Diff Report
Run #530ad1a439784: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ad2358a7c5: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #530ad1a439784Run #530ad2358a7c5DiffDiff%
Number of Function Calls121 121 0 0.0%
Incl. Wall Time (microsec)7,659 7,440 -219 -2.9%
Incl. Wall Time (microsec) per call 63 61 -2 -2.9%
Excl. Wall Time (microsec)2,361 2,272 -89 -3.8%
Incl. CPU (microsecs)7,104 6,869 -235 -3.3%
Incl. CPU (microsecs) per call 59 57 -2 -3.3%
Excl. CPU (microsec)1,983 1,883 -100 -5.0%
Incl. MemUse (bytes)90,552 90,552 0 0.0%
Incl. MemUse (bytes) per call 748 748 0 0.0%
Excl. MemUse (bytes)-244,992 -244,944 48 0.0%
Incl. PeakMemUse (bytes)153,176 152,192 -984 -0.6%
Incl. PeakMemUse (bytes) per call 1,266 1,258 -8 -0.6%
Excl. PeakMemUse (bytes)32,856 31,664 -1,192 -3.6%

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% -219 -30.4% -235 -97.1% 0 0.0% -984 -2.6%
Exclusive Metrics Diff for Current Function-89 -40.6% -100 -42.6% 48 N/A% -1,192 -121.1%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -219 -100.0% -235 -100.0% 0 N/A% -984 -100.0%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -70 -32.0% -70 -29.8% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::query0 N/A% -39 -17.8% -52 -22.1% -16 N/A% 192 19.5%
array_keys0 N/A% -42 -19.2% -25 -10.6% -32 N/A% 64 6.5%
array_fill_keys0 N/A% 3 1.4% 11 4.7% 0 N/A% 0 0.0%
array_diff0 N/A% 17 7.8% 9 3.8% 0 N/A% -48 -4.9%
drupal_static0 N/A% 1 0.5% -8 -3.4% 0 N/A% 0 0.0%