Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec489b18752: 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 #51ec485525502Run #51ec489b18752DiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)5,403 5,477 74 1.4%
Incl. Wall Time (microsec) per call 37 38 1 1.4%
Excl. Wall Time (microsec)1,845 1,827 -18 -1.0%
Incl. CPU (microsecs)4,659 4,647 -12 -0.3%
Incl. CPU (microsecs) per call 32 32 -0 -0.3%
Excl. CPU (microsec)1,525 1,488 -37 -2.4%
Incl. MemUse (bytes)94,624 94,624 0 0.0%
Incl. MemUse (bytes) per call 648 648 0 0.0%
Excl. MemUse (bytes)-185,448 -185,448 0 0.0%
Incl. PeakMemUse (bytes)128,176 128,176 0 0.0%
Incl. PeakMemUse (bytes) per call 878 878 0 0.0%
Excl. PeakMemUse (bytes)33,224 33,224 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% 74 7.2% -12 -3.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-18 -24.3% -37 -308.3% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 27 36.5% -8 -66.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 47 63.5% -4 -33.3% 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
array_keys0 N/A% 7 9.5% 9 75.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 4 5.4% 7 58.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 91 123.0% 6 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -7 -9.5% -5 -41.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 4 33.3% 0 N/A% 0 N/A%
array_diff0 N/A% -3 -4.1% 4 33.3% 0 N/A% 0 N/A%