Diff Report
Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec3c5ab9ae4: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec3b81ad265Run #51ec3c5ab9ae4DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,752 1,882 130 7.4%
Incl. Wall Time (microsec) per call 1,752 1,882 130 7.4%
Excl. Wall Time (microsec)42 40 -2 -4.8%
Incl. CPU (microsecs)1,175 1,240 65 5.5%
Incl. CPU (microsecs) per call 1,175 1,240 65 5.5%
Excl. CPU (microsec)33 32 -1 -3.0%
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 Function-2 -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%