Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5476d8061: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ca5414b31d9Run #51ca5476d8061DiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)6,761 7,016 255 3.8%
Incl. Wall Time (microsec) per call 93 96 3 3.8%
Excl. Wall Time (microsec)1,499 1,568 69 4.6%
Incl. CPU (microsecs)4,670 4,897 227 4.9%
Incl. CPU (microsecs) per call 64 67 3 4.9%
Excl. CPU (microsec)1,225 1,295 70 5.7%
Incl. MemUse (bytes)64,624 64,624 0 0.0%
Incl. MemUse (bytes) per call 885 885 0 0.0%
Excl. MemUse (bytes)-93,632 -93,632 0 0.0%
Incl. PeakMemUse (bytes)117,576 117,576 0 0.0%
Incl. PeakMemUse (bytes) per call 1,611 1,611 0 0.0%
Excl. PeakMemUse (bytes)22,816 22,816 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% 255 21.1% 227 60.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function69 27.1% 70 30.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 246 96.5% 200 88.1% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 10 3.9% 30 13.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -1 -0.4% -3 -1.3% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 115 45.1% 83 36.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 28 11.0% 32 14.1% 0 N/A% 0 N/A%
array_keys0 N/A% 25 9.8% 19 8.4% 0 N/A% 0 N/A%
array_diff0 N/A% 10 3.9% 11 4.8% 0 N/A% 0 N/A%
drupal_static0 N/A% 10 3.9% 11 4.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -0.8% 1 0.4% 0 N/A% 0 N/A%