Diff Report
Run #51f5bb078e5a7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51f5bbaa8fc1d: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51f5bb078e5a7Run #51f5bbaa8fc1dDiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)56,156 56,012 -144 -0.3%
Incl. Wall Time (microsec) per call 677 675 -2 -0.3%
Excl. Wall Time (microsec)3,242 3,066 -176 -5.4%
Incl. CPU (microsecs)33,225 32,692 -533 -1.6%
Incl. CPU (microsecs) per call 400 394 -6 -1.6%
Excl. CPU (microsec)2,891 2,718 -173 -6.0%
Incl. MemUse (bytes)2,529,840 2,540,872 11,032 0.4%
Incl. MemUse (bytes) per call 30,480 30,613 133 0.4%
Excl. MemUse (bytes)-143,176 -141,760 1,416 1.0%
Incl. PeakMemUse (bytes)3,191,088 3,204,208 13,120 0.4%
Incl. PeakMemUse (bytes) per call 38,447 38,605 158 0.4%
Excl. PeakMemUse (bytes)250,824 249,792 -1,032 -0.4%

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% -144 -3.1% -533 -12.3% 11,032 19.9% 13,120 23.0%
Exclusive Metrics Diff for Current Function-176 -122.2% -173 -32.5% 1,416 12.8% -1,032 -7.9%
Parent functions
field_attach_load0 N/A% 385 267.4% 118 22.1% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -354 -245.8% -500 -93.8% 11,016 99.9% 11,320 86.3%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -175 -121.5% -151 -28.3% 16 0.1% 1,800 13.7%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 956 663.9% 263 49.3% 8,160 74.0% 13,584 103.5%
Drupal\Core\Database\Connection::query0 N/A% -905 -628.5% -611 -114.6% 1,456 13.2% 632 4.8%
Drupal\Core\Database\Connection::escapeTable0 N/A% -26 -18.1% -17 -3.2% 0 0.0% -64 -0.5%
array_keys0 N/A% 10 6.9% 4 0.8% 0 0.0% 0 0.0%
array_diff0 N/A% -3 -2.1% 1 0.2% 0 0.0% 0 0.0%