Diff Report
Run #524042daedba9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #524042daedba9Run #5240420daae43DiffDiff%
Number of Function Calls108 108 0 0.0%
Incl. Wall Time (microsec)8,253 8,238 -15 -0.2%
Incl. Wall Time (microsec) per call 76 76 -0 -0.2%
Excl. Wall Time (microsec)2,104 2,115 11 0.5%
Incl. CPU (microsecs)5,982 5,977 -5 -0.1%
Incl. CPU (microsecs) per call 55 55 -0 -0.1%
Excl. CPU (microsec)1,806 1,819 13 0.7%
Incl. MemUse (bytes)75,176 75,176 0 0.0%
Incl. MemUse (bytes) per call 696 696 0 0.0%
Excl. MemUse (bytes)-125,832 -125,824 8 0.0%
Incl. PeakMemUse (bytes)88,752 88,496 -256 -0.3%
Incl. PeakMemUse (bytes) per call 822 819 -2 -0.3%
Excl. PeakMemUse (bytes)14,392 14,392 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% -15 -0.2% -5 -0.1% 0 0.0% -256 -0.6%
Exclusive Metrics Diff for Current Function11 73.3% 13 260.0% 8 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -15 -100.0% -5 -100.0% 0 N/A% -256 -100.0%
Child functions
array_diff0 N/A% -18 -120.0% -23 -460.0% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 17 113.3% 13 260.0% 0 N/A% 0 0.0%
array_keys0 N/A% -12 -80.0% 0 0.0% -8 N/A% 120 46.9%
Drupal\Core\Database\Connection::query0 N/A% -8 -53.3% -2 -40.0% 0 N/A% -376 -146.9%
drupal_static0 N/A% -6 -40.0% -6 -120.0% 0 N/A% 0 0.0%
array_fill_keys0 N/A% 1 6.7% 0 0.0% 0 N/A% 0 0.0%