Diff Report
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc588c7973: 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 #51abc4cb0a647Run #51abc588c7973DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,601 3,415 -186 -5.2%
Incl. Wall Time (microsec) per call 450 427 -23 -5.2%
Excl. Wall Time (microsec)244 263 19 7.8%
Incl. CPU (microsecs)1,987 2,192 205 10.3%
Incl. CPU (microsecs) per call 248 274 26 10.3%
Excl. CPU (microsec)215 232 17 7.9%
Incl. MemUse (bytes)186,688 186,688 0 0.0%
Incl. MemUse (bytes) per call 23,336 23,336 0 0.0%
Excl. MemUse (bytes)-18,496 -18,496 0 0.0%
Incl. PeakMemUse (bytes)213,408 213,408 0 0.0%
Incl. PeakMemUse (bytes) per call 26,676 26,676 0 0.0%
Excl. PeakMemUse (bytes)22,816 22,816 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% -186 -338.2% 205 12.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function19 10.2% 17 8.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -186 -100.0% 205 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -123 -66.1% 191 93.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -89 -47.8% -9 -4.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% 6 3.2% 8 3.9% 0 N/A% 0 N/A%
array_keys0 N/A% 1 0.5% -2 -1.0% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%