Diff Report
Run #51ad06a537e44: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad0610ca11a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad06a537e44Run #51ad0610ca11aDiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)7,255 7,500 245 3.4%
Incl. Wall Time (microsec) per call 61 63 2 3.4%
Excl. Wall Time (microsec)2,035 2,069 34 1.7%
Incl. CPU (microsecs)4,943 5,119 176 3.6%
Incl. CPU (microsecs) per call 42 43 1 3.6%
Excl. CPU (microsec)1,631 1,668 37 2.3%
Incl. MemUse (bytes)89,432 89,432 0 0.0%
Incl. MemUse (bytes) per call 752 752 0 0.0%
Excl. MemUse (bytes)-128,896 -128,896 0 0.0%
Incl. PeakMemUse (bytes)94,344 94,344 0 0.0%
Incl. PeakMemUse (bytes) per call 793 793 0 0.0%
Excl. PeakMemUse (bytes)20,904 20,904 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% 245 27.1% 176 16.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function34 13.9% 37 21.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 247 100.8% 177 100.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -1 -0.4% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -1 -0.4% -1 -0.6% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 209 85.3% 125 71.0% 0 N/A% 0 N/A%
drupal_static0 N/A% -44 -18.0% -35 -19.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 33 13.5% 35 19.9% 0 N/A% 0 N/A%
array_diff0 N/A% 8 3.3% 6 3.4% 0 N/A% 0 N/A%
array_keys0 N/A% 6 2.4% 10 5.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -0.4% -2 -1.1% 0 N/A% 0 N/A%