Diff Report
Run #5230a98f3b26c: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #5230a9efcd55c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5230a98f3b26cRun #5230a9efcd55cDiffDiff%
Number of Function Calls70 70 0 0.0%
Incl. Wall Time (microsec)5,302 5,184 -118 -2.2%
Incl. Wall Time (microsec) per call 76 74 -2 -2.2%
Excl. Wall Time (microsec)1,380 1,417 37 2.7%
Incl. CPU (microsecs)3,856 3,892 36 0.9%
Incl. CPU (microsecs) per call 55 56 1 0.9%
Excl. CPU (microsec)1,179 1,211 32 2.7%
Incl. MemUse (bytes)54,600 54,600 0 0.0%
Incl. MemUse (bytes) per call 780 780 0 0.0%
Excl. MemUse (bytes)-48,696 -48,696 0 0.0%
Incl. PeakMemUse (bytes)73,464 73,464 0 0.0%
Incl. PeakMemUse (bytes) per call 1,049 1,049 0 0.0%
Excl. PeakMemUse (bytes)14,536 14,536 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% -118 -9.0% 36 3.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function37 31.4% 32 88.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -118 -100.0% 36 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% -11 -9.3% -17 -47.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 15 12.7% 12 33.3% 0 N/A% 0 N/A%
array_keys0 N/A% 2 1.7% 11 30.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -166 -140.7% -7 -19.4% 0 N/A% 0 N/A%
array_diff0 N/A% 4 3.4% 3 8.3% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.8% 2 5.6% 0 N/A% 0 N/A%