Diff Report
Run #523f27198f838: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f26a22745b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f27198f838Run #523f26a22745bDiffDiff%
Number of Function Calls146 146 0 0.0%
Incl. Wall Time (microsec)9,922 9,608 -314 -3.2%
Incl. Wall Time (microsec) per call 68 66 -2 -3.2%
Excl. Wall Time (microsec)2,643 2,574 -69 -2.6%
Incl. CPU (microsecs)6,804 6,560 -244 -3.6%
Incl. CPU (microsecs) per call 47 45 -2 -3.6%
Excl. CPU (microsec)2,214 2,094 -120 -5.4%
Incl. MemUse (bytes)102,512 102,512 0 0.0%
Incl. MemUse (bytes) per call 702 702 0 0.0%
Excl. MemUse (bytes)-197,976 -197,976 0 0.0%
Incl. PeakMemUse (bytes)128,448 128,448 0 0.0%
Incl. PeakMemUse (bytes) per call 880 880 0 0.0%
Excl. PeakMemUse (bytes)31,288 31,288 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% -314 -27.5% -244 -294.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-69 -22.0% -120 -49.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -314 -100.0% -244 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -139 -44.3% -49 -20.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -42 -13.4% -45 -18.4% 0 N/A% 0 N/A%
array_diff0 N/A% -33 -10.5% -16 -6.6% 0 N/A% 0 N/A%
drupal_static0 N/A% -20 -6.4% -27 -11.1% 0 N/A% 0 N/A%
array_keys0 N/A% -10 -3.2% 6 2.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -0.3% 7 2.9% 0 N/A% 0 N/A%