Diff Report
Run #519e62c02d767: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519e636f9416a: 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 #519e62c02d767Run #519e636f9416aDiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)1,819 1,786 -33 -1.8%
Incl. Wall Time (microsec) per call 260 255 -5 -1.8%
Excl. Wall Time (microsec)194 190 -4 -2.1%
Incl. CPU (microsecs)1,385 1,356 -29 -2.1%
Incl. CPU (microsecs) per call 198 194 -4 -2.1%
Excl. CPU (microsec)170 158 -12 -7.1%
Incl. MemUse (bytes)58,984 58,984 0 0.0%
Incl. MemUse (bytes) per call 8,426 8,426 0 0.0%
Excl. MemUse (bytes)-27,968 -27,968 0 0.0%
Incl. PeakMemUse (bytes)54,904 54,904 0 0.0%
Incl. PeakMemUse (bytes) per call 7,843 7,843 0 0.0%
Excl. PeakMemUse (bytes)4,672 4,672 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% -33 -0.2% -29 -0.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-4 -12.1% -12 -41.4% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::get@10 N/A% -33 -100.0% -29 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -25 -75.8% -23 -79.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -3 -9.1% 1 3.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::escapeTable0 N/A% -1 -3.0% 2 6.9% 0 N/A% 0 N/A%
array_diff0 N/A% 0 0.0% 1 3.4% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 2 6.9% 0 N/A% 0 N/A%