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

Drupal\Core\Cache\DatabaseBackend::getMultipleRun #5589b704ad974Run #5589b6f75b296DiffDiff%
Number of Function Calls8,000 8,000 0 0.0%
Incl. Wall Time (microsec)7,338,604 7,547,133 208,529 2.8%
Incl. Wall Time (microsec) per call 917 943 26 2.8%
Excl. Wall Time (microsec)498,735 519,837 21,102 4.2%
Incl. MemUse (bytes)474,931,200 474,500,800 -430,400 -0.1%
Incl. MemUse (bytes) per call 59,366 59,313 -54 -0.1%
Excl. MemUse (bytes)8,914,400 8,870,400 -44,000 -0.5%
Incl. PeakMemUse (bytes)574,940,000 571,860,000 -3,080,000 -0.5%
Incl. PeakMemUse (bytes) per call 71,868 71,483 -385 -0.5%
Excl. PeakMemUse (bytes)36,244,000 36,968,800 724,800 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 Function21,102 10.1% -44,000 -10.2% 724,800 23.5%
Parent functions
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%
Drupal\Core\Entity\Sql\SqlContentEntityStorage::getFromPersistentCache0 N/A% 9,924 4.8% -374,400 -87.0% -392,000 -12.7%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 97,270 46.6% 11,200 2.6% -5,600 -0.2%
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 76,641 36.8% -396,000 -92.0% -3,768,000 -122.3%
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%
array_keys0 N/A% 1,242 0.6% -1,600 -0.4% 25,600 0.8%
array_diff0 N/A% -207 -0.1% 0 0.0% 0 0.0%