Excl. MemUse (bytes)-20,560 -20,560 0 0.0%
Incl. PeakMemUse (bytes)161,360 161,360 0 0.0%
Incl. PeakMemUse (bytes) per call 23,051 23,051 0 0.0%
Excl. PeakMemUse (bytes)15,176 15,176 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::getMultiple@1 [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::getMultiple@10 N/A% 202 0.8% 83 0.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function27 13.4% 21 25.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 202 100.0% 83 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 153 75.7% 36 43.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 30 14.9% 26 31.3% 0 N/A% 0 N/A%
array_diff0 N/A% -4 -2.0% 2 2.4% 0 N/A% 0 N/A%
array_keys0 N/A% -3 -1.5% -2 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -1 -0.5% 0 0.0% 0 N/A% 0 N/A%