Diff Report
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #519d45a7cd8f5Run #519d44ffb3845DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)5,389 4,237 -1,152 -21.4%
Incl. Wall Time (microsec) per call 5,389 4,237 -1,152 -21.4%
Excl. Wall Time (microsec)63 68 5 7.9%
Incl. CPU (microsecs)2,562 2,721 159 6.2%
Incl. CPU (microsecs) per call 2,562 2,721 159 6.2%
Excl. CPU (microsec)48 51 3 6.2%
Incl. MemUse (bytes)87,984 87,984 0 0.0%
Incl. MemUse (bytes) per call 87,984 87,984 0 0.0%
Excl. MemUse (bytes)-5,060 -5,060 0 0.0%
Incl. PeakMemUse (bytes)0 0 0 N/A%
Incl. PeakMemUse (bytes) per call 0 0 0 N/A%
Excl. PeakMemUse (bytes)0 0 0 N/A%

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% -1,152 -49.3% 159 34.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function5 0.4% 3 1.9% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -1,152 -100.0% 159 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -1,163 -101.0% 150 94.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 6 0.5% 7 4.4% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -2 -0.2% -2 -1.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% 2 0.2% 2 1.3% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% 1 0.1% 0 0.0% 0 N/A% 0 N/A%
serialize0 N/A% -1 -0.1% -2 -1.3% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
is_string0 N/A% 0 0.0% 2 1.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% -1 -0.6% 0 N/A% 0 N/A%