Diff Report
Run #519abd5ae932a: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #519abb02c8da6: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519abd5ae932aRun #519abb02c8da6DiffDiff%
Number of Function Calls132 132 0 0.0%
Incl. Wall Time (microsec)7,956 7,819 -137 -1.7%
Incl. Wall Time (microsec) per call 60 59 -1 -1.7%
Excl. Wall Time (microsec)2,878 2,846 -32 -1.1%
Incl. CPU (microsecs)20,001 0 -20,001 -100.0%
Incl. CPU (microsecs) per call 152 0 -152 -100.0%
Excl. CPU (microsec)12,000 0 -12,000 -100.0%
Incl. MemUse (bytes)45,828 45,828 0 0.0%
Incl. MemUse (bytes) per call 347 347 0 0.0%
Excl. MemUse (bytes)-42,592 -42,612 -20 -0.0%
Incl. PeakMemUse (bytes)39,280 39,408 128 0.3%
Incl. PeakMemUse (bytes) per call 298 299 1 0.3%
Excl. PeakMemUse (bytes)7,512 7,656 144 1.9%

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% -137 -0.1% -20,001 -14.7% 0 0.0% 128 0.5%
Exclusive Metrics Diff for Current Function-32 -23.4% -12,000 -60.0% -20 N/A% 144 112.5%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -104 -75.9% -16,001 -80.0% 0 N/A% 128 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -33 -24.1% -4,000 -20.0% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -104 -75.9% 0 0.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 23 16.8% 0 0.0% 0 N/A% 0 0.0%
array_keys0 N/A% -14 -10.2% 0 0.0% 20 N/A% -28 -21.9%
drupal_static0 N/A% -9 -6.6% -8,001 -40.0% 0 N/A% 0 0.0%
array_diff0 N/A% -2 -1.5% 0 0.0% 0 N/A% 12 9.4%
array_fill_keys0 N/A% 1 0.7% 0 0.0% 0 N/A% 0 0.0%