Diff Report
Run #5230a98f3b26c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5230aa47d621c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5230a98f3b26cRun #5230aa47d621cDiffDiff%
Number of Function Calls70 70 0 0.0%
Incl. Wall Time (microsec)5,302 4,962 -340 -6.4%
Incl. Wall Time (microsec) per call 76 71 -5 -6.4%
Excl. Wall Time (microsec)1,380 1,334 -46 -3.3%
Incl. CPU (microsecs)3,856 3,811 -45 -1.2%
Incl. CPU (microsecs) per call 55 54 -1 -1.2%
Excl. CPU (microsec)1,179 1,148 -31 -2.6%
Incl. MemUse (bytes)54,600 54,608 8 0.0%
Incl. MemUse (bytes) per call 780 780 0 0.0%
Excl. MemUse (bytes)-48,696 -48,696 0 0.0%
Incl. PeakMemUse (bytes)73,464 73,488 24 0.0%
Incl. PeakMemUse (bytes) per call 1,049 1,050 0 0.0%
Excl. PeakMemUse (bytes)14,536 14,608 72 0.5%

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% -340 -40.1% -45 -4.9% 8 0.0% 24 0.0%
Exclusive Metrics Diff for Current Function-46 -13.5% -31 -68.9% 0 0.0% 72 300.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -340 -100.0% -45 -100.0% 8 100.0% 24 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -286 -84.1% 9 20.0% 0 0.0% -96 -400.0%
array_keys0 N/A% -14 -4.1% -21 -46.7% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 4 1.2% 1 2.2% 8 100.0% 0 0.0%
drupal_static0 N/A% 3 0.9% -5 -11.1% 0 0.0% 48 200.0%
array_fill_keys0 N/A% -3 -0.9% 0 0.0% 0 0.0% 0 0.0%
array_diff0 N/A% 2 0.6% 2 4.4% 0 0.0% 0 0.0%