Diff Report
Run #5589b6f75b296: XHProf Run (Namespace=drupal-perf-stefanr)
vs.
Run #5589b704ad974: XHProf Run (Namespace=drupal-perf-stefanr)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::getMultiple

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5589b6f75b296Run #5589b704ad974DiffDiff%
Number of Function Calls8,000 8,000 0 0.0%
Incl. Wall Time (microsec)7,547,133 7,338,604 -208,529 -2.8%
Incl. Wall Time (microsec) per call 943 917 -26 -2.8%
Excl. Wall Time (microsec)519,837 498,735 -21,102 -4.1%
Incl. MemUse (bytes)474,500,800 474,931,200 430,400 0.1%
Incl. MemUse (bytes) per call 59,313 59,366 54 0.1%
Excl. MemUse (bytes)8,870,400 8,914,400 44,000 0.5%
Incl. PeakMemUse (bytes)571,860,000 574,940,000 3,080,000 0.5%
Incl. PeakMemUse (bytes) per call 71,483 71,868 385 0.5%
Excl. PeakMemUse (bytes)36,968,800 36,244,000 -724,800 -2.0%

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.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::getMultiple0 N/A% -208,529 -10.6% 430,400 7.2% 3,080,000 51.4%
Exclusive Metrics Diff for Current Function-21,102 -10.1% 44,000 10.2% -724,800 -23.5%
Parent functions
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% -9,924 -4.8% 374,400 87.0% 392,000 12.7%
Drupal\Core\Cache\DatabaseBackend::get0 N/A% -101,130 -48.5% 54,400 12.6% 2,713,600 88.1%
Drupal\Core\Config\CachedStorage::readMultiple0 N/A% -97,475 -46.7% 1,600 0.4% -25,600 -0.8%
Child functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -76,641 -36.8% 396,000 92.0% 3,768,000 122.3%
array_diff0 N/A% 207 0.1% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% -97,270 -46.6% -11,200 -2.6% 5,600 0.2%
array_keys0 N/A% -1,242 -0.6% 1,600 0.4% -25,600 -0.8%
Drupal\Core\Database\Connection::escapeTable0 N/A% -7,666 -3.7% 0 0.0% 3,200 0.1%
Drupal\Core\Cache\DatabaseBackend::normalizeCid0 N/A% -4,815 -2.3% 0 0.0% 53,600 1.7%