Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050b464828: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51904f8640386Run #519050b464828DiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)5,221 5,267 46 0.9%
Incl. Wall Time (microsec) per call 72 72 1 0.9%
Excl. Wall Time (microsec)1,179 1,172 -7 -0.6%
Incl. CPU (microsecs)3,456 3,593 137 4.0%
Incl. CPU (microsecs) per call 47 49 2 4.0%
Excl. CPU (microsec)1,007 977 -30 -3.0%
Incl. MemUse (bytes)56,352 56,352 0 0.0%
Incl. MemUse (bytes) per call 772 772 0 0.0%
Excl. MemUse (bytes)-96,160 -96,160 0 0.0%
Incl. PeakMemUse (bytes)94,272 94,272 0 0.0%
Incl. PeakMemUse (bytes) per call 1,291 1,291 0 0.0%
Excl. PeakMemUse (bytes)16,528 16,528 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% 46 50.0% 137 27.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-7 -15.2% -30 -21.9% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 24 52.2% 133 97.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 22 47.8% 4 2.9% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 76 165.2% 132 96.4% 0 N/A% 0 N/A%
array_keys0 N/A% -51 -110.9% 4 2.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 29 63.0% 25 18.2% 0 N/A% 0 N/A%
drupal_static0 N/A% -7 -15.2% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 6 13.0% 5 3.6% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 1 0.7% 0 N/A% 0 N/A%