Diff Report
Run #523c58bd29e4d: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523c5919acc8c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523c58bd29e4dRun #523c5919acc8cDiffDiff%
Number of Function Calls82 82 0 0.0%
Incl. Wall Time (microsec)6,921 6,951 30 0.4%
Incl. Wall Time (microsec) per call 84 85 0 0.4%
Excl. Wall Time (microsec)1,558 1,615 57 3.7%
Incl. CPU (microsecs)4,849 4,916 67 1.4%
Incl. CPU (microsecs) per call 59 60 1 1.4%
Excl. CPU (microsec)1,315 1,394 79 6.0%
Incl. MemUse (bytes)60,760 60,760 0 0.0%
Incl. MemUse (bytes) per call 741 741 0 0.0%
Excl. MemUse (bytes)-96,824 -96,824 0 0.0%
Incl. PeakMemUse (bytes)82,920 82,920 0 0.0%
Incl. PeakMemUse (bytes) per call 1,011 1,011 0 0.0%
Excl. PeakMemUse (bytes)12,968 12,968 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% 30 6.8% 67 4.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function57 190.0% 79 117.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 30 100.0% 67 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -123 -410.0% -89 -132.8% 0 N/A% 0 N/A%
array_keys0 N/A% 54 180.0% 46 68.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 38 126.7% 42 62.7% 0 N/A% 0 N/A%
array_diff0 N/A% 9 30.0% -4 -6.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -8 -26.7% -8 -11.9% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 3 10.0% 1 1.5% 0 N/A% 0 N/A%