Diff Report
Run #51ec3c1813b11: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec3c1813b11Run #51ec3b81ad265DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,626 1,752 126 7.7%
Incl. Wall Time (microsec) per call 1,626 1,752 126 7.7%
Excl. Wall Time (microsec)43 42 -1 -2.3%
Incl. CPU (microsecs)1,156 1,175 19 1.6%
Incl. CPU (microsecs) per call 1,156 1,175 19 1.6%
Excl. CPU (microsec)28 33 5 17.9%
Incl. MemUse (bytes)139,720 139,720 0 0.0%
Incl. MemUse (bytes) per call 139,720 139,720 0 0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)107,784 107,728 -56 -0.1%
Incl. PeakMemUse (bytes) per call 107,784 107,728 -56 -0.1%
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% 126 5.1% 19 2.5% 0 N/A% -56 N/A%
Exclusive Metrics Diff for Current Function-1 -0.8% 5 26.3% 0 N/A% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 126 100.0% 19 100.0% 0 N/A% -56 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 132 104.8% 28 147.4% 0 N/A% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% -4 -3.2% -6 -31.6% 0 N/A% -56 -100.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -1 -0.8% -2 -10.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% 0 0.0% 1 5.3% 0 N/A% 0 0.0%
serialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
implode0 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 0.0%
is_string0 N/A% 0 0.0% -2 -10.5% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -1 -5.3% 0 N/A% 0 0.0%