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Run #553ba8c2c449d: XHProf Run (Namespace=drupal-perf-lauriii)
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Parent/Child report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum745 27.1% 27,063 0.4% 63,080 0.2% 36,304 0.1%
Exclusive Metrics for Current Function4,871 18.0% -2,837,896 -4498.9% 3,144 8.7%
Parent functions
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid477 64.0% 20,325 75.1% 44,576 70.7% 21,672 59.7%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::getCurrentChecksum268 36.0% 6,738 24.9% 18,504 29.3% 14,632 40.3%
Child functions
Drupal\Core\Database\Connection::query101 5.1% 16,664 61.6% 161,192 255.5% 10,896 30.0%
array_diff846 42.4% 3,270 12.1% 133,880 212.2% 10,000 27.5%
array_keys846 42.4% 1,598 5.9% 2,553,952 4048.8% 11,448 31.5%
Drupal\Core\Database\Statement::fetchAllKeyed101 5.1% 632 2.3% 40,032 63.5% 640 1.8%
array_fill_keys101 5.1% 28 0.1% 11,920 18.9% 176 0.5%