Diff Report
Run #51774c26bf054: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51774cdfb1214: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51774c26bf054Run #51774cdfb1214DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)57,874 58,791 917 1.6%
Incl. Wall Time (microsec) per call 723 735 11 1.6%
Excl. Wall Time (microsec)3,073 3,222 149 4.8%
Incl. CPU (microsecs)37,481 37,198 -283 -0.8%
Incl. CPU (microsecs) per call 469 465 -4 -0.8%
Excl. CPU (microsec)2,732 2,886 154 5.6%
Incl. MemUse (bytes)2,590,056 2,591,448 1,392 0.1%
Incl. MemUse (bytes) per call 32,376 32,393 17 0.1%
Excl. MemUse (bytes)29,784 29,968 184 0.6%
Incl. PeakMemUse (bytes)3,128,576 3,125,400 -3,176 -0.1%
Incl. PeakMemUse (bytes) per call 39,107 39,068 -40 -0.1%
Excl. PeakMemUse (bytes)217,136 217,488 352 0.2%

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% 917 3.7% -283 -1.2% 1,392 15.6% -3,176 -26.8%
Exclusive Metrics Diff for Current Function149 16.2% 154 54.4% 184 13.2% 352 11.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 1,242 135.4% -140 -49.5% 1,336 96.0% -2,984 -94.0%
field_attach_load0 N/A% -325 -35.4% -143 -50.5% 56 4.0% -192 -6.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 1,388 151.4% 28 9.9% 88 6.3% -56 -1.8%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -663 -72.3% -493 -174.2% 1,120 80.5% -3,472 -109.3%
Drupal\Core\Database\Connection::escapeTable0 N/A% 16 1.7% 15 5.3% 0 0.0% 0 0.0%
array_diff0 N/A% 16 1.7% 1 0.4% 0 0.0% 0 0.0%
array_keys0 N/A% 11 1.2% 12 4.2% 0 0.0% 0 0.0%