Diff Report
Run #52d4b590e6e18: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b5e5ddba1: 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 #52d4b590e6e18Run #52d4b5e5ddba1DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)3,275 3,275 0 0.0%
Incl. Wall Time (microsec) per call 41 41 0 0.0%
Excl. Wall Time (microsec)879 879 0 0.0%
Incl. CPU (microsecs)2,522 2,540 18 0.7%
Incl. CPU (microsecs) per call 32 32 0 0.7%
Excl. CPU (microsec)697 727 30 4.3%
Incl. MemUse (bytes)60,648 60,648 0 0.0%
Incl. MemUse (bytes) per call 758 758 0 0.0%
Excl. MemUse (bytes)-112,832 -112,832 0 0.0%
Incl. PeakMemUse (bytes)96,456 96,456 0 0.0%
Incl. PeakMemUse (bytes) per call 1,206 1,206 0 0.0%
Excl. PeakMemUse (bytes)16,264 16,264 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% 0 0.0% 18 5.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function0 N/A% 30 166.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 0 N/A% 18 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -2 N/A% -4 -22.2% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 N/A% -2 -11.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -1 N/A% 4 22.2% 0 N/A% 0 N/A%
array_diff0 N/A% 1 N/A% 7 38.9% 0 N/A% 0 N/A%
drupal_static0 N/A% 1 N/A% -10 -55.6% 0 N/A% 0 N/A%
array_keys0 N/A% 0 N/A% -7 -38.9% 0 N/A% 0 N/A%