Diff Report
Run #51ec243650361: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec227a9cea0: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec243650361Run #51ec227a9cea0DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,766 1,759 -7 -0.4%
Incl. Wall Time (microsec) per call 1,766 1,759 -7 -0.4%
Excl. Wall Time (microsec)36 37 1 2.8%
Incl. CPU (microsecs)1,098 1,091 -7 -0.6%
Incl. CPU (microsecs) per call 1,098 1,091 -7 -0.6%
Excl. CPU (microsec)30 27 -3 -10.0%
Incl. MemUse (bytes)139,768 139,792 24 0.0%
Incl. MemUse (bytes) per call 139,768 139,792 24 0.0%
Excl. MemUse (bytes)-4,392 -4,392 0 0.0%
Incl. PeakMemUse (bytes)143,416 145,040 1,624 1.1%
Incl. PeakMemUse (bytes) per call 143,416 145,040 1,624 1.1%
Excl. PeakMemUse (bytes)1,312 1,312 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% -7 -0.1% -7 -0.1% 24 0.1% 1,624 5.1%
Exclusive Metrics Diff for Current Function1 14.3% -3 -42.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -7 -100.0% -7 -100.0% 24 100.0% 1,624 100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -3 -42.9% -2 -28.6% 16 66.7% 608 37.4%
Drupal\Core\Database\Connection::merge0 N/A% -2 -28.6% -2 -28.6% 24 100.0% 1,032 63.5%
Drupal\Core\Database\Query\Merge::fields0 N/A% -1 -14.3% 0 0.0% -16 -66.7% -16 -1.0%
serialize0 N/A% -1 -14.3% -3 -42.9% 0 0.0% 0 0.0%
is_string0 N/A% -1 -14.3% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
implode0 N/A% 0 0.0% 1 14.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% 1 14.3% 0 0.0% 0 0.0%