Diff Report
Run #51a287416d8a8: XHProf Run (Namespace=drupal-perf-trevorbradley)
vs.
Run #51a287c51097c: XHProf Run (Namespace=drupal-perf-trevorbradley)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a287416d8a8Run #51a287c51097cDiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)3,979 4,107 128 3.2%
Incl. Wall Time (microsec) per call 50 51 2 3.2%
Excl. Wall Time (microsec)1,189 1,152 -37 -3.1%
Incl. CPU (microsecs)8,000 8,000 0 0.0%
Incl. CPU (microsecs) per call 100 100 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)61,504 61,504 0 0.0%
Incl. MemUse (bytes) per call 769 769 0 0.0%
Excl. MemUse (bytes)-79,400 -79,400 0 0.0%
Incl. PeakMemUse (bytes)43,616 43,616 0 0.0%
Incl. PeakMemUse (bytes) per call 545 545 0 0.0%
Excl. PeakMemUse (bytes)8,304 8,304 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. CPU Diff
(microsec)		ICpu
Diff%		Incl.
MemUse
Diff
(bytes)		IMemUse
Diff%		Incl.
PeakMemUse
Diff
(bytes)		IPeakMemUse
Diff%
Current Function
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 128 11.9% 0 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-37 -28.9% 0 N/A% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 103 80.5% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 25 19.5% 0 N/A% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 147 114.8% 4,000 N/A% 0 N/A% 0 N/A%
drupal_static0 N/A% 26 20.3% -4,000 N/A% 0 N/A% 0 N/A%
array_keys0 N/A% -10 -7.8% 0 N/A% 0 N/A% 0 N/A%
array_diff0 N/A% 4 3.1% 0 N/A% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -0.8% 0 N/A% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -1 -0.8% 0 N/A% 0 N/A% 0 N/A%