Diff Report
Run #51ec5cfb002ea: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ec5cfb002eaRun #51ec5ca916d7dDiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)4,755 4,290 -465 -9.8%
Incl. Wall Time (microsec) per call 41 37 -4 -9.8%
Excl. Wall Time (microsec)1,472 1,473 1 0.1%
Incl. CPU (microsecs)3,844 3,828 -16 -0.4%
Incl. CPU (microsecs) per call 33 33 -0 -0.4%
Excl. CPU (microsec)1,199 1,231 32 2.7%
Incl. MemUse (bytes)77,824 77,824 0 0.0%
Incl. MemUse (bytes) per call 677 677 0 0.0%
Excl. MemUse (bytes)-130,152 -130,152 0 0.0%
Incl. PeakMemUse (bytes)113,304 113,304 0 0.0%
Incl. PeakMemUse (bytes) per call 985 985 0 0.0%
Excl. PeakMemUse (bytes)25,520 25,520 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% -465 -29.8% -16 -16.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.2% 32 200.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -414 -89.0% -23 -143.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -51 -11.0% 7 43.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -490 -105.4% -49 -306.2% 0 N/A% 0 N/A%
array_keys0 N/A% 22 4.7% 14 87.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 10 2.2% 7 43.8% 0 N/A% 0 N/A%
array_diff0 N/A% -9 -1.9% -13 -81.2% 0 N/A% 0 N/A%
drupal_static0 N/A% 1 0.2% -4 -25.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -3 -18.8% 0 N/A% 0 N/A%