Diff Report
Run #52d3e964b719c: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e93cb560e: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52d3e964b719cRun #52d3e93cb560eDiffDiff%
Number of Function Calls75 75 0 0.0%
Incl. Wall Time (microsec)3,218 3,172 -46 -1.4%
Incl. Wall Time (microsec) per call 43 42 -1 -1.4%
Excl. Wall Time (microsec)843 832 -11 -1.3%
Incl. CPU (microsecs)2,464 2,436 -28 -1.1%
Incl. CPU (microsecs) per call 33 32 -0 -1.1%
Excl. CPU (microsec)670 679 9 1.3%
Incl. MemUse (bytes)58,192 58,192 0 0.0%
Incl. MemUse (bytes) per call 776 776 0 0.0%
Excl. MemUse (bytes)-114,672 -114,672 0 0.0%
Incl. PeakMemUse (bytes)94,576 94,576 0 0.0%
Incl. PeakMemUse (bytes) per call 1,261 1,261 0 0.0%
Excl. PeakMemUse (bytes)16,976 16,976 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% -46 -15.4% -28 -9.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-11 -23.9% 9 32.1% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -46 -100.0% -28 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -36 -78.3% -33 -117.9% 0 N/A% 0 N/A%
array_diff0 N/A% 2 4.3% 5 17.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -1 -2.2% -3 -10.7% 0 N/A% 0 N/A%
drupal_static0 N/A% 1 2.2% 1 3.6% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -1 -2.2% -2 -7.1% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% -5 -17.9% 0 N/A% 0 N/A%