Diff Report
Run #51b89eaf4e36e: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b89dd280f98: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b89eaf4e36eRun #51b89dd280f98DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)9,116 9,584 468 5.1%
Incl. Wall Time (microsec) per call 114 120 6 5.1%
Excl. Wall Time (microsec)1,718 1,759 41 2.4%
Incl. CPU (microsecs)5,584 5,963 379 6.8%
Incl. CPU (microsecs) per call 70 75 5 6.8%
Excl. CPU (microsec)1,463 1,523 60 4.1%
Incl. MemUse (bytes)61,504 61,504 0 0.0%
Incl. MemUse (bytes) per call 769 769 0 0.0%
Excl. MemUse (bytes)-107,832 -107,832 0 0.0%
Incl. PeakMemUse (bytes)50,440 50,440 0 0.0%
Incl. PeakMemUse (bytes) per call 631 631 0 0.0%
Excl. PeakMemUse (bytes)7,952 7,952 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% 468 66.8% 379 16.7% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function41 8.8% 60 15.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 248 53.0% 266 70.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 220 47.0% 113 29.8% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 347 74.1% 258 68.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 49 10.5% 45 11.9% 0 N/A% 0 N/A%
drupal_static0 N/A% 30 6.4% 28 7.4% 0 N/A% 0 N/A%
array_keys0 N/A% 12 2.6% 2 0.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -6 -1.3% -5 -1.3% 0 N/A% 0 N/A%
array_diff0 N/A% -5 -1.1% -9 -2.4% 0 N/A% 0 N/A%