Diff Report
Run #51ec485525502: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec491641923: XHProf Run (Namespace=drupal-perf-drupalcon)
Tip
Click a function name below to drill down.

Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec485525502Run #51ec491641923DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,844 1,753 -91 -4.9%
Incl. Wall Time (microsec) per call 1,844 1,753 -91 -4.9%
Excl. Wall Time (microsec)37 42 5 13.5%
Incl. CPU (microsecs)1,185 1,177 -8 -0.7%
Incl. CPU (microsecs) per call 1,185 1,177 -8 -0.7%
Excl. CPU (microsec)31 29 -2 -6.5%
Incl. MemUse (bytes)139,736 139,728 -8 -0.0%
Incl. MemUse (bytes) per call 139,736 139,728 -8 -0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)107,048 107,096 48 0.0%
Incl. PeakMemUse (bytes) per call 107,048 107,096 48 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% -91 -5.9% -8 -0.5% -8 -0.0% 48 0.0%
Exclusive Metrics Diff for Current Function5 5.5% -2 -25.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -91 -100.0% -8 -100.0% -8 -100.0% 48 100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -63 -69.2% 21 262.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% -34 -37.4% -34 -425.0% -8 -100.0% 48 100.0%
Drupal\Core\Database\Query\Merge::key0 N/A% -2 -2.2% -2 -25.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% 2 2.2% 3 37.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 1 1.1% 0 0.0% 0 0.0% 0 0.0%
serialize0 N/A% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
implode0 N/A% 0 0.0% 1 12.5% 0 0.0% 0 0.0%
is_string0 N/A% 0 0.0% 2 25.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% 2 25.0% 0 0.0% 0 0.0%