Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1d6bf728: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52d4b18f32fb6Run #52d4b1d6bf728DiffDiff%
Number of Function Calls107 107 0 0.0%
Incl. Wall Time (microsec)3,494 3,503 9 0.3%
Incl. Wall Time (microsec) per call 33 33 0 0.3%
Excl. Wall Time (microsec)1,036 1,034 -2 -0.2%
Incl. CPU (microsecs)2,759 2,747 -12 -0.4%
Incl. CPU (microsecs) per call 26 26 -0 -0.4%
Excl. CPU (microsec)859 853 -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 Function-2 -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%