Diff Report
Run #54df8d322535a: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54df8f50b2e01: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54df8d322535aRun #54df8f50b2e01DiffDiff%
Number of Function Calls212 212 0 0.0%
Incl. Wall Time (microsec)3,485 3,524 39 1.1%
Incl. Wall Time (microsec) per call 16 17 0 1.1%
Excl. Wall Time (microsec)1,202 1,231 29 2.4%
Incl. MemUse (bytes)18,280 18,280 0 0.0%
Incl. MemUse (bytes) per call 86 86 0 0.0%
Excl. MemUse (bytes)-265,872 -265,760 112 0.0%
Incl. PeakMemUse (bytes)13,864 14,208 344 2.5%
Incl. PeakMemUse (bytes) per call 65 67 2 2.5%
Excl. PeakMemUse (bytes)1,792 1,744 -48 -2.7%

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% 39 0.6% 0 0.0% 344 0.0%
Exclusive Metrics Diff for Current Function29 74.4% 112 N/A% -48 -14.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 39 100.0% 0 N/A% 344 100.0%
Child functions
array_keys0 N/A% 15 38.5% -112 N/A% -160 -46.5%
Drupal\Core\Database\Connection::query0 N/A% -10 -25.6% 32 N/A% 656 190.7%
array_diff0 N/A% 4 10.3% -24 N/A% -104 -30.2%
array_fill_keys0 N/A% 1 2.6% -8 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% 0 0.0% 0 N/A% 0 0.0%