Diff Report
Run #54f283c5bb5f3: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54f28d53cc42b: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54f283c5bb5f3Run #54f28d53cc42bDiffDiff%
Number of Function Calls183 183 0 0.0%
Incl. Wall Time (microsec)5,453 5,013 -440 -8.1%
Incl. Wall Time (microsec) per call 30 27 -2 -8.1%
Excl. Wall Time (microsec)1,713 1,575 -138 -8.1%
Incl. MemUse (bytes)19,296 19,296 0 0.0%
Incl. MemUse (bytes) per call 105 105 0 0.0%
Excl. MemUse (bytes)-237,688 -237,664 24 0.0%
Incl. PeakMemUse (bytes)15,352 15,352 0 0.0%
Incl. PeakMemUse (bytes) per call 84 84 0 0.0%
Excl. PeakMemUse (bytes)2,152 2,152 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% -440 -4.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-138 -31.4% 24 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% -440 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -154 -35.0% -24 N/A% 8 N/A%
array_diff0 N/A% -74 -16.8% -8 N/A% -8 N/A%
array_keys0 N/A% -62 -14.1% 8 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% -11 -2.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -0.2% 0 N/A% 0 N/A%