Diff Report
Run #519f02001a77a: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519f012418c24: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519f02001a77aRun #519f012418c24DiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)6,460 6,554 94 1.5%
Incl. Wall Time (microsec) per call 52 52 1 1.5%
Excl. Wall Time (microsec)1,864 1,832 -32 -1.7%
Incl. CPU (microsecs)4,561 4,568 7 0.2%
Incl. CPU (microsecs) per call 36 37 0 0.2%
Excl. CPU (microsec)1,551 1,531 -20 -1.3%
Incl. MemUse (bytes)82,552 82,552 0 0.0%
Incl. MemUse (bytes) per call 660 660 0 0.0%
Excl. MemUse (bytes)-111,296 -111,296 0 0.0%
Incl. PeakMemUse (bytes)63,200 63,200 0 0.0%
Incl. PeakMemUse (bytes) per call 506 506 0 0.0%
Excl. PeakMemUse (bytes)10,408 10,408 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% 94 29.1% 7 0.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-32 -34.0% -20 -285.7% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 109 116.0% 20 285.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -15 -16.0% -14 -200.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 1 14.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 119 126.6% 33 471.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 11 11.7% 8 114.3% 0 N/A% 0 N/A%
array_diff0 N/A% -4 -4.3% -11 -157.1% 0 N/A% 0 N/A%
drupal_static0 N/A% 3 3.2% 9 128.6% 0 N/A% 0 N/A%
array_keys0 N/A% -3 -3.2% -12 -171.4% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%