Diff Report
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple@1

Drupal\Core\Cache\DatabaseBackend::getMultiple@1Run #51978d4d92dd9Run #51978cc86c728DiffDiff%
Number of Function Calls8 8 0 0.0%
Incl. Wall Time (microsec)3,353 3,086 -267 -8.0%
Incl. Wall Time (microsec) per call 419 386 -33 -8.0%
Excl. Wall Time (microsec)245 255 10 4.1%
Incl. CPU (microsecs)1,891 1,898 7 0.4%
Incl. CPU (microsecs) per call 236 237 1 0.4%
Excl. CPU (microsec)214 224 10 4.7%
Incl. MemUse (bytes)115,568 115,568 0 0.0%
Incl. MemUse (bytes) per call 14,446 14,446 0 0.0%
Excl. MemUse (bytes)-24,984 -24,976 8 0.0%
Incl. PeakMemUse (bytes)112,480 112,400 -80 -0.1%
Incl. PeakMemUse (bytes) per call 14,060 14,050 -10 -0.1%
Excl. PeakMemUse (bytes)14,512 14,464 -48 -0.3%

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% -267 -107.2% 7 5.8% 0 0.0% -80 -0.3%
Exclusive Metrics Diff for Current Function10 3.7% 10 142.9% 8 N/A% -48 -60.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -267 -100.0% 7 100.0% 0 N/A% -80 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -194 -72.7% -1 -14.3% -8 N/A% 56 70.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -89 -33.3% -12 -171.4% 0 N/A% -88 -110.0%
array_diff0 N/A% 3 1.1% 6 85.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 2 0.7% 4 57.1% 0 N/A% 0 0.0%
array_keys0 N/A% 1 0.4% 0 0.0% 0 N/A% 0 0.0%