Diff Report
Run #5199dd4798f9f: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #5199df04dd672: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5199dd4798f9fRun #5199df04dd672DiffDiff%
Number of Function Calls109 109 0 0.0%
Incl. Wall Time (microsec)7,199 7,315 116 1.6%
Incl. Wall Time (microsec) per call 66 67 1 1.6%
Excl. Wall Time (microsec)2,555 2,557 2 0.1%
Incl. CPU (microsecs)0 8,000 8,000 N/A%
Incl. CPU (microsecs) per call 0 73 73 N/A%
Excl. CPU (microsec)0 4,000 4,000 N/A%
Incl. MemUse (bytes)39,848 39,860 12 0.0%
Incl. MemUse (bytes) per call 366 366 0 0.0%
Excl. MemUse (bytes)-58,712 -58,716 -4 -0.0%
Incl. PeakMemUse (bytes)43,892 44,024 132 0.3%
Incl. PeakMemUse (bytes) per call 403 404 1 0.3%
Excl. PeakMemUse (bytes)8,468 8,520 52 0.6%

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% 116 0.5% 8,000 28.6% 12 0.0% 132 0.2%
Exclusive Metrics Diff for Current Function2 1.7% 4,000 50.0% -4 -33.3% 52 39.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 122 105.2% 4,000 50.0% 12 100.0% 132 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -6 -5.2% 4,000 50.0% 0 0.0% 0 0.0%
Child functions
drupal_static0 N/A% 54 46.6% 0 0.0% 0 0.0% 0 0.0%
array_keys0 N/A% 40 34.5% 4,000 50.0% 4 33.3% 28 21.2%
Drupal\Core\Database\Connection::query0 N/A% 18 15.5% 0 0.0% 0 0.0% 24 18.2%
array_diff0 N/A% 4 3.4% 0 0.0% 0 0.0% -4 -3.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -3 -2.6% 0 0.0% 12 100.0% 32 24.2%
array_fill_keys0 N/A% 1 0.9% 0 0.0% 0 0.0% 0 0.0%