Diff Report
Run #52c6423bf12de: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c641a950046: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52c6423bf12deRun #52c641a950046DiffDiff%
Number of Function Calls155 155 0 0.0%
Incl. Wall Time (microsec)4,824 4,771 -53 -1.1%
Incl. Wall Time (microsec) per call 31 31 -0 -1.1%
Excl. Wall Time (microsec)1,644 1,687 43 2.6%
Incl. CPU (microsecs)3,927 3,919 -8 -0.2%
Incl. CPU (microsecs) per call 25 25 -0 -0.2%
Excl. CPU (microsec)1,346 1,375 29 2.2%
Incl. MemUse (bytes)99,560 99,560 0 0.0%
Incl. MemUse (bytes) per call 642 642 0 0.0%
Excl. MemUse (bytes)-180,768 -180,768 0 0.0%
Incl. PeakMemUse (bytes)76,256 76,256 0 0.0%
Incl. PeakMemUse (bytes) per call 492 492 0 0.0%
Excl. PeakMemUse (bytes)12,856 12,856 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% -53 -10.9% -8 -1.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function43 81.1% 29 362.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -53 -100.0% -8 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -84 -158.5% -43 -537.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -9 -17.0% -6 -75.0% 0 N/A% 0 N/A%
array_diff0 N/A% -6 -11.3% -10 -125.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 6 11.3% 23 287.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -3 -5.7% -4 -50.0% 0 N/A% 0 N/A%
array_keys0 N/A% 0 0.0% 3 37.5% 0 N/A% 0 N/A%