Diff Report
Run #51b89dd280f98: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b89ec98250c: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b89dd280f98Run #51b89ec98250cDiffDiff%
Number of Function Calls80 80 0 0.0%
Incl. Wall Time (microsec)9,584 9,012 -572 -6.0%
Incl. Wall Time (microsec) per call 120 113 -7 -6.0%
Excl. Wall Time (microsec)1,759 1,761 2 0.1%
Incl. CPU (microsecs)5,963 5,673 -290 -4.9%
Incl. CPU (microsecs) per call 75 71 -4 -4.9%
Excl. CPU (microsec)1,523 1,493 -30 -2.0%
Incl. MemUse (bytes)61,504 61,528 24 0.0%
Incl. MemUse (bytes) per call 769 769 0 0.0%
Excl. MemUse (bytes)-107,832 -107,888 -56 -0.1%
Incl. PeakMemUse (bytes)50,440 50,560 120 0.2%
Incl. PeakMemUse (bytes) per call 631 632 2 0.2%
Excl. PeakMemUse (bytes)7,952 7,952 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% -572 -4.1% -290 -2.0% 24 0.0% 120 0.2%
Exclusive Metrics Diff for Current Function2 0.3% -30 -10.3% -56 -233.3% 0 0.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -353 -61.7% -158 -54.5% 24 100.0% 120 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -219 -38.3% -132 -45.5% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -501 -87.6% -214 -73.8% 48 200.0% 32 26.7%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -71 -12.4% -62 -21.4% 24 100.0% 24 20.0%
drupal_static0 N/A% -19 -3.3% -11 -3.8% 0 0.0% 0 0.0%
array_diff0 N/A% 13 2.3% 16 5.5% 0 0.0% 0 0.0%
array_fill_keys0 N/A% 6 1.0% 5 1.7% 0 0.0% 0 0.0%
array_keys0 N/A% -2 -0.3% 6 2.1% 8 33.3% 64 53.3%