Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls63 63 0 0.0%
Incl. Wall Time (microsec)3,465 3,457 -8 -0.2%
Incl. Wall Time (microsec) per call 55 55 -0 -0.2%
Excl. Wall Time (microsec)800 796 -4 -0.5%
Incl. CPU (microsecs)2,543 2,554 11 0.4%
Incl. CPU (microsecs) per call 40 41 0 0.4%
Excl. CPU (microsec)667 648 -19 -2.8%
Incl. MemUse (bytes)51,464 51,464 0 0.0%
Incl. MemUse (bytes) per call 817 817 0 0.0%
Excl. MemUse (bytes)-79,432 -79,432 0 0.0%
Incl. PeakMemUse (bytes)87,032 87,032 0 0.0%
Incl. PeakMemUse (bytes) per call 1,381 1,381 0 0.0%
Excl. PeakMemUse (bytes)14,008 14,008 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% -8 -2.0% 11 2.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-4 -50.0% -19 -172.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -8 -100.0% 11 100.0% 0 N/A% 0 N/A%
Child functions
drupal_static0 N/A% 8 100.0% 25 227.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -6 -75.0% -8 -72.7% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% -6 -75.0% 6 54.5% 0 N/A% 0 N/A%
array_keys0 N/A% 3 37.5% 16 145.5% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -25.0% -1 -9.1% 0 N/A% 0 N/A%
array_diff0 N/A% -1 -12.5% -8 -72.7% 0 N/A% 0 N/A%