Diff Report
Run #534ad8dec7444: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #534ad9c94e95b: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #534ad8dec7444Run #534ad9c94e95bDiffDiff%
Number of Function Calls3 3 0 0.0%
Incl. Wall Time (microsec)10,335 9,970 -365 -3.5%
Incl. Wall Time (microsec) per call 3,445 3,323 -122 -3.5%
Excl. Wall Time (microsec)170 160 -10 -5.9%
Incl. CPU (microsecs)6,736 6,545 -191 -2.8%
Incl. CPU (microsecs) per call 2,245 2,182 -64 -2.8%
Excl. CPU (microsec)122 122 0 0.0%
Incl. MemUse (bytes)87,580 87,568 -12 -0.0%
Incl. MemUse (bytes) per call 29,193 29,189 -4 -0.0%
Excl. MemUse (bytes)-29,332 -29,332 0 0.0%
Incl. PeakMemUse (bytes)217,044 217,032 -12 -0.0%
Incl. PeakMemUse (bytes) per call 72,348 72,344 -4 -0.0%
Excl. PeakMemUse (bytes)1,204 1,204 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% -365 -22.1% -191 -38.3% -12 -0.1% -12 -0.0%
Exclusive Metrics Diff for Current Function-10 -2.7% 0 0.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -365 -100.0% -191 -100.0% -12 -100.0% -12 -100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -207 -56.7% -34 -17.8% -12 -100.0% -12 -100.0%
serialize0 N/A% -128 -35.1% -128 -67.0% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -22 -6.0% -22 -11.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% 6 1.6% 3 1.6% 0 0.0% 0 0.0%
drupal_static0 N/A% -2 -0.5% -5 -2.6% 0 0.0% 0 0.0%
is_string0 N/A% -1 -0.3% -2 -1.0% 0 0.0% 0 0.0%
implode0 N/A% -1 -0.3% -2 -1.0% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% 0 0.0% 1 0.5% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% 1 0.5% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -3 -1.6% 0 0.0% 0 0.0%