Diff Report
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a23ef211f9: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #526a239923027Run #526a23ef211f9DiffDiff%
Number of Function Calls63 63 0 0.0%
Incl. Wall Time (microsec)4,972 4,643 -329 -6.6%
Incl. Wall Time (microsec) per call 79 74 -5 -6.6%
Excl. Wall Time (microsec)1,193 1,118 -75 -6.3%
Incl. CPU (microsecs)3,717 3,497 -220 -5.9%
Incl. CPU (microsecs) per call 59 56 -3 -5.9%
Excl. CPU (microsec)1,005 946 -59 -5.9%
Incl. MemUse (bytes)54,352 54,352 0 0.0%
Incl. MemUse (bytes) per call 863 863 0 0.0%
Excl. MemUse (bytes)-91,568 -91,568 0 0.0%
Incl. PeakMemUse (bytes)99,272 99,272 0 0.0%
Incl. PeakMemUse (bytes) per call 1,576 1,576 0 0.0%
Excl. PeakMemUse (bytes)20,712 20,712 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% -329 -34.8% -220 -15.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-75 -22.8% -59 -26.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -329 -100.0% -220 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -220 -66.9% -117 -53.2% 0 N/A% 0 N/A%
array_diff0 N/A% -16 -4.9% -21 -9.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -24 -7.3% -14 -6.4% 0 N/A% 0 N/A%
drupal_static0 N/A% -8 -2.4% -13 -5.9% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.3% 2 0.9% 0 N/A% 0 N/A%
array_keys0 N/A% 13 4.0% 2 0.9% 0 N/A% 0 N/A%