Diff Report
Run #523e49a66dc20: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523e4a8c453b2: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523e49a66dc20Run #523e4a8c453b2DiffDiff%
Number of Function Calls60 60 0 0.0%
Incl. Wall Time (microsec)5,390 5,015 -375 -7.0%
Incl. Wall Time (microsec) per call 90 84 -6 -7.0%
Excl. Wall Time (microsec)1,094 1,025 -69 -6.3%
Incl. CPU (microsecs)3,427 3,222 -205 -6.0%
Incl. CPU (microsecs) per call 57 54 -3 -6.0%
Excl. CPU (microsec)892 827 -65 -7.3%
Incl. MemUse (bytes)50,928 50,928 0 0.0%
Incl. MemUse (bytes) per call 849 849 0 0.0%
Excl. MemUse (bytes)-84,880 -84,880 0 0.0%
Incl. PeakMemUse (bytes)63,272 63,272 0 0.0%
Incl. PeakMemUse (bytes) per call 1,055 1,055 0 0.0%
Excl. PeakMemUse (bytes)9,920 9,920 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% -375 -4.2% -205 -4.6% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-69 -18.4% -65 -31.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -375 -100.0% -205 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -278 -74.1% -115 -56.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -32 -8.5% -28 -13.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 5 1.3% 0 0.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.3% -1 -0.5% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% -1 -0.3% 4 2.0% 0 N/A% 0 N/A%