Diff Report
Run #51ec51f5849d9: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ec51f5849d9Run #51ec517fc2424DiffDiff%
Number of Function Calls134 134 0 0.0%
Incl. Wall Time (microsec)5,334 5,620 286 5.4%
Incl. Wall Time (microsec) per call 40 42 2 5.4%
Excl. Wall Time (microsec)1,777 1,767 -10 -0.6%
Incl. CPU (microsecs)4,578 4,618 40 0.9%
Incl. CPU (microsecs) per call 34 34 0 0.9%
Excl. CPU (microsec)1,428 1,464 36 2.5%
Incl. MemUse (bytes)88,760 88,760 0 0.0%
Incl. MemUse (bytes) per call 662 662 0 0.0%
Excl. MemUse (bytes)-188,376 -188,376 0 0.0%
Incl. PeakMemUse (bytes)138,816 138,816 0 0.0%
Incl. PeakMemUse (bytes) per call 1,036 1,036 0 0.0%
Excl. PeakMemUse (bytes)36,248 36,248 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% 286 9.8% 40 1.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-10 -3.5% 36 90.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 221 77.3% 48 120.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 65 22.7% -8 -20.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 344 120.3% 88 220.0% 0 N/A% 0 N/A%
array_diff0 N/A% -24 -8.4% -37 -92.5% 0 N/A% 0 N/A%
drupal_static0 N/A% -18 -6.3% -18 -45.0% 0 N/A% 0 N/A%
array_keys0 N/A% -18 -6.3% -40 -100.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 12 4.2% 11 27.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%