Diff Report
Run #52e49acfb0eb8: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e49b28a90e1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52e49acfb0eb8Run #52e49b28a90e1DiffDiff%
Number of Function Calls69 69 0 0.0%
Incl. Wall Time (microsec)3,552 3,554 2 0.1%
Incl. Wall Time (microsec) per call 51 52 0 0.1%
Excl. Wall Time (microsec)869 873 4 0.5%
Incl. CPU (microsecs)2,635 2,648 13 0.5%
Incl. CPU (microsecs) per call 38 38 0 0.5%
Excl. CPU (microsec)700 708 8 1.1%
Incl. MemUse (bytes)54,392 54,392 0 0.0%
Incl. MemUse (bytes) per call 788 788 0 0.0%
Excl. MemUse (bytes)-88,912 -88,912 0 0.0%
Incl. PeakMemUse (bytes)89,496 89,496 0 0.0%
Incl. PeakMemUse (bytes) per call 1,297 1,297 0 0.0%
Excl. PeakMemUse (bytes)14,944 14,944 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% 2 0.7% 13 3.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 200.0% 8 61.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 2 100.0% 13 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 6 300.0% 15 115.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -4 -200.0% -6 -46.2% 0 N/A% 0 N/A%
array_diff0 N/A% -2 -100.0% -5 -38.5% 0 N/A% 0 N/A%
drupal_static0 N/A% -1 -50.0% 3 23.1% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -50.0% 2 15.4% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -4 -30.8% 0 N/A% 0 N/A%