Diff Report
Run #5198f7eab7067: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5198f92a4c3fa: XHProf Run (Namespace=drupal-perf-steveoliver)
Tip
Click a function name below to drill down.

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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5198f7eab7067Run #5198f92a4c3faDiffDiff%
Number of Function Calls136 136 0 0.0%
Incl. Wall Time (microsec)10,624 10,521 -103 -1.0%
Incl. Wall Time (microsec) per call 78 77 -1 -1.0%
Excl. Wall Time (microsec)3,832 3,824 -8 -0.2%
Incl. CPU (microsecs)4,000 8,000 4,000 100.0%
Incl. CPU (microsecs) per call 29 59 29 100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)130,808 130,808 0 0.0%
Incl. MemUse (bytes) per call 962 962 0 0.0%
Excl. MemUse (bytes)-159,408 -159,408 0 0.0%
Incl. PeakMemUse (bytes)115,776 115,776 0 0.0%
Incl. PeakMemUse (bytes) per call 851 851 0 0.0%
Excl. PeakMemUse (bytes)29,456 29,456 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% -103 -10.2% 4,000 N/A% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-8 -7.8% 0 0.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -106 -102.9% 4,000 100.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 3 2.9% 0 0.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -60 -58.3% 0 0.0% 0 N/A% 0 N/A%
array_keys0 N/A% -49 -47.6% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 15 14.6% 0 0.0% 0 N/A% 0 N/A%
drupal_static0 N/A% -8 -7.8% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 6 5.8% 4,000 100.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 1.0% 0 0.0% 0 N/A% 0 N/A%