Diff Report
Run #526a240c73a50: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #526a239923027: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #526a240c73a50Run #526a239923027DiffDiff%
Number of Function Calls63 63 0 0.0%
Incl. Wall Time (microsec)4,610 4,972 362 7.9%
Incl. Wall Time (microsec) per call 73 79 6 7.9%
Excl. Wall Time (microsec)1,111 1,193 82 7.4%
Incl. CPU (microsecs)3,513 3,717 204 5.8%
Incl. CPU (microsecs) per call 56 59 3 5.8%
Excl. CPU (microsec)925 1,005 80 8.6%
Incl. MemUse (bytes)54,360 54,352 -8 -0.0%
Incl. MemUse (bytes) per call 863 863 -0 -0.0%
Excl. MemUse (bytes)-91,536 -91,568 -32 -0.0%
Incl. PeakMemUse (bytes)99,256 99,272 16 0.0%
Incl. PeakMemUse (bytes) per call 1,575 1,576 0 0.0%
Excl. PeakMemUse (bytes)20,696 20,712 16 0.1%

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% 362 1064.7% 204 123.6% -8 -0.0% 16 0.0%
Exclusive Metrics Diff for Current Function82 22.7% 80 39.2% -32 -400.0% 16 100.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 362 100.0% 204 100.0% -8 -100.0% 16 100.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 249 68.8% 92 45.1% 0 0.0% -88 -550.0%
array_keys0 N/A% 22 6.1% 16 7.8% 32 400.0% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 10 2.8% 10 4.9% -8 -100.0% -8 -50.0%
array_diff0 N/A% -4 -1.1% 6 2.9% 0 0.0% 104 650.0%
array_fill_keys0 N/A% 2 0.6% 2 1.0% 0 0.0% 0 0.0%
drupal_static0 N/A% 1 0.3% -2 -1.0% 0 0.0% -8 -50.0%