Diff Report
Run #52e418f395327: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52e418f395327Run #52e417f8e04a5DiffDiff%
Number of Function Calls86 86 0 0.0%
Incl. Wall Time (microsec)3,565 3,569 4 0.1%
Incl. Wall Time (microsec) per call 41 42 0 0.1%
Excl. Wall Time (microsec)1,000 996 -4 -0.4%
Incl. CPU (microsecs)2,728 2,731 3 0.1%
Incl. CPU (microsecs) per call 32 32 0 0.1%
Excl. CPU (microsec)798 810 12 1.5%
Incl. MemUse (bytes)68,048 68,048 0 0.0%
Incl. MemUse (bytes) per call 791 791 0 0.0%
Excl. MemUse (bytes)-127,560 -127,568 -8 -0.0%
Incl. PeakMemUse (bytes)99,184 98,168 -1,016 -1.0%
Incl. PeakMemUse (bytes) per call 1,153 1,141 -12 -1.0%
Excl. PeakMemUse (bytes)27,192 27,776 584 2.1%

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% 4 12.5% 3 1.6% 0 0.0% -1,016 -2.9%
Exclusive Metrics Diff for Current Function-4 -100.0% 12 400.0% -8 N/A% 584 57.5%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 4 100.0% 3 100.0% 0 N/A% -1,016 -100.0%
Child functions
array_keys0 N/A% 14 350.0% 2 66.7% 8 N/A% -344 -33.9%
Drupal\Core\Database\Connection::query0 N/A% -5 -125.0% -6 -200.0% 0 N/A% -1,224 -120.5%
array_fill_keys0 N/A% -3 -75.0% 5 166.7% 0 N/A% 0 0.0%
array_diff0 N/A% 3 75.0% -3 -100.0% 0 N/A% -32 -3.1%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -1 -25.0% -10 -333.3% 0 N/A% 0 0.0%
drupal_static0 N/A% 0 0.0% 3 100.0% 0 N/A% 0 0.0%