Diff Report
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #541de5cbd937aRun #541de429e5ab1DiffDiff%
Number of Function Calls117 117 0 0.0%
Incl. Wall Time (microsec)60,324 61,804 1,480 2.5%
Incl. Wall Time (microsec) per call 516 528 13 2.5%
Excl. Wall Time (microsec)4,541 4,587 46 1.0%
Incl. CPU (microsecs)43,821 44,681 860 2.0%
Incl. CPU (microsecs) per call 375 382 7 2.0%
Excl. CPU (microsec)3,703 3,827 124 3.3%
Incl. MemUse (bytes)4,841,576 4,841,624 48 0.0%
Incl. MemUse (bytes) per call 41,381 41,381 0 0.0%
Excl. MemUse (bytes)-164,680 -164,776 -96 -0.1%
Incl. PeakMemUse (bytes)5,637,856 5,610,256 -27,600 -0.5%
Incl. PeakMemUse (bytes) per call 48,187 47,951 -236 -0.5%
Excl. PeakMemUse (bytes)368,240 367,368 -872 -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% 1,480 16.1% 860 10.4% 48 0.0% -27,600 -22.9%
Exclusive Metrics Diff for Current Function46 3.1% 124 14.4% -96 -200.0% -872 -3.2%
Parent functions
Drupal\Core\Cache\DatabaseBackend::get0 N/A% 565 38.2% 269 31.3% 48 100.0% -16,216 -58.8%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% 458 30.9% 303 35.2% 8 16.7% -11,624 -42.1%
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% 457 30.9% 288 33.5% -8 -16.7% 240 0.9%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 976 65.9% 487 56.6% 144 300.0% -784 -2.8%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 426 28.8% 271 31.5% 0 0.0% -26,432 -95.8%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% 14 0.9% 5 0.6% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::escapeTable0 N/A% 11 0.7% 20 2.3% 0 0.0% 248 0.9%
array_keys0 N/A% 6 0.4% -45 -5.2% 0 0.0% 240 0.9%
array_diff0 N/A% 1 0.1% -2 -0.2% 0 0.0% 0 0.0%