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

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #530ad2358a7c5Run #530ad1a439784DiffDiff%
Number of Function Calls121 121 0 0.0%
Incl. Wall Time (microsec)7,440 7,659 219 2.9%
Incl. Wall Time (microsec) per call 61 63 2 2.9%
Excl. Wall Time (microsec)2,272 2,361 89 3.9%
Incl. CPU (microsecs)6,869 7,104 235 3.4%
Incl. CPU (microsecs) per call 57 59 2 3.4%
Excl. CPU (microsec)1,883 1,983 100 5.3%
Incl. MemUse (bytes)90,552 90,552 0 0.0%
Incl. MemUse (bytes) per call 748 748 0 0.0%
Excl. MemUse (bytes)-244,944 -244,992 -48 -0.0%
Incl. PeakMemUse (bytes)152,192 153,176 984 0.6%
Incl. PeakMemUse (bytes) per call 1,258 1,266 8 0.6%
Excl. PeakMemUse (bytes)31,664 32,856 1,192 3.8%

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 Function89 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%
array_keys0 N/A% 42 19.2% 25 10.6% 32 N/A% -64 -6.5%
Drupal\Core\Database\Connection::query0 N/A% 39 17.8% 52 22.1% 16 N/A% -192 -19.5%
array_diff0 N/A% -17 -7.8% -9 -3.8% 0 N/A% 48 4.9%
array_fill_keys0 N/A% -3 -1.4% -11 -4.7% 0 N/A% 0 0.0%
drupal_static0 N/A% -1 -0.5% 8 3.4% 0 N/A% 0 0.0%