Diff Report
Run #519c0a514701f: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c0ad3d3949: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519c0a514701fRun #519c0ad3d3949DiffDiff%
Number of Function Calls89 89 0 0.0%
Incl. Wall Time (microsec)7,513 7,455 -58 -0.8%
Incl. Wall Time (microsec) per call 84 84 -1 -0.8%
Excl. Wall Time (microsec)1,868 1,871 3 0.2%
Incl. CPU (microsecs)5,115 5,081 -34 -0.7%
Incl. CPU (microsecs) per call 57 57 -0 -0.7%
Excl. CPU (microsec)1,606 1,616 10 0.6%
Incl. MemUse (bytes)37,196 37,196 0 0.0%
Incl. MemUse (bytes) per call 418 418 0 0.0%
Excl. MemUse (bytes)-36,988 -36,988 0 0.0%
Incl. PeakMemUse (bytes)36,624 36,624 0 0.0%
Incl. PeakMemUse (bytes) per call 412 412 0 0.0%
Excl. PeakMemUse (bytes)9,116 9,116 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% -58 -3.1% -34 -1.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 5.2% 10 29.4% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -111 -191.4% -54 -158.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 53 91.4% 20 58.8% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -56 -96.6% -33 -97.1% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -11 -19.0% -12 -35.3% 0 N/A% 0 N/A%
drupal_static0 N/A% 4 6.9% -3 -8.8% 0 N/A% 0 N/A%
array_keys0 N/A% 4 6.9% 4 11.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -1.7% 6 17.6% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -1.7% -6 -17.6% 0 N/A% 0 N/A%