Diff Report
Run #51ec52a09990a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec517fc2424: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51ec52a09990aRun #51ec517fc2424DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,857 1,812 -45 -2.4%
Incl. Wall Time (microsec) per call 1,857 1,812 -45 -2.4%
Excl. Wall Time (microsec)42 41 -1 -2.4%
Incl. CPU (microsecs)1,189 1,215 26 2.2%
Incl. CPU (microsecs) per call 1,189 1,215 26 2.2%
Excl. CPU (microsec)25 30 5 20.0%
Incl. MemUse (bytes)139,736 139,736 0 0.0%
Incl. MemUse (bytes) per call 139,736 139,736 0 0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)107,384 109,224 1,840 1.7%
Incl. PeakMemUse (bytes) per call 107,384 109,224 1,840 1.7%
Excl. PeakMemUse (bytes)1,104 1,168 64 5.8%

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% -45 -1.1% 26 0.6% 0 0.0% 1,840 8.0%
Exclusive Metrics Diff for Current Function-1 -2.2% 5 19.2% 0 N/A% 64 3.5%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -45 -100.0% 26 100.0% 0 N/A% 1,840 100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -73 -162.2% -3 -11.5% 0 N/A% 1,776 96.5%
Drupal\Core\Database\Connection::merge0 N/A% 21 46.7% 19 73.1% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 4 8.9% 4 15.4% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 2 4.4% 2 7.7% 0 N/A% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% 1 2.2% 0 0.0% 0 N/A% 0 0.0%
serialize0 N/A% 1 2.2% 0 0.0% 0 N/A% 0 0.0%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%
is_string0 N/A% 0 0.0% -1 -3.8% 0 N/A% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 0.0%