Run Report
Run #51ec489b18752: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Cache\DatabaseBackend::checksumTags [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags146 22.2% 5,477 0.9% 4,647 0.8% 94,624 0.5% 128,176 0.7%
Exclusive Metrics for Current Function1,827 33.4% 1,488 32.0% -185,448 -196.0% 33,224 25.9%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem136 93.2% 4,902 89.5% 4,190 90.2% 86,312 91.2% 101,920 79.5%
Drupal\Core\Cache\DatabaseBackend::prepareItem@19 6.2% 560 10.2% 440 9.5% 6,992 7.4% 26,256 20.5%
Drupal\Core\Cache\DatabaseBackend::doSet1 0.7% 15 0.3% 17 0.4% 1,320 1.4% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query13 2.6% 2,356 43.0% 1,421 30.6% 52,872 55.9% 45,608 35.6%
array_keys159 31.6% 378 6.9% 510 11.0% 187,856 198.5% 31,840 24.8%
array_diff159 31.6% 344 6.3% 498 10.7% 19,136 20.2% 11,304 8.8%
drupal_static146 29.0% 322 5.9% 453 9.7% 1,112 1.2% 3,776 2.9%
Drupal\Core\Database\Statement::fetchAllAssoc13 2.6% 237 4.3% 252 5.4% 17,144 18.1% 2,424 1.9%
array_fill_keys13 2.6% 13 0.2% 25 0.5% 1,952 2.1% 0 0.0%