Diff Report
Run #53920b950c201: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #53920c043e98b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #53920b950c201Run #53920c043e98bDiffDiff%
Number of Function Calls44 44 0 0.0%
Incl. Wall Time (microsec)43,045 43,721 676 1.6%
Incl. Wall Time (microsec) per call 978 994 15 1.6%
Excl. Wall Time (microsec)1,824 1,892 68 3.7%
Incl. CPU (microsecs)27,382 27,548 166 0.6%
Incl. CPU (microsecs) per call 622 626 4 0.6%
Excl. CPU (microsec)1,649 1,730 81 4.9%
Incl. MemUse (bytes)1,466,552 1,466,932 380 0.0%
Incl. MemUse (bytes) per call 33,331 33,339 9 0.0%
Excl. MemUse (bytes)261,132 261,288 156 0.1%
Incl. PeakMemUse (bytes)1,842,124 1,842,524 400 0.0%
Incl. PeakMemUse (bytes) per call 41,866 41,876 9 0.0%
Excl. PeakMemUse (bytes)276,504 276,536 32 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% 676 188.8% 166 88.8% 380 3.6% 400 3.8%
Exclusive Metrics Diff for Current Function68 10.1% 81 48.8% 156 41.1% 32 8.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 908 134.3% 207 124.7% 380 100.0% 400 100.0%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 N/A% -232 -34.3% -41 -24.7% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 367 54.3% 220 132.5% 248 65.3% 384 96.0%
Drupal\Core\Database\Connection::query0 N/A% 222 32.8% -150 -90.4% -24 -6.3% 4 1.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 13 1.9% 6 3.6% 0 0.0% -20 -5.0%
array_diff0 N/A% 10 1.5% 8 4.8% 0 0.0% 0 0.0%
array_keys0 N/A% -4 -0.6% 1 0.6% 0 0.0% 0 0.0%