Diff Report
Run #519b182c941bf: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519b18dba5252: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519b182c941bfRun #519b18dba5252DiffDiff%
Number of Function Calls97 97 0 0.0%
Incl. Wall Time (microsec)8,215 8,369 154 1.9%
Incl. Wall Time (microsec) per call 85 86 2 1.9%
Excl. Wall Time (microsec)2,074 2,066 -8 -0.4%
Incl. CPU (microsecs)5,908 5,972 64 1.1%
Incl. CPU (microsecs) per call 61 62 1 1.1%
Excl. CPU (microsec)1,732 1,766 34 2.0%
Incl. MemUse (bytes)72,160 72,160 0 0.0%
Incl. MemUse (bytes) per call 744 744 0 0.0%
Excl. MemUse (bytes)-105,888 -105,888 0 0.0%
Incl. PeakMemUse (bytes)65,840 65,840 0 0.0%
Incl. PeakMemUse (bytes) per call 679 679 0 0.0%
Excl. PeakMemUse (bytes)17,432 17,432 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% 154 40.4% 64 9.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -5.2% 34 53.1% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 157 101.9% 51 79.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -3 -1.9% 13 20.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 129 83.8% 36 56.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 33 21.4% 35 54.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 11 7.1% -12 -18.8% 0 N/A% 0 N/A%
array_diff0 N/A% -6 -3.9% -14 -21.9% 0 N/A% 0 N/A%
array_keys0 N/A% -3 -1.9% -8 -12.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -1.3% -7 -10.9% 0 N/A% 0 N/A%