Run Report
Run #534ad8dec7444: 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::checksumTags144 19.5% 17,269 2.8% 12,028 2.1% 66,924 0.5% 149,152 1.0%
Exclusive Metrics for Current Function3,861 22.4% 3,385 28.1% -281,652 -420.9% 31,480 21.1%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem132 91.7% 16,554 95.9% 11,452 95.2% 62,336 93.1% 144,720 97.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@19 6.2% 572 3.3% 428 3.6% 3,328 5.0% 3,640 2.4%
Drupal\Core\Cache\DatabaseBackend::doSet3 2.1% 143 0.8% 148 1.2% 1,260 1.9% 792 0.5%
Child functions
Drupal\Core\Database\Connection::query31 5.3% 9,984 57.8% 4,620 38.4% 34,108 51.0% 25,736 17.3%
array_diff175 29.8% 1,185 6.9% 1,359 11.3% 16,160 24.1% 7,672 5.1%
array_keys175 29.8% 1,008 5.8% 1,205 10.0% 272,396 407.0% 77,100 51.7%
Drupal\Core\Database\Statement::fetchAllAssoc31 5.3% 670 3.9% 708 5.9% 20,716 31.0% 5,484 3.7%
drupal_static144 24.5% 522 3.0% 680 5.7% 1,288 1.9% 1,304 0.9%
array_fill_keys31 5.3% 39 0.2% 71 0.6% 3,908 5.8% 376 0.3%