Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ec3b81ad265Run #51ec3c1813b11DiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)4,269 4,184 -85 -2.0%
Incl. Wall Time (microsec) per call 41 40 -1 -2.0%
Excl. Wall Time (microsec)1,336 1,306 -30 -2.2%
Incl. CPU (microsecs)3,638 3,685 47 1.3%
Incl. CPU (microsecs) per call 35 35 0 1.3%
Excl. CPU (microsec)1,090 1,123 33 3.0%
Incl. MemUse (bytes)72,856 72,856 0 0.0%
Incl. MemUse (bytes) per call 694 694 0 0.0%
Excl. MemUse (bytes)-101,144 -101,144 0 0.0%
Incl. PeakMemUse (bytes)95,504 95,504 0 0.0%
Incl. PeakMemUse (bytes) per call 910 910 0 0.0%
Excl. PeakMemUse (bytes)18,344 18,344 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% -85 -3.5% 47 6.2% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-30 -35.3% 33 70.2% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -86 -101.2% 45 95.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 1 1.2% 2 4.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -76 -89.4% 23 48.9% 0 N/A% 0 N/A%
array_keys0 N/A% -3 -3.5% -19 -40.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 15 17.6% 17 36.2% 0 N/A% 0 N/A%
drupal_static0 N/A% -5 -5.9% -10 -21.3% 0 N/A% 0 N/A%
array_diff0 N/A% 14 16.5% 2 4.3% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 1 2.1% 0 N/A% 0 N/A%