Diff Report
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd4c5b5ac8: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #519bd405e5fe3Run #519bd4c5b5ac8DiffDiff%
Number of Function Calls147 147 0 0.0%
Incl. Wall Time (microsec)8,736 8,897 161 1.8%
Incl. Wall Time (microsec) per call 59 61 1 1.8%
Excl. Wall Time (microsec)2,507 2,586 79 3.2%
Incl. CPU (microsecs)6,526 6,644 118 1.8%
Incl. CPU (microsecs) per call 44 45 1 1.8%
Excl. CPU (microsec)2,196 2,222 26 1.2%
Incl. MemUse (bytes)96,136 96,136 0 0.0%
Incl. MemUse (bytes) per call 654 654 0 0.0%
Excl. MemUse (bytes)-102,400 -102,400 0 0.0%
Incl. PeakMemUse (bytes)62,480 62,480 0 0.0%
Incl. PeakMemUse (bytes) per call 425 425 0 0.0%
Excl. PeakMemUse (bytes)16,416 16,416 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% 161 5.5% 118 7.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function79 49.1% 26 22.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 156 96.9% 114 96.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% 5 3.1% 4 3.4% 0 N/A% 0 N/A%
Child functions
array_keys0 N/A% 36 22.4% 42 35.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 28 17.4% 4 3.4% 0 N/A% 0 N/A%
drupal_static0 N/A% 26 16.1% 23 19.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -23 -14.3% -18 -15.3% 0 N/A% 0 N/A%
array_diff0 N/A% 14 8.7% 39 33.1% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 1 0.6% 2 1.7% 0 N/A% 0 N/A%