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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52404261932b3Run #5240420daae43DiffDiff%
Number of Function Calls108 108 0 0.0%
Incl. Wall Time (microsec)8,433 8,238 -195 -2.3%
Incl. Wall Time (microsec) per call 78 76 -2 -2.3%
Excl. Wall Time (microsec)2,100 2,115 15 0.7%
Incl. CPU (microsecs)6,094 5,977 -117 -1.9%
Incl. CPU (microsecs) per call 56 55 -1 -1.9%
Excl. CPU (microsec)1,838 1,819 -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 Function15 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%