Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls128 128 0 0.0%
Incl. Wall Time (microsec)102,062 103,350 1,288 1.3%
Incl. Wall Time (microsec) per call 797 807 10 1.3%
Excl. Wall Time (microsec)5,224 5,507 283 5.4%
Incl. CPU (microsecs)67,392 68,062 670 1.0%
Incl. CPU (microsecs) per call 527 532 5 1.0%
Excl. CPU (microsec)4,714 4,838 124 2.6%
Incl. MemUse (bytes)2,502,544 2,501,972 -572 -0.0%
Incl. MemUse (bytes) per call 19,551 19,547 -4 -0.0%
Excl. MemUse (bytes)377,484 377,324 -160 -0.0%
Incl. PeakMemUse (bytes)3,084,616 3,084,084 -532 -0.0%
Incl. PeakMemUse (bytes) per call 24,099 24,094 -4 -0.0%
Excl. PeakMemUse (bytes)399,944 399,792 -152 -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% 1,288 78.2% 670 134.3% -572 -2.4% -532 -2.2%
Exclusive Metrics Diff for Current Function283 22.0% 124 18.5% -160 -28.0% -152 -28.6%
Parent functions
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 723 56.1% 700 104.5% -56 -9.8% 28 5.3%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 525 40.8% -13 -1.9% -516 -90.2% -560 -105.3%
Drupal\Core\Entity\ContentEntityStorageBase::loadFieldItems0 N/A% 40 3.1% -17 -2.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 569 44.2% 521 77.8% -84 -14.7% 8 1.5%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 400 31.1% 8 1.2% -328 -57.3% -388 -72.9%
Drupal\Core\Database\Connection::escapeTable0 N/A% 35 2.7% 41 6.1% 0 0.0% 0 0.0%
array_diff0 N/A% 1 0.1% -9 -1.3% 0 0.0% 0 0.0%
array_keys0 N/A% 0 0.0% -15 -2.2% 0 0.0% 0 0.0%