Diff Report
Run #51ad018db619c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad01387670b: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad018db619cRun #51ad01387670bDiffDiff%
Number of Function Calls78 78 0 0.0%
Incl. Wall Time (microsec)6,392 6,479 87 1.4%
Incl. Wall Time (microsec) per call 82 83 1 1.4%
Excl. Wall Time (microsec)1,460 1,433 -27 -1.8%
Incl. CPU (microsecs)4,173 4,069 -104 -2.5%
Incl. CPU (microsecs) per call 54 52 -1 -2.5%
Excl. CPU (microsec)1,151 1,149 -2 -0.2%
Incl. MemUse (bytes)67,240 67,240 0 0.0%
Incl. MemUse (bytes) per call 862 862 0 0.0%
Excl. MemUse (bytes)-103,176 -103,176 0 0.0%
Incl. PeakMemUse (bytes)87,408 87,408 0 0.0%
Incl. PeakMemUse (bytes) per call 1,121 1,121 0 0.0%
Excl. PeakMemUse (bytes)18,720 18,720 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% 87 25.4% -104 -9.1% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-27 -31.0% -2 -1.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 79 90.8% -110 -105.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 8 9.2% 6 5.8% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 178 204.6% -23 -22.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -40 -46.0% -44 -42.3% 0 N/A% 0 N/A%
drupal_static0 N/A% -26 -29.9% -34 -32.7% 0 N/A% 0 N/A%
array_diff0 N/A% 10 11.5% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% -8 -9.2% -4 -3.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 3 2.9% 0 N/A% 0 N/A%