Diff Report
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: 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 #51ec3c1813b11Run #51ec3b81ad265DiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)4,184 4,269 85 2.0%
Incl. Wall Time (microsec) per call 40 41 1 2.0%
Excl. Wall Time (microsec)1,306 1,336 30 2.3%
Incl. CPU (microsecs)3,685 3,638 -47 -1.3%
Incl. CPU (microsecs) per call 35 35 -0 -1.3%
Excl. CPU (microsec)1,123 1,090 -33 -2.9%
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 Function30 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%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -15 -17.6% -17 -36.2% 0 N/A% 0 N/A%
array_diff0 N/A% -14 -16.5% -2 -4.3% 0 N/A% 0 N/A%
drupal_static0 N/A% 5 5.9% 10 21.3% 0 N/A% 0 N/A%
array_keys0 N/A% 3 3.5% 19 40.4% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -1 -2.1% 0 N/A% 0 N/A%