Diff Report
Run #52e97bda33da9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52e97bda33da9Run #52e97b490de91DiffDiff%
Number of Function Calls82 82 0 0.0%
Incl. Wall Time (microsec)6,281 6,340 59 0.9%
Incl. Wall Time (microsec) per call 77 77 1 0.9%
Excl. Wall Time (microsec)1,896 1,900 4 0.2%
Incl. CPU (microsecs)5,943 6,003 60 1.0%
Incl. CPU (microsecs) per call 72 73 1 1.0%
Excl. CPU (microsec)1,619 1,637 18 1.1%
Incl. MemUse (bytes)63,040 63,040 0 0.0%
Incl. MemUse (bytes) per call 769 769 0 0.0%
Excl. MemUse (bytes)-136,992 -136,992 0 0.0%
Incl. PeakMemUse (bytes)104,288 104,288 0 0.0%
Incl. PeakMemUse (bytes) per call 1,272 1,272 0 0.0%
Excl. PeakMemUse (bytes)20,456 20,456 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% 59 15.1% 60 4.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 6.8% 18 30.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 59 100.0% 60 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 42 71.2% 31 51.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 14 23.7% 12 20.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -8 -13.6% -10 -16.7% 0 N/A% 0 N/A%
array_diff0 N/A% 3 5.1% 1 1.7% 0 N/A% 0 N/A%
array_keys0 N/A% 2 3.4% 4 6.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 2 3.4% 4 6.7% 0 N/A% 0 N/A%