Diff Report
Run #530ed20e39905: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ed1c5bdc6a: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #530ed20e39905Run #530ed1c5bdc6aDiffDiff%
Number of Function Calls81 81 0 0.0%
Incl. Wall Time (microsec)4,409 4,397 -12 -0.3%
Incl. Wall Time (microsec) per call 54 54 -0 -0.3%
Excl. Wall Time (microsec)1,390 1,427 37 2.7%
Incl. CPU (microsecs)4,120 4,099 -21 -0.5%
Incl. CPU (microsecs) per call 51 51 -0 -0.5%
Excl. CPU (microsec)1,143 1,204 61 5.3%
Incl. MemUse (bytes)62,984 62,984 0 0.0%
Incl. MemUse (bytes) per call 778 778 0 0.0%
Excl. MemUse (bytes)-105,368 -105,368 0 0.0%
Incl. PeakMemUse (bytes)73,296 73,296 0 0.0%
Incl. PeakMemUse (bytes) per call 905 905 0 0.0%
Excl. PeakMemUse (bytes)13,072 13,072 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% -12 -2.1% -21 -2.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function37 308.3% 61 290.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -12 -100.0% -21 -100.0% 0 N/A% 0 N/A%
Child functions
array_diff0 N/A% -59 -491.7% -61 -290.5% 0 N/A% 0 N/A%
array_keys0 N/A% 10 83.3% -7 -33.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::query0 N/A% 10 83.3% 1 4.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -7 -58.3% -6 -28.6% 0 N/A% 0 N/A%
array_fill_keys0 N/A% -2 -16.7% -4 -19.0% 0 N/A% 0 N/A%
drupal_static0 N/A% -1 -8.3% -5 -23.8% 0 N/A% 0 N/A%