Diff Report
Run #51b0309e0d24b: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #51b0311a4e34a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #51b0309e0d24bRun #51b0311a4e34aDiffDiff%
Number of Function Calls86 86 0 0.0%
Incl. Wall Time (microsec)8,902 9,032 130 1.5%
Incl. Wall Time (microsec) per call 104 105 2 1.5%
Excl. Wall Time (microsec)1,739 1,781 42 2.4%
Incl. CPU (microsecs)5,218 5,193 -25 -0.5%
Incl. CPU (microsecs) per call 61 60 -0 -0.5%
Excl. CPU (microsec)1,445 1,488 43 3.0%
Incl. MemUse (bytes)68,184 68,184 0 0.0%
Incl. MemUse (bytes) per call 793 793 0 0.0%
Excl. MemUse (bytes)-123,280 -123,280 0 0.0%
Incl. PeakMemUse (bytes)46,960 46,960 0 0.0%
Incl. PeakMemUse (bytes) per call 546 546 0 0.0%
Excl. PeakMemUse (bytes)9,120 9,120 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% 130 21.3% -25 -2.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function42 32.3% 43 172.0% 0 N/A% 0 N/A%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% 165 126.9% -13 -52.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -35 -26.9% -12 -48.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Connection::query0 N/A% 86 66.2% -78 -312.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -23 -17.7% -24 -96.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 19 14.6% 35 140.0% 0 N/A% 0 N/A%
array_keys0 N/A% 4 3.1% 0 0.0% 0 N/A% 0 N/A%
array_diff0 N/A% 2 1.5% 4 16.0% 0 N/A% 0 N/A%
array_fill_keys0 N/A% 0 0.0% -5 -20.0% 0 N/A% 0 N/A%