Diff Report
Run #519ead70538d1: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519eadc55e057: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519ead70538d1Run #519eadc55e057DiffDiff%
Number of Function Calls119 119 0 0.0%
Incl. Wall Time (microsec)8,018 8,306 288 3.6%
Incl. Wall Time (microsec) per call 67 70 2 3.6%
Excl. Wall Time (microsec)2,339 2,351 12 0.5%
Incl. CPU (microsecs)5,888 5,886 -2 -0.0%
Incl. CPU (microsecs) per call 49 49 -0 -0.0%
Excl. CPU (microsec)2,076 2,061 -15 -0.7%
Incl. MemUse (bytes)45,832 45,832 0 0.0%
Incl. MemUse (bytes) per call 385 385 0 0.0%
Excl. MemUse (bytes)-56,080 -56,080 0 0.0%
Incl. PeakMemUse (bytes)40,536 40,536 0 0.0%
Incl. PeakMemUse (bytes) per call 341 341 0 0.0%
Excl. PeakMemUse (bytes)11,064 11,064 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% 288 21.9% -2 -0.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function12 4.2% -15 -750.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 278 96.5% -11 -550.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 10 3.5% 9 450.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 257 89.2% -27 -1350.0% 0 N/A% 0 N/A%
array_keys0 N/A% 11 3.8% 13 650.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 4 1.4% 7 350.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 3 1.0% 33 1650.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 3 1.0% 2 100.0% 0 N/A% 0 N/A%
array_diff0 N/A% -2 -0.7% -15 -750.0% 0 N/A% 0 N/A%