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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #519a4774889ddRun #519a4887d3a25DiffDiff%
Number of Function Calls96 96 0 0.0%
Incl. Wall Time (microsec)325,359 1,639,013 1,313,654 403.8%
Incl. Wall Time (microsec) per call 3,389 17,073 13,684 403.8%
Excl. Wall Time (microsec)15,508 76,536 61,028 393.5%
Incl. CPU (microsecs)72,005 96,003 23,998 33.3%
Incl. CPU (microsecs) per call 750 1,000 250 33.3%
Excl. CPU (microsec)0 12,001 12,001 N/A%
Incl. MemUse (bytes)4,175,360 4,176,216 856 0.0%
Incl. MemUse (bytes) per call 43,493 43,502 9 0.0%
Excl. MemUse (bytes)101,592 101,696 104 0.1%
Incl. PeakMemUse (bytes)4,687,392 4,687,192 -200 -0.0%
Incl. PeakMemUse (bytes) per call 48,827 48,825 -2 -0.0%
Excl. PeakMemUse (bytes)209,504 209,576 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 Function61,028 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%