Diff Report
Run #52c1d5ca86be3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52c1d613a9327: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52c1d5ca86be3Run #52c1d613a9327DiffDiff%
Number of Function Calls79 79 0 0.0%
Incl. Wall Time (microsec)5,499 5,225 -274 -5.0%
Incl. Wall Time (microsec) per call 70 66 -3 -5.0%
Excl. Wall Time (microsec)1,651 1,611 -40 -2.4%
Incl. CPU (microsecs)5,081 4,833 -248 -4.9%
Incl. CPU (microsecs) per call 64 61 -3 -4.9%
Excl. CPU (microsec)1,342 1,282 -60 -4.5%
Incl. MemUse (bytes)67,528 67,528 0 0.0%
Incl. MemUse (bytes) per call 855 855 0 0.0%
Excl. MemUse (bytes)-138,016 -138,016 0 0.0%
Incl. PeakMemUse (bytes)110,304 110,304 0 0.0%
Incl. PeakMemUse (bytes) per call 1,396 1,396 0 0.0%
Excl. PeakMemUse (bytes)15,464 15,464 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% -274 -10.1% -248 -45.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-40 -14.6% -60 -24.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -274 -100.0% -248 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -191 -69.7% -156 -62.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -21 -7.7% -14 -5.6% 0 N/A% 0 N/A%
array_diff0 N/A% -16 -5.8% -9 -3.6% 0 N/A% 0 N/A%
array_keys0 N/A% -13 -4.7% -15 -6.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 11 4.0% 9 3.6% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -4 -1.5% -3 -1.2% 0 N/A% 0 N/A%