Diff Report
Run #543bf339ee873: XHProf Run (Namespace=drupal-perf-dawehner)
vs.
Run #543bf51d41339: XHProf Run (Namespace=drupal-perf-dawehner)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #543bf339ee873Run #543bf51d41339DiffDiff%
Number of Function Calls83 83 0 0.0%
Incl. Wall Time (microsec)42,678 40,685 -1,993 -4.7%
Incl. Wall Time (microsec) per call 514 490 -24 -4.7%
Excl. Wall Time (microsec)3,888 3,956 68 1.7%
Incl. CPU (microsecs)36,598 37,461 863 2.4%
Incl. CPU (microsecs) per call 441 451 10 2.4%
Excl. CPU (microsec)3,333 3,369 36 1.1%
Incl. MemUse (bytes)4,217,392 4,217,488 96 0.0%
Incl. MemUse (bytes) per call 50,812 50,813 1 0.0%
Excl. MemUse (bytes)507,408 507,400 -8 -0.0%
Incl. PeakMemUse (bytes)4,411,416 4,394,360 -17,056 -0.4%
Incl. PeakMemUse (bytes) per call 53,150 52,944 -205 -0.4%
Excl. PeakMemUse (bytes)351,728 346,512 -5,216 -1.5%

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% -1,993 -26.8% 863 8.1% 96 0.0% -17,056 -0.9%
Exclusive Metrics Diff for Current Function68 3.4% 36 4.2% -8 -8.3% -5,216 -30.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -1,483 -74.4% 499 57.8% 80 83.3% -31,576 -185.1%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -341 -17.1% 317 36.7% -8 -8.3% 14,624 85.7%
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% -169 -8.5% 47 5.4% 24 25.0% -104 -0.6%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -1,547 -77.6% 541 62.7% 32 33.3% 2,888 16.9%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -486 -24.4% 275 31.9% 72 75.0% -15,176 -89.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% -11 -0.6% 4 0.5% 0 0.0% 144 0.8%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% -8 -0.4% 2 0.2% 0 0.0% 128 0.8%
array_keys0 N/A% -6 -0.3% 17 2.0% 0 0.0% 176 1.0%
array_diff0 N/A% -3 -0.2% -12 -1.4% 0 0.0% 0 0.0%