Diff Report
Run #519d45fd795a4: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519d45fd795a4Run #519d44ffb3845DiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)8,724 8,813 89 1.0%
Incl. Wall Time (microsec) per call 76 77 1 1.0%
Excl. Wall Time (microsec)2,409 2,449 40 1.7%
Incl. CPU (microsecs)6,192 6,192 0 0.0%
Incl. CPU (microsecs) per call 54 54 0 0.0%
Excl. CPU (microsec)2,158 2,136 -22 -1.0%
Incl. MemUse (bytes)45,632 45,632 0 0.0%
Incl. MemUse (bytes) per call 397 397 0 0.0%
Excl. MemUse (bytes)-62,528 -62,528 0 0.0%
Incl. PeakMemUse (bytes)43,904 43,932 28 0.1%
Incl. PeakMemUse (bytes) per call 382 382 0 0.1%
Excl. PeakMemUse (bytes)11,816 11,852 36 0.3%

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% 89 0.2% 0 0.0% 0 0.0% 28 0.0%
Exclusive Metrics Diff for Current Function40 44.9% -22 N/A% 0 N/A% 36 128.6%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 128 143.8% 18 N/A% 0 N/A% 28 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -38 -42.7% -17 N/A% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -1 -1.1% -1 N/A% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 24 27.0% -34 N/A% 0 N/A% 0 0.0%
array_diff0 N/A% 18 20.2% 26 N/A% 0 N/A% -8 -28.6%
array_keys0 N/A% 6 6.7% 15 N/A% 0 N/A% 0 0.0%
drupal_static0 N/A% 3 3.4% 10 N/A% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -2 -2.2% 1 N/A% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 0 0.0% 4 N/A% 0 N/A% 0 0.0%