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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ca5476d8061Run #51ca5414b31d9DiffDiff%
Number of Function Calls73 73 0 0.0%
Incl. Wall Time (microsec)7,016 6,761 -255 -3.6%
Incl. Wall Time (microsec) per call 96 93 -3 -3.6%
Excl. Wall Time (microsec)1,568 1,499 -69 -4.4%
Incl. CPU (microsecs)4,897 4,670 -227 -4.6%
Incl. CPU (microsecs) per call 67 64 -3 -4.6%
Excl. CPU (microsec)1,295 1,225 -70 -5.4%
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 Function-69 -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%