Diff Report
Run #51af3d98520b7: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51af430daedb2: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51af3d98520b7Run #51af430daedb2DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,165 3,207 42 1.3%
Incl. Wall Time (microsec) per call 396 401 5 1.3%
Excl. Wall Time (microsec)221 211 -10 -4.5%
Incl. CPU (microsecs)2,215 2,210 -5 -0.2%
Incl. CPU (microsecs) per call 277 276 -1 -0.2%
Excl. CPU (microsec)190 188 -2 -1.1%
Incl. MemUse (bytes)191,856 191,856 0 0.0%
Incl. MemUse (bytes) per call 23,982 23,982 0 0.0%
Excl. MemUse (bytes)-19,064 -19,064 0 0.0%
Incl. PeakMemUse (bytes)206,240 206,240 0 0.0%
Incl. PeakMemUse (bytes) per call 25,780 25,780 0 0.0%
Excl. PeakMemUse (bytes)14,648 14,648 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% 42 3.1% -5 -0.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-10 -23.8% -2 -40.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% 42 100.0% -5 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 49 116.7% 4 80.0% 0 N/A% 0 N/A%
array_keys0 N/A% 1 2.4% -3 -60.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 1 2.4% 1 20.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 1 2.4% -3 -60.0% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% -2 -40.0% 0 N/A% 0 N/A%