Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e8415aec3: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52d3e812c7cf2Run #52d3e8415aec3DiffDiff%
Number of Function Calls77 77 0 0.0%
Incl. Wall Time (microsec)3,217 3,244 27 0.8%
Incl. Wall Time (microsec) per call 42 42 0 0.8%
Excl. Wall Time (microsec)863 860 -3 -0.3%
Incl. CPU (microsecs)2,478 2,498 20 0.8%
Incl. CPU (microsecs) per call 32 32 0 0.8%
Excl. CPU (microsec)695 694 -1 -0.1%
Incl. MemUse (bytes)59,168 59,168 0 0.0%
Incl. MemUse (bytes) per call 768 768 0 0.0%
Excl. MemUse (bytes)-110,904 -110,904 0 0.0%
Incl. PeakMemUse (bytes)95,128 95,128 0 0.0%
Incl. PeakMemUse (bytes) per call 1,235 1,235 0 0.0%
Excl. PeakMemUse (bytes)15,432 15,432 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% 27 23.1% 20 17.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -11.1% -1 -5.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 27 100.0% 20 100.0% 0 N/A% 0 N/A%
Child functions
array_keys0 N/A% 24 88.9% 33 165.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 4 14.8% 7 35.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 2 7.4% -1 -5.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 1 3.7% -1 -5.0% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -3.7% -3 -15.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 0 0.0% -14 -70.0% 0 N/A% 0 N/A%