Diff Report
Run #51ca5a4995c23: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51ca5ac5912c3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ca5a4995c23Run #51ca5ac5912c3DiffDiff%
Number of Function Calls94 94 0 0.0%
Incl. Wall Time (microsec)7,597 8,037 440 5.8%
Incl. Wall Time (microsec) per call 81 86 5 5.8%
Excl. Wall Time (microsec)1,907 1,941 34 1.8%
Incl. CPU (microsecs)5,531 5,693 162 2.9%
Incl. CPU (microsecs) per call 59 61 2 2.9%
Excl. CPU (microsec)1,622 1,659 37 2.3%
Incl. MemUse (bytes)71,488 71,488 0 0.0%
Incl. MemUse (bytes) per call 761 761 0 0.0%
Excl. MemUse (bytes)-147,336 -147,336 0 0.0%
Incl. PeakMemUse (bytes)132,624 132,624 0 0.0%
Incl. PeakMemUse (bytes) per call 1,411 1,411 0 0.0%
Excl. PeakMemUse (bytes)34,368 34,368 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% 440 126.4% 162 10.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function34 7.7% 37 22.8% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 456 103.6% 174 107.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -16 -3.6% -11 -6.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% -1 -0.6% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 301 68.4% 23 14.2% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 70 15.9% 64 39.5% 0 N/A% 0 N/A%
array_keys0 N/A% 39 8.9% 37 22.8% 0 N/A% 0 N/A%
drupal_static0 N/A% -3 -0.7% -8 -4.9% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -0.5% 1 0.6% 0 N/A% 0 N/A%
array_diff0 N/A% 1 0.2% 8 4.9% 0 N/A% 0 N/A%