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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51a4463d308ceRun #51a448a326782DiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)7,309 7,282 -27 -0.4%
Incl. Wall Time (microsec) per call 91 91 -0 -0.4%
Excl. Wall Time (microsec)2,181 2,232 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)-43,868 -43,944 -76 -0.2%
Incl. PeakMemUse (bytes)37,936 38,120 184 0.5%
Incl. PeakMemUse (bytes) per call 474 477 2 0.5%
Excl. PeakMemUse (bytes)3,916 4,176 260 6.6%

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 Function51 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%