Diff Report
Run #52d4b1d6bf728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b18f32fb6: 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 #52d4b1d6bf728Run #52d4b18f32fb6DiffDiff%
Number of Function Calls107 107 0 0.0%
Incl. Wall Time (microsec)3,503 3,494 -9 -0.3%
Incl. Wall Time (microsec) per call 33 33 -0 -0.3%
Excl. Wall Time (microsec)1,034 1,036 2 0.2%
Incl. CPU (microsecs)2,747 2,759 12 0.4%
Incl. CPU (microsecs) per call 26 26 0 0.4%
Excl. CPU (microsec)853 859 6 0.7%
Incl. MemUse (bytes)73,800 73,800 0 0.0%
Incl. MemUse (bytes) per call 690 690 0 0.0%
Excl. MemUse (bytes)-128,608 -128,608 0 0.0%
Incl. PeakMemUse (bytes)91,952 91,952 0 0.0%
Incl. PeakMemUse (bytes) per call 859 859 0 0.0%
Excl. PeakMemUse (bytes)17,960 17,960 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% -9 -7.9% 12 27.9% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 22.2% 6 50.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -9 -100.0% 12 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -9 -100.0% -2 -16.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -22.2% -3 -25.0% 0 N/A% 0 N/A%
array_diff0 N/A% -2 -22.2% 3 25.0% 0 N/A% 0 N/A%
array_keys0 N/A% 1 11.1% 18 150.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 1 11.1% -3 -25.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% -7 -58.3% 0 N/A% 0 N/A%