Diff Report
Run #519ec8bd1b3c1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519ec8682c2dc: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519ec8bd1b3c1Run #519ec8682c2dcDiffDiff%
Number of Function Calls125 125 0 0.0%
Incl. Wall Time (microsec)6,356 7,383 1,027 16.2%
Incl. Wall Time (microsec) per call 51 59 8 16.2%
Excl. Wall Time (microsec)1,751 1,889 138 7.9%
Incl. CPU (microsecs)4,334 4,843 509 11.7%
Incl. CPU (microsecs) per call 35 39 4 11.7%
Excl. CPU (microsec)1,428 1,554 126 8.8%
Incl. MemUse (bytes)81,744 81,744 0 0.0%
Incl. MemUse (bytes) per call 654 654 0 0.0%
Excl. MemUse (bytes)-140,816 -140,816 0 0.0%
Incl. PeakMemUse (bytes)55,640 55,640 0 0.0%
Incl. PeakMemUse (bytes) per call 445 445 0 0.0%
Excl. PeakMemUse (bytes)10,792 10,792 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% 1,027 39.8% 509 11.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function138 13.4% 126 24.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 973 94.7% 484 95.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 54 5.3% 25 4.9% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 697 67.9% 182 35.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 156 15.2% 158 31.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 79 7.7% 79 15.5% 0 N/A% 0 N/A%
array_keys0 N/A% -26 -2.5% -17 -3.3% 0 N/A% 0 N/A%
array_diff0 N/A% -17 -1.7% -18 -3.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -1 -0.2% 0 N/A% 0 N/A%