Diff Report
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #534ad9c94e95bRun #534ad8dec7444DiffDiff%
Number of Function Calls144 144 0 0.0%
Incl. Wall Time (microsec)17,107 17,269 162 0.9%
Incl. Wall Time (microsec) per call 119 120 1 0.9%
Excl. Wall Time (microsec)3,816 3,861 45 1.2%
Incl. CPU (microsecs)12,016 12,028 12 0.1%
Incl. CPU (microsecs) per call 83 84 0 0.1%
Excl. CPU (microsec)3,358 3,385 27 0.8%
Incl. MemUse (bytes)66,924 66,924 0 0.0%
Incl. MemUse (bytes) per call 465 465 0 0.0%
Excl. MemUse (bytes)-281,680 -281,652 28 0.0%
Incl. PeakMemUse (bytes)149,204 149,152 -52 -0.0%
Incl. PeakMemUse (bytes) per call 1,036 1,036 -0 -0.0%
Excl. PeakMemUse (bytes)31,500 31,480 -20 -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% 162 9.8% 12 2.4% 0 0.0% -52 -0.2%
Exclusive Metrics Diff for Current Function45 27.8% 27 225.0% 28 N/A% -20 -38.5%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 135 83.3% -9 -75.0% 0 N/A% -52 -100.0%
Drupal\Core\Cache\DatabaseBackend::doSet0 N/A% 22 13.6% 22 183.3% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 5 3.1% -1 -8.3% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 122 75.3% -52 -433.3% 0 N/A% 0 0.0%
array_diff0 N/A% -10 -6.2% 7 58.3% 0 N/A% 0 0.0%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% 9 5.6% 6 50.0% 0 N/A% 0 0.0%
array_keys0 N/A% -5 -3.1% 18 150.0% -28 N/A% -32 -61.5%
drupal_static0 N/A% 5 3.1% 15 125.0% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -4 -2.5% -9 -75.0% 0 N/A% 0 0.0%