Diff Report
Run #51aaed63de9a0: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51aaed0fcbd4e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51aaed63de9a0Run #51aaed0fcbd4eDiffDiff%
Number of Function Calls68 68 0 0.0%
Incl. Wall Time (microsec)6,045 5,505 -540 -8.9%
Incl. Wall Time (microsec) per call 89 81 -8 -8.9%
Excl. Wall Time (microsec)1,198 1,166 -32 -2.7%
Incl. CPU (microsecs)3,712 3,533 -179 -4.8%
Incl. CPU (microsecs) per call 55 52 -3 -4.8%
Excl. CPU (microsec)1,000 931 -69 -6.9%
Incl. MemUse (bytes)57,080 57,080 0 0.0%
Incl. MemUse (bytes) per call 839 839 0 0.0%
Excl. MemUse (bytes)-86,608 -86,608 0 0.0%
Incl. PeakMemUse (bytes)54,984 54,984 0 0.0%
Incl. PeakMemUse (bytes) per call 809 809 0 0.0%
Excl. PeakMemUse (bytes)11,600 11,600 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% -540 -92.2% -179 -108.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-32 -5.9% -69 -38.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -505 -93.5% -176 -98.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -35 -6.5% -3 -1.7% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -464 -85.9% -97 -54.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -40 -7.4% -34 -19.0% 0 N/A% 0 N/A%
array_keys0 N/A% -8 -1.5% 7 3.9% 0 N/A% 0 N/A%
drupal_static0 N/A% 2 0.4% 6 3.4% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.2% 2 1.1% 0 N/A% 0 N/A%
array_diff0 N/A% 1 0.2% 6 3.4% 0 N/A% 0 N/A%