Diff Report
Run #51a27ce83196d: XHProf Run (Namespace=drupal-perf-trevorbradley)
vs.
Run #51a27d81b1262: XHProf Run (Namespace=drupal-perf-trevorbradley)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #51a27ce83196dRun #51a27d81b1262DiffDiff%
Number of Function Calls64 64 0 0.0%
Incl. Wall Time (microsec)29,452 29,968 516 1.8%
Incl. Wall Time (microsec) per call 460 468 8 1.8%
Excl. Wall Time (microsec)1,865 1,909 44 2.4%
Incl. CPU (microsecs)24,000 20,000 -4,000 -16.7%
Incl. CPU (microsecs) per call 375 313 -63 -16.7%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)1,904,504 1,906,376 1,872 0.1%
Incl. MemUse (bytes) per call 29,758 29,787 29 0.1%
Excl. MemUse (bytes)131,408 131,728 320 0.2%
Incl. PeakMemUse (bytes)2,428,008 2,422,608 -5,400 -0.2%
Incl. PeakMemUse (bytes) per call 37,938 37,853 -84 -0.2%
Excl. PeakMemUse (bytes)205,416 205,784 368 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% 516 19.8% -4,000 -100.0% 1,872 3.6% -5,400 -10.3%
Exclusive Metrics Diff for Current Function44 8.5% 4,000 100.0% 320 17.1% 368 6.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 466 90.3% -8,000 -200.0% 1,872 100.0% -5,400 -100.0%
field_attach_load0 N/A% 50 9.7% 4,000 100.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 601 116.5% -4,000 -100.0% 0 0.0% -184 -3.4%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -96 -18.6% 0 0.0% 1,552 82.9% -5,584 -103.4%
Drupal\Core\Database\Connection::escapeTable0 N/A% -21 -4.1% 0 0.0% 0 0.0% 0 0.0%
array_diff0 N/A% -7 -1.4% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% -5 -1.0% -4,000 -100.0% 0 0.0% 0 0.0%