Diff Report
Run #54f2965f30be5: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54f295e72ec52: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54f2965f30be5Run #54f295e72ec52DiffDiff%
Number of Function Calls192 192 0 0.0%
Incl. Wall Time (microsec)3,328 3,363 35 1.1%
Incl. Wall Time (microsec) per call 17 18 0 1.1%
Excl. Wall Time (microsec)1,145 1,148 3 0.3%
Incl. MemUse (bytes)17,320 17,320 0 0.0%
Incl. MemUse (bytes) per call 90 90 0 0.0%
Excl. MemUse (bytes)-236,400 -236,400 0 0.0%
Incl. PeakMemUse (bytes)14,152 14,152 0 0.0%
Incl. PeakMemUse (bytes) per call 74 74 0 0.0%
Excl. PeakMemUse (bytes)2,112 2,112 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum [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\DatabaseCacheTagsChecksum::calculateChecksum0 N/A% 35 5.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 8.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 35 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 46 131.4% 0 N/A% 0 N/A%
array_keys0 N/A% -8 -22.9% 0 N/A% 0 N/A%
array_diff0 N/A% -4 -11.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -2 -5.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 0 N/A% 0 N/A%