Diff Report
Run #519fc9a1407b3: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc956834f6: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519fc9a1407b3Run #519fc956834f6DiffDiff%
Number of Function Calls95 95 0 0.0%
Incl. Wall Time (microsec)3,265 3,227 -38 -1.2%
Incl. Wall Time (microsec) per call 34 34 -0 -1.2%
Excl. Wall Time (microsec)1,170 1,151 -19 -1.6%
Incl. CPU (microsecs)0 0 0 N/A%
Incl. CPU (microsecs) per call 0 0 0 N/A%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)67,104 67,080 -24 -0.0%
Incl. MemUse (bytes) per call 706 706 -0 -0.0%
Excl. MemUse (bytes)-99,592 -99,592 0 0.0%
Incl. PeakMemUse (bytes)98,328 98,384 56 0.1%
Incl. PeakMemUse (bytes) per call 1,035 1,036 1 0.1%
Excl. PeakMemUse (bytes)20,384 20,336 -48 -0.2%

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% -38 -9.3% 0 0.0% -24 -0.0% 56 0.0%
Exclusive Metrics Diff for Current Function-19 -50.0% 0 N/A% 0 0.0% -48 -85.7%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -38 -100.0% 0 N/A% -24 -100.0% 56 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -32 -84.2% 0 N/A% -8 -33.3% 192 342.9%
array_keys0 N/A% 11 28.9% 0 N/A% -16 -66.7% -56 -100.0%
array_diff0 N/A% 7 18.4% 0 N/A% 0 0.0% -8 -14.3%
drupal_static0 N/A% -3 -7.9% 0 N/A% 0 0.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -3 -7.9% 0 N/A% 0 0.0% -24 -42.9%
array_fill_keys0 N/A% 1 2.6% 0 N/A% 0 0.0% 0 0.0%