Diff Report
Run #51ec623000e0c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec6582d0962: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec623000e0cRun #51ec6582d0962DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,825 1,890 65 3.6%
Incl. Wall Time (microsec) per call 1,825 1,890 65 3.6%
Excl. Wall Time (microsec)39 38 -1 -2.6%
Incl. CPU (microsecs)1,140 1,176 36 3.2%
Incl. CPU (microsecs) per call 1,140 1,176 36 3.2%
Excl. CPU (microsec)30 27 -3 -10.0%
Incl. MemUse (bytes)139,760 139,760 0 0.0%
Incl. MemUse (bytes) per call 139,760 139,760 0 0.0%
Excl. MemUse (bytes)-4,392 -4,392 0 0.0%
Incl. PeakMemUse (bytes)143,904 143,904 0 0.0%
Incl. PeakMemUse (bytes) per call 143,904 143,904 0 0.0%
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% 65 2.5% 36 3.0% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -1.5% -3 -8.3% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 65 100.0% 36 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 79 121.5% 50 138.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% -15 -23.1% -14 -38.9% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 2 3.1% 2 5.6% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 1 1.5% 1 2.8% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% -1 -1.5% -1 -2.8% 0 N/A% 0 N/A%
serialize0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 0 0.0% 1 2.8% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
is_string0 N/A% 0 0.0% -1 -2.8% 0 N/A% 0 N/A%