Diff Report
Run #530ef14e56c65: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #530ef2275628d: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #530ef14e56c65Run #530ef2275628dDiffDiff%
Number of Function Calls11 11 0 0.0%
Incl. Wall Time (microsec)31,146 31,316 170 0.5%
Incl. Wall Time (microsec) per call 2,831 2,847 15 0.5%
Excl. Wall Time (microsec)523 524 1 0.2%
Incl. CPU (microsecs)17,141 17,217 76 0.4%
Incl. CPU (microsecs) per call 1,558 1,565 7 0.4%
Excl. CPU (microsec)372 383 11 3.0%
Incl. MemUse (bytes)303,600 303,504 -96 -0.0%
Incl. MemUse (bytes) per call 27,600 27,591 -9 -0.0%
Excl. MemUse (bytes)-238,864 -238,880 -16 -0.0%
Incl. PeakMemUse (bytes)1,366,376 1,367,536 1,160 0.1%
Incl. PeakMemUse (bytes) per call 124,216 124,321 105 0.1%
Excl. PeakMemUse (bytes)88 88 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% 170 2.4% 76 1.0% -96 -0.3% 1,160 4.0%
Exclusive Metrics Diff for Current Function1 0.6% 11 14.5% -16 -16.7% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 170 100.0% 76 100.0% -96 -100.0% 1,160 100.0%
Child functions
serialize0 N/A% 80 47.1% 82 107.9% -24 -25.0% -5,528 -476.6%
Drupal\Core\Database\Query\Merge::execute0 N/A% 70 41.2% -27 -35.5% -72 -75.0% 5,792 499.3%
Drupal\Core\Database\Query\Merge::key0 N/A% 9 5.3% 9 11.8% -32 -33.3% 0 0.0%
implode0 N/A% 7 4.1% 5 6.6% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% -6 -3.5% -6 -7.9% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 5 2.9% 0 0.0% 0 0.0% 0 0.0%
drupal_static0 N/A% 2 1.2% 1 1.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Connection::merge0 N/A% 2 1.2% 0 0.0% 24 25.0% 0 0.0%
is_string0 N/A% -1 -0.6% 1 1.3% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::fields0 N/A% 1 0.6% 0 0.0% 24 25.0% 896 77.2%