Diff Report
Run #517d750163e11: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517d7587ada9c: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #517d750163e11Run #517d7587ada9cDiffDiff%
Number of Function Calls58 58 0 0.0%
Incl. Wall Time (microsec)45,543 45,562 19 0.0%
Incl. Wall Time (microsec) per call 785 786 0 0.0%
Excl. Wall Time (microsec)1,947 2,015 68 3.5%
Incl. CPU (microsecs)29,839 30,481 642 2.2%
Incl. CPU (microsecs) per call 514 526 11 2.2%
Excl. CPU (microsec)1,718 1,776 58 3.4%
Incl. MemUse (bytes)1,773,448 1,773,608 160 0.0%
Incl. MemUse (bytes) per call 30,577 30,579 3 0.0%
Excl. MemUse (bytes)-135,824 -135,720 104 0.1%
Incl. PeakMemUse (bytes)2,346,536 2,349,720 3,184 0.1%
Incl. PeakMemUse (bytes) per call 40,458 40,512 55 0.1%
Excl. PeakMemUse (bytes)154,504 154,272 -232 -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% 19 0.2% 642 6.6% 160 1.4% 3,184 28.8%
Exclusive Metrics Diff for Current Function68 357.9% 58 9.0% 104 65.0% -232 -7.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 164 863.2% 642 100.0% 160 100.0% 3,184 100.0%
field_attach_load0 N/A% -145 -763.2% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -342 -1800.0% 192 29.9% 88 55.0% 2,752 86.4%
Drupal\Core\Database\Connection::query0 N/A% 308 1621.1% 407 63.4% -32 -20.0% 664 20.9%
Drupal\Core\Database\Connection::escapeTable0 N/A% -11 -57.9% -8 -1.2% 0 0.0% 0 0.0%
array_keys0 N/A% -3 -15.8% 4 0.6% 0 0.0% 0 0.0%
array_diff0 N/A% -1 -5.3% -11 -1.7% 0 0.0% 0 0.0%