Diff Report
Run #51a448a326782: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a4463d308ce: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a448a326782Run #51a4463d308ceDiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)7,282 7,309 27 0.4%
Incl. Wall Time (microsec) per call 91 91 0 0.4%
Excl. Wall Time (microsec)2,232 2,181 -51 -2.3%
Incl. CPU (microsecs)8,000 8,000 0 0.0%
Incl. CPU (microsecs) per call 100 100 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)35,324 35,324 0 0.0%
Incl. MemUse (bytes) per call 442 442 0 0.0%
Excl. MemUse (bytes)-43,944 -43,868 76 0.2%
Incl. PeakMemUse (bytes)38,120 37,936 -184 -0.5%
Incl. PeakMemUse (bytes) per call 477 474 -2 -0.5%
Excl. PeakMemUse (bytes)4,176 3,916 -260 -6.2%

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% 27 0.2% 0 0.0% 0 0.0% -184 -0.2%
Exclusive Metrics Diff for Current Function-51 -188.9% 0 N/A% 76 N/A% -260 -141.3%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 63 233.3% 4,000 N/A% 0 N/A% -184 -100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -36 -133.3% -4,000 N/A% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 48 177.8% -4,000 N/A% 0 N/A% -28 -15.2%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 18 66.7% 0 N/A% 0 N/A% -16 -8.7%
array_keys0 N/A% 10 37.0% 0 N/A% -76 N/A% 60 32.6%
drupal_static0 N/A% 3 11.1% 0 N/A% 0 N/A% 0 0.0%
array_diff0 N/A% -2 -7.4% 4,000 N/A% 0 N/A% 60 32.6%
array_fill_keys0 N/A% 1 3.7% 0 N/A% 0 N/A% 0 0.0%