Diff Report
Run #52353dd1139c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52353d82849e7: XHProf Run (Namespace=drupal-perf-joelpittet)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52353dd1139c1Run #52353d82849e7DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)7,718 7,957 239 3.1%
Incl. Wall Time (microsec) per call 92 95 3 3.1%
Excl. Wall Time (microsec)1,942 2,027 85 4.4%
Incl. CPU (microsecs)5,575 6,014 439 7.9%
Incl. CPU (microsecs) per call 66 72 5 7.9%
Excl. CPU (microsec)1,656 1,697 41 2.5%
Incl. MemUse (bytes)65,416 65,416 0 0.0%
Incl. MemUse (bytes) per call 779 779 0 0.0%
Excl. MemUse (bytes)-108,744 -108,744 0 0.0%
Incl. PeakMemUse (bytes)98,344 98,344 0 0.0%
Incl. PeakMemUse (bytes) per call 1,171 1,171 0 0.0%
Excl. PeakMemUse (bytes)19,968 19,968 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% 239 796.7% 439 53.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function85 35.6% 41 9.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 239 100.0% 439 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 116 48.5% 326 74.3% 0 N/A% 0 N/A%
array_diff0 N/A% 22 9.2% 34 7.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 9 3.8% 24 5.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 9 3.8% 2 0.5% 0 N/A% 0 N/A%
array_keys0 N/A% -3 -1.3% 10 2.3% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.4% 2 0.5% 0 N/A% 0 N/A%