Diff Report
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52404261932b3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5240420daae43Run #52404261932b3DiffDiff%
Number of Function Calls108 108 0 0.0%
Incl. Wall Time (microsec)8,238 8,433 195 2.4%
Incl. Wall Time (microsec) per call 76 78 2 2.4%
Excl. Wall Time (microsec)2,115 2,100 -15 -0.7%
Incl. CPU (microsecs)5,977 6,094 117 2.0%
Incl. CPU (microsecs) per call 55 56 1 2.0%
Excl. CPU (microsec)1,819 1,838 19 1.0%
Incl. MemUse (bytes)75,176 75,176 0 0.0%
Incl. MemUse (bytes) per call 696 696 0 0.0%
Excl. MemUse (bytes)-125,824 -125,824 0 0.0%
Incl. PeakMemUse (bytes)88,496 88,496 0 0.0%
Incl. PeakMemUse (bytes) per call 819 819 0 0.0%
Excl. PeakMemUse (bytes)14,392 14,392 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% 195 16.8% 117 5.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-15 -7.7% 19 16.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 195 100.0% 117 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 161 82.6% 82 70.1% 0 N/A% 0 N/A%
drupal_static0 N/A% 21 10.8% 30 25.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 14 7.2% 11 9.4% 0 N/A% 0 N/A%
array_diff0 N/A% 12 6.2% -8 -6.8% 0 N/A% 0 N/A%
array_keys0 N/A% 7 3.6% -6 -5.1% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -5 -2.6% -11 -9.4% 0 N/A% 0 N/A%