Diff Report
Run #52f5c520502f0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52f5c574bebaf: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #52f5c520502f0Run #52f5c574bebafDiffDiff%
Number of Function Calls44 44 0 0.0%
Incl. Wall Time (microsec)17,280 16,936 -344 -2.0%
Incl. Wall Time (microsec) per call 393 385 -8 -2.0%
Excl. Wall Time (microsec)1,198 1,206 8 0.7%
Incl. CPU (microsecs)11,831 11,567 -264 -2.2%
Incl. CPU (microsecs) per call 269 263 -6 -2.2%
Excl. CPU (microsec)1,053 1,074 21 2.0%
Incl. MemUse (bytes)1,236,288 1,237,248 960 0.1%
Incl. MemUse (bytes) per call 28,097 28,119 22 0.1%
Excl. MemUse (bytes)-79,648 -79,536 112 0.1%
Incl. PeakMemUse (bytes)1,772,312 1,772,264 -48 -0.0%
Incl. PeakMemUse (bytes) per call 40,280 40,279 -1 -0.0%
Excl. PeakMemUse (bytes)118,704 118,384 -320 -0.3%

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% -344 -1495.7% -264 -287.0% 960 2.2% -48 -0.1%
Exclusive Metrics Diff for Current Function8 2.3% 21 8.0% 112 11.7% -320 -666.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -285 -82.8% -232 -87.9% 1,000 104.2% 528 1100.0%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -59 -17.2% -32 -12.1% -40 -4.2% -576 -1200.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -281 -81.7% -210 -79.5% 48 5.0% -752 -1566.7%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -48 -14.0% -48 -18.2% 800 83.3% 992 2066.7%
Drupal\Core\Database\Connection::escapeTable0 N/A% -24 -7.0% -26 -9.8% 0 0.0% 32 66.7%
array_keys0 N/A% 3 0.9% -1 -0.4% 0 0.0% 0 0.0%
array_diff0 N/A% -2 -0.6% 0 0.0% 0 0.0% 0 0.0%