Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec66a5a877d: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51ec623000e0cRun #51ec66a5a877dDiffDiff%
Number of Function Calls151 151 0 0.0%
Incl. Wall Time (microsec)5,342 5,201 -141 -2.6%
Incl. Wall Time (microsec) per call 35 34 -1 -2.6%
Excl. Wall Time (microsec)1,828 1,888 60 3.3%
Incl. CPU (microsecs)4,570 4,551 -19 -0.4%
Incl. CPU (microsecs) per call 30 30 -0 -0.4%
Excl. CPU (microsec)1,545 1,551 6 0.4%
Incl. MemUse (bytes)96,184 96,272 88 0.1%
Incl. MemUse (bytes) per call 637 638 1 0.1%
Excl. MemUse (bytes)-171,648 -171,960 -312 -0.2%
Incl. PeakMemUse (bytes)118,064 119,280 1,216 1.0%
Incl. PeakMemUse (bytes) per call 782 790 8 1.0%
Excl. PeakMemUse (bytes)29,168 29,472 304 1.0%

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% -141 -6.0% -19 -0.6% 88 0.1% 1,216 1.7%
Exclusive Metrics Diff for Current Function60 42.6% 6 31.6% -312 -354.5% 304 25.0%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -106 -75.2% -24 -126.3% 88 100.0% 1,216 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -35 -24.8% 5 26.3% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% -100 -70.9% 20 105.3% 48 54.5% 920 75.7%
array_diff0 N/A% -58 -41.1% -29 -152.6% 0 0.0% 16 1.3%
array_keys0 N/A% -41 -29.1% -32 -168.4% 312 354.5% -96 -7.9%
drupal_static0 N/A% -14 -9.9% 3 15.8% 0 0.0% 48 3.9%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 12 8.5% 17 89.5% 40 45.5% 24 2.0%
array_fill_keys0 N/A% 0 0.0% -4 -21.1% 0 0.0% 0 0.0%