Diff Report
Run #536ffbe232db1: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #536ffcbacf96d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::checksumTags

Drupal\Core\Cache\DatabaseBackend::checksumTagsRun #536ffbe232db1Run #536ffcbacf96dDiffDiff%
Number of Function Calls71 71 0 0.0%
Incl. Wall Time (microsec)7,978 7,758 -220 -2.8%
Incl. Wall Time (microsec) per call 112 109 -3 -2.8%
Excl. Wall Time (microsec)2,174 2,045 -129 -5.9%
Incl. CPU (microsecs)7,226 6,983 -243 -3.4%
Incl. CPU (microsecs) per call 102 98 -3 -3.4%
Excl. CPU (microsec)1,838 1,710 -128 -7.0%
Incl. MemUse (bytes)67,056 67,056 0 0.0%
Incl. MemUse (bytes) per call 944 944 0 0.0%
Excl. MemUse (bytes)159,120 159,112 -8 -0.0%
Incl. PeakMemUse (bytes)138,280 139,416 1,136 0.8%
Incl. PeakMemUse (bytes) per call 1,948 1,964 16 0.8%
Excl. PeakMemUse (bytes)34,464 34,848 384 1.1%

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% -220 -13.9% -243 -13.5% 0 0.0% 1,136 3.2%
Exclusive Metrics Diff for Current Function-129 -58.6% -128 -52.7% -8 N/A% 384 33.8%
Parent functions
Drupal\Core\Cache\DatabaseBackend::prepareItem0 N/A% -216 -98.2% -239 -98.4% 0 N/A% 1,136 100.0%
Drupal\Core\Cache\DatabaseBackend::prepareItem@10 N/A% -4 -1.8% -4 -1.6% 0 N/A% 0 0.0%
Child functions
Drupal\Core\Database\Statement::fetchAllAssoc0 N/A% -66 -30.0% -63 -25.9% 0 N/A% -40 -3.5%
array_diff0 N/A% -9 -4.1% -7 -2.9% 0 N/A% -40 -3.5%
array_keys0 N/A% -8 -3.6% 1 0.4% 32 N/A% -24 -2.1%
Drupal\Core\Database\Connection::query0 N/A% -4 -1.8% -26 -10.7% -24 N/A% 856 75.4%
drupal_static0 N/A% -3 -1.4% -12 -4.9% 0 N/A% 0 0.0%
array_fill_keys0 N/A% -1 -0.5% -8 -3.3% 0 N/A% 0 0.0%