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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f01900df5cRun #523f01e38fa84DiffDiff%
Number of Function Calls84 84 0 0.0%
Incl. Wall Time (microsec)7,047 6,657 -390 -5.5%
Incl. Wall Time (microsec) per call 84 79 -5 -5.5%
Excl. Wall Time (microsec)1,500 1,442 -58 -3.9%
Incl. CPU (microsecs)4,390 4,240 -150 -3.4%
Incl. CPU (microsecs) per call 52 50 -2 -3.4%
Excl. CPU (microsec)1,234 1,196 -38 -3.1%
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 Function-58 -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%