Diff Report
Run #51ad024086f90: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ad028f5e6a3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ad024086f90Run #51ad028f5e6a3DiffDiff%
Number of Function Calls78 78 0 0.0%
Incl. Wall Time (microsec)6,039 6,652 613 10.2%
Incl. Wall Time (microsec) per call 77 85 8 10.2%
Excl. Wall Time (microsec)1,451 1,452 1 0.1%
Incl. CPU (microsecs)4,062 4,196 134 3.3%
Incl. CPU (microsecs) per call 52 54 2 3.3%
Excl. CPU (microsec)1,180 1,168 -12 -1.0%
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% 613 131.8% 134 62.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.2% -12 -9.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 539 87.9% 139 103.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 74 12.1% -5 -3.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 524 85.5% 67 50.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 73 11.9% 72 53.7% 0 N/A% 0 N/A%
array_keys0 N/A% 10 1.6% -4 -3.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 6 1.0% 5 3.7% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.2% 2 1.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 4 3.0% 0 N/A% 0 N/A%