Diff Report
Run #519d4cd4e396d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d4d6ecb28c: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519d4cd4e396dRun #519d4d6ecb28cDiffDiff%
Number of Function Calls93 93 0 0.0%
Incl. Wall Time (microsec)92,744 94,758 2,014 2.2%
Incl. Wall Time (microsec) per call 997 1,019 22 2.2%
Excl. Wall Time (microsec)4,707 4,773 66 1.4%
Incl. CPU (microsecs)54,881 54,943 62 0.1%
Incl. CPU (microsecs) per call 590 591 1 0.1%
Excl. CPU (microsec)4,349 4,356 7 0.2%
Incl. MemUse (bytes)1,373,880 1,373,880 0 0.0%
Incl. MemUse (bytes) per call 14,773 14,773 0 0.0%
Excl. MemUse (bytes)195,920 195,920 0 0.0%
Incl. PeakMemUse (bytes)1,711,860 1,711,860 0 0.0%
Incl. PeakMemUse (bytes) per call 18,407 18,407 0 0.0%
Excl. PeakMemUse (bytes)200,036 200,036 0 0.0%

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% 2,014 266.4% 62 19.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function66 3.3% 7 11.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 2,234 110.9% 261 421.0% 0 N/A% 0 N/A%
field_attach_load0 N/A% -220 -10.9% -199 -321.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 1,318 65.4% -81 -130.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 671 33.3% 139 224.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -30 -1.5% -20 -32.3% 0 N/A% 0 N/A%
array_keys0 N/A% -9 -0.4% 2 3.2% 0 N/A% 0 N/A%
array_diff0 N/A% -2 -0.1% 15 24.2% 0 N/A% 0 N/A%