Diff Report
Run #523f531e517da: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #523f527beec76: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #523f531e517daRun #523f527beec76DiffDiff%
Number of Function Calls115 115 0 0.0%
Incl. Wall Time (microsec)11,696 11,146 -550 -4.7%
Incl. Wall Time (microsec) per call 102 97 -5 -4.7%
Excl. Wall Time (microsec)2,292 2,168 -124 -5.4%
Incl. CPU (microsecs)7,613 7,514 -99 -1.3%
Incl. CPU (microsecs) per call 66 65 -1 -1.3%
Excl. CPU (microsec)1,887 1,763 -124 -6.6%
Incl. MemUse (bytes)97,024 97,024 0 0.0%
Incl. MemUse (bytes) per call 844 844 0 0.0%
Excl. MemUse (bytes)-317,552 -317,680 -128 -0.0%
Incl. PeakMemUse (bytes)116,592 116,576 -16 -0.0%
Incl. PeakMemUse (bytes) per call 1,014 1,014 -0 -0.0%
Excl. PeakMemUse (bytes)25,968 25,968 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% -550 -13.6% -99 -1.4% 0 0.0% -16 -0.1%
Exclusive Metrics Diff for Current Function-124 -22.5% -124 -125.3% -128 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -550 -100.0% -99 -100.0% 0 N/A% -16 -100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -399 -72.5% 53 53.5% 88 N/A% 24 150.0%
drupal_static0 N/A% -21 -3.8% -30 -30.3% 0 N/A% 0 0.0%
array_keys0 N/A% -11 -2.0% -8 -8.1% 40 N/A% -40 -250.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 7 1.3% 2 2.0% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -2 -0.4% -10 -10.1% 0 N/A% 0 0.0%
array_diff0 N/A% 0 0.0% 18 18.2% 0 N/A% 0 0.0%