Diff Report
Run #518ed10e385b9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #518eceb4aac68: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #518ed10e385b9Run #518eceb4aac68DiffDiff%
Number of Function Calls75 75 0 0.0%
Incl. Wall Time (microsec)4,535 4,236 -299 -6.6%
Incl. Wall Time (microsec) per call 60 56 -4 -6.6%
Excl. Wall Time (microsec)1,134 1,129 -5 -0.4%
Incl. CPU (microsecs)3,066 3,045 -21 -0.7%
Incl. CPU (microsecs) per call 41 41 -0 -0.7%
Excl. CPU (microsec)953 954 1 0.1%
Incl. MemUse (bytes)54,664 54,664 0 0.0%
Incl. MemUse (bytes) per call 729 729 0 0.0%
Excl. MemUse (bytes)-76,896 -76,896 0 0.0%
Incl. PeakMemUse (bytes)86,016 86,016 0 0.0%
Incl. PeakMemUse (bytes) per call 1,147 1,147 0 0.0%
Excl. PeakMemUse (bytes)17,792 17,792 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% -299 -1245.8% -21 -1.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-5 -1.7% 1 4.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -299 -100.0% -28 -133.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 0 0.0% 7 33.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -288 -96.3% 7 33.3% 0 N/A% 0 N/A%
drupal_static0 N/A% 11 3.7% 9 42.9% 0 N/A% 0 N/A%
array_keys0 N/A% -9 -3.0% -25 -119.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -7 -2.3% -4 -19.0% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.3% -5 -23.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -4 -19.0% 0 N/A% 0 N/A%