Diff Report
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec491641923Run #51ec485525502DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,753 1,844 91 5.2%
Incl. Wall Time (microsec) per call 1,753 1,844 91 5.2%
Excl. Wall Time (microsec)42 37 -5 -11.9%
Incl. CPU (microsecs)1,177 1,185 8 0.7%
Incl. CPU (microsecs) per call 1,177 1,185 8 0.7%
Excl. CPU (microsec)29 31 2 6.9%
Incl. MemUse (bytes)139,728 139,736 8 0.0%
Incl. MemUse (bytes) per call 139,728 139,736 8 0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)107,096 107,048 -48 -0.0%
Incl. PeakMemUse (bytes) per call 107,096 107,048 -48 -0.0%
Excl. PeakMemUse (bytes)1,128 1,128 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Cache\DatabaseBackend::doSet [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::doSet0 N/A% 91 5.9% 8 0.5% 8 0.0% -48 -0.0%
Exclusive Metrics Diff for Current Function-5 -5.5% 2 25.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 91 100.0% 8 100.0% 8 100.0% -48 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 63 69.2% -21 -262.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% 34 37.4% 34 425.0% 8 100.0% -48 -100.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 2 2.2% 2 25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% -2 -2.2% -3 -37.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -1 -1.1% 0 0.0% 0 0.0% 0 0.0%
serialize0 N/A% 0 0.0% -1 -12.5% 0 0.0% 0 0.0%
implode0 N/A% 0 0.0% -1 -12.5% 0 0.0% 0 0.0%
is_string0 N/A% 0 0.0% -2 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -2 -25.0% 0 0.0% 0 0.0%