Diff Report
Run #519a4887d3a25: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #519a4774889dd: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519a4887d3a25Run #519a4774889ddDiffDiff%
Number of Function Calls96 96 0 0.0%
Incl. Wall Time (microsec)1,639,013 325,359 -1,313,654 -80.1%
Incl. Wall Time (microsec) per call 17,073 3,389 -13,684 -80.1%
Excl. Wall Time (microsec)76,536 15,508 -61,028 -79.7%
Incl. CPU (microsecs)96,003 72,005 -23,998 -25.0%
Incl. CPU (microsecs) per call 1,000 750 -250 -25.0%
Excl. CPU (microsec)12,001 0 -12,001 -100.0%
Incl. MemUse (bytes)4,176,216 4,175,360 -856 -0.0%
Incl. MemUse (bytes) per call 43,502 43,493 -9 -0.0%
Excl. MemUse (bytes)101,696 101,592 -104 -0.1%
Incl. PeakMemUse (bytes)4,687,192 4,687,392 200 0.0%
Incl. PeakMemUse (bytes) per call 48,825 48,827 2 0.0%
Excl. PeakMemUse (bytes)209,576 209,504 -72 -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% -1,313,654 -8.7% -23,998 -599.8% -856 -50.7% 200 13.3%
Exclusive Metrics Diff for Current Function-61,028 -4.6% -12,001 -50.0% -104 -12.1% -72 -36.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -1,296,047 -98.7% -23,998 -100.0% -856 -100.0% 200 100.0%
field_attach_load0 N/A% -17,607 -1.3% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -824,252 -62.7% -11,998 -50.0% -808 -94.4% 424 212.0%
Drupal\Core\Database\Connection::query0 N/A% -388,973 -29.6% -3,999 -16.7% 56 6.5% -96 -48.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -25,730 -2.0% 4,000 16.7% 0 0.0% -56 -28.0%
array_diff0 N/A% -7,028 -0.5% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% -6,643 -0.5% 0 0.0% 0 0.0% 0 0.0%