Diff Report
Run #523f01e38fa84: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f01900df5c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f01e38fa84Run #523f01900df5cDiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)6,657 7,047 390 5.9%
Incl. Wall Time (microsec) per call 79 84 5 5.9%
Excl. Wall Time (microsec)1,442 1,500 58 4.0%
Incl. CPU (microsecs)4,240 4,390 150 3.5%
Incl. CPU (microsecs) per call 50 52 2 3.5%
Excl. CPU (microsec)1,196 1,234 38 3.2%
Incl. MemUse (bytes)66,128 66,128 0 0.0%
Incl. MemUse (bytes) per call 787 787 0 0.0%
Excl. MemUse (bytes)-93,392 -93,392 0 0.0%
Incl. PeakMemUse (bytes)71,744 71,744 0 0.0%
Incl. PeakMemUse (bytes) per call 854 854 0 0.0%
Excl. PeakMemUse (bytes)16,248 16,248 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% 390 114.7% 150 3.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function58 14.9% 38 25.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 390 100.0% 150 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 299 76.7% 57 38.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 22 5.6% 30 20.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 15 3.8% 14 9.3% 0 N/A% 0 N/A%
array_diff0 N/A% -9 -2.3% 9 6.0% 0 N/A% 0 N/A%
array_keys0 N/A% 5 1.3% -1 -0.7% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 3 2.0% 0 N/A% 0 N/A%