Diff Report
Run #54e199664caef: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #54e1a23013a4f: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum

Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksumRun #54e199664caefRun #54e1a23013a4fDiffDiff%
Number of Function Calls175 175 0 0.0%
Incl. Wall Time (microsec)3,902 4,136 234 6.0%
Incl. Wall Time (microsec) per call 22 24 1 6.0%
Excl. Wall Time (microsec)1,065 1,204 139 13.1%
Incl. MemUse (bytes)16,616 16,640 24 0.1%
Incl. MemUse (bytes) per call 95 95 0 0.1%
Excl. MemUse (bytes)-272,848 -272,856 -8 -0.0%
Incl. PeakMemUse (bytes)28,576 28,592 16 0.1%
Incl. PeakMemUse (bytes) per call 163 163 0 0.1%
Excl. PeakMemUse (bytes)1,872 1,896 24 1.3%

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% 234 0.4% 24 0.0% 16 0.0%
Exclusive Metrics Diff for Current Function139 59.4% -8 -33.3% 24 150.0%
Parent function
Drupal\Core\Cache\DatabaseCacheTagsChecksum::isValid0 N/A% 234 100.0% 24 100.0% 16 100.0%
Child functions
array_diff0 N/A% 46 19.7% -24 -100.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllKeyed0 N/A% 21 9.0% 0 0.0% -8 -50.0%
array_keys0 N/A% 17 7.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% 10 4.3% 56 233.3% 0 0.0%
array_fill_keys0 N/A% 1 0.4% 0 0.0% 0 0.0%