Diff Report
Run #51ec3c5ab9ae4: 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 #51ec3c5ab9ae4Run #51ec3b81ad265DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,882 1,752 -130 -6.9%
Incl. Wall Time (microsec) per call 1,882 1,752 -130 -6.9%
Excl. Wall Time (microsec)40 42 2 5.0%
Incl. CPU (microsecs)1,240 1,175 -65 -5.2%
Incl. CPU (microsecs) per call 1,240 1,175 -65 -5.2%
Excl. CPU (microsec)32 33 1 3.1%
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)107,728 107,728 0 0.0%
Incl. PeakMemUse (bytes) per call 107,728 107,728 0 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% -130 -34.8% -65 -6.1% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 1.5% 1 1.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -130 -100.0% -65 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -94 -72.3% -27 -41.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -37 -28.5% -34 -52.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -1 -0.8% -1 -1.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% -3 -4.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% 0 0.0% 2 3.1% 0 N/A% 0 N/A%
serialize0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% -1 -1.5% 0 N/A% 0 N/A%
is_string0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -2 -3.1% 0 N/A% 0 N/A%