Diff Report
Run #54811c7da26f8: XHProf Run (Namespace=drupal-perf-davidhernandez)
vs.
Run #54811b6aec43d: XHProf Run (Namespace=drupal-perf-davidhernandez)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #54811c7da26f8Run #54811b6aec43dDiffDiff%
Number of Function Calls118 118 0 0.0%
Incl. Wall Time (microsec)3,587 3,653 66 1.8%
Incl. Wall Time (microsec) per call 30 31 1 1.8%
Excl. Wall Time (microsec)1,294 1,365 71 5.5%
Incl. MemUse (bytes)76,728 76,728 0 0.0%
Incl. MemUse (bytes) per call 650 650 0 0.0%
Excl. MemUse (bytes)-101,360 -101,360 0 0.0%
Incl. PeakMemUse (bytes)25,056 25,056 0 0.0%
Incl. PeakMemUse (bytes) per call 212 212 0 0.0%
Excl. PeakMemUse (bytes)3,808 3,808 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::checksumTags [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\DatabaseBackend::checksumTags0 N/A% 66 4.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function71 107.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 66 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -8 -12.1% 0 N/A% 0 N/A%
drupal_static0 N/A% 5 7.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -2 -3.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 1.5% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -1.5% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 0 N/A% 0 N/A%