Diff Report
Run #51ca5414b31d9: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca54a312a65: 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 #51ca54a312a65DiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)6,761 6,818 57 0.8%
Incl. Wall Time (microsec) per call 93 93 1 0.8%
Excl. Wall Time (microsec)1,499 1,544 45 3.0%
Incl. CPU (microsecs)4,670 4,797 127 2.7%
Incl. CPU (microsecs) per call 64 66 2 2.7%
Excl. CPU (microsec)1,225 1,260 35 2.9%
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 -93,656 -24 -0.0%
Incl. PeakMemUse (bytes)117,576 116,824 -752 -0.6%
Incl. PeakMemUse (bytes) per call 1,611 1,600 -10 -0.6%
Excl. PeakMemUse (bytes)22,816 22,776 -40 -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% 57 5.2% 127 58.5% 0 0.0% -752 -0.9%
Exclusive Metrics Diff for Current Function45 78.9% 35 27.6% -24 N/A% -40 -5.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 44 77.2% 112 88.2% 0 N/A% -696 -92.6%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 13 22.8% 14 11.0% 0 N/A% -56 -7.4%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 1 0.8% 0 N/A% 0 0.0%
Child functions
array_keys0 N/A% 40 70.2% 40 31.5% 24 N/A% -240 -31.9%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -37 -64.9% -33 -26.0% 0 N/A% 0 0.0%
array_diff0 N/A% 31 54.4% 38 29.9% 0 N/A% 40 5.3%
Drupal\Core\Database\Connection::query0 N/A% -23 -40.4% 44 34.6% 0 N/A% -512 -68.1%
drupal_static0 N/A% 3 5.3% 6 4.7% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -2 -3.5% -3 -2.4% 0 N/A% 0 0.0%