Diff Report
Run #51981e001fd46: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51981beb768ad: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51981e001fd46Run #51981beb768adDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)5,637 5,736 99 1.8%
Incl. Wall Time (microsec) per call 67 68 1 1.8%
Excl. Wall Time (microsec)1,432 1,436 4 0.3%
Incl. CPU (microsecs)3,840 3,922 82 2.1%
Incl. CPU (microsecs) per call 46 47 1 2.1%
Excl. CPU (microsec)1,216 1,216 0 0.0%
Incl. MemUse (bytes)68,616 68,616 0 0.0%
Incl. MemUse (bytes) per call 817 817 0 0.0%
Excl. MemUse (bytes)-99,552 -99,552 0 0.0%
Incl. PeakMemUse (bytes)79,904 79,904 0 0.0%
Incl. PeakMemUse (bytes) per call 951 951 0 0.0%
Excl. PeakMemUse (bytes)18,000 18,000 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% 99 69.2% 82 27.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function4 4.0% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 82 82.8% 82 100.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 17 17.2% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 101 102.0% 71 86.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 21 21.2% 23 28.0% 0 N/A% 0 N/A%
drupal_static0 N/A% -15 -15.2% -12 -14.6% 0 N/A% 0 N/A%
array_diff0 N/A% -8 -8.1% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% -4 -4.0% -1 -1.2% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 1 1.2% 0 N/A% 0 N/A%