Diff Report
Run #5204417bc7ab7: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5204421e7a2a2: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #5204417bc7ab7Run #5204421e7a2a2DiffDiff%
Number of Function Calls114 114 0 0.0%
Incl. Wall Time (microsec)6,407 6,508 101 1.6%
Incl. Wall Time (microsec) per call 56 57 1 1.6%
Excl. Wall Time (microsec)1,630 1,706 76 4.7%
Incl. CPU (microsecs)4,337 4,390 53 1.2%
Incl. CPU (microsecs) per call 38 39 0 1.2%
Excl. CPU (microsec)1,375 1,415 40 2.9%
Incl. MemUse (bytes)77,224 77,224 0 0.0%
Incl. MemUse (bytes) per call 677 677 0 0.0%
Excl. MemUse (bytes)-124,272 -124,272 0 0.0%
Incl. PeakMemUse (bytes)110,704 110,704 0 0.0%
Incl. PeakMemUse (bytes) per call 971 971 0 0.0%
Excl. PeakMemUse (bytes)22,792 22,792 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% 101 11.7% 53 2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function76 75.2% 40 75.5% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 139 137.6% 69 130.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -37 -36.6% -14 -26.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% -1 -1.0% -2 -3.8% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 12 11.9% 29 54.7% 0 N/A% 0 N/A%
array_keys0 N/A% 10 9.9% -2 -3.8% 0 N/A% 0 N/A%
array_diff0 N/A% 5 5.0% 11 20.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -2 -2.0% -28 -52.8% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 1.0% 3 5.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -1 -1.0% 0 0.0% 0 N/A% 0 N/A%