Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: 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 #51ec3c5ab9ae4DiffDiff%
Number of Function Calls105 105 0 0.0%
Incl. Wall Time (microsec)4,269 4,316 47 1.1%
Incl. Wall Time (microsec) per call 41 41 0 1.1%
Excl. Wall Time (microsec)1,336 1,359 23 1.7%
Incl. CPU (microsecs)3,638 3,709 71 2.0%
Incl. CPU (microsecs) per call 35 35 1 2.0%
Excl. CPU (microsec)1,090 1,128 38 3.5%
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 95,584 80 0.1%
Incl. PeakMemUse (bytes) per call 910 910 1 0.1%
Excl. PeakMemUse (bytes)18,344 18,328 -16 -0.1%

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% 47 12.6% 71 6.7% 0 0.0% 80 0.2%
Exclusive Metrics Diff for Current Function23 48.9% 38 53.5% 0 N/A% -16 -20.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 46 97.9% 70 98.6% 0 N/A% 80 100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 1 2.1% 1 1.4% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 19 40.4% 20 28.2% 0 N/A% 0 0.0%
array_keys0 N/A% 7 14.9% -2 -2.8% 0 N/A% 64 80.0%
drupal_static0 N/A% -4 -8.5% -13 -18.3% 0 N/A% 32 40.0%
Drupal\Core\Database\Connection::query0 N/A% 2 4.3% 24 33.8% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 0 0.0% 2 2.8% 0 N/A% 0 0.0%
array_diff0 N/A% 0 0.0% 2 2.8% 0 N/A% 0 0.0%