Diff Report
Run #51fdbca2b5409: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51fdbdbb58abc: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #51fdbca2b5409Run #51fdbdbb58abcDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,458 2,264 -194 -7.9%
Incl. Wall Time (microsec) per call 2,458 2,264 -194 -7.9%
Excl. Wall Time (microsec)47 42 -5 -10.6%
Incl. CPU (microsecs)1,294 1,214 -80 -6.2%
Incl. CPU (microsecs) per call 1,294 1,214 -80 -6.2%
Excl. CPU (microsec)38 34 -4 -10.5%
Incl. MemUse (bytes)145,592 145,584 -8 -0.0%
Incl. MemUse (bytes) per call 145,592 145,584 -8 -0.0%
Excl. MemUse (bytes)-4,400 -4,400 0 0.0%
Incl. PeakMemUse (bytes)145,608 145,832 224 0.2%
Incl. PeakMemUse (bytes) per call 145,608 145,832 224 0.2%
Excl. PeakMemUse (bytes)1,344 1,344 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% -194 -20.5% -80 -111.1% -8 -0.0% 224 0.7%
Exclusive Metrics Diff for Current Function-5 -2.6% -4 -5.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -194 -100.0% -80 -100.0% -8 -100.0% 224 100.0%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -143 -73.7% -31 -38.8% 0 0.0% -64 -28.6%
Drupal\Core\Database\Connection::merge0 N/A% -43 -22.2% -43 -53.8% -8 -100.0% 288 128.6%
Drupal\Core\Database\Query\Merge::fields0 N/A% -3 -1.5% -4 -5.0% 0 0.0% 0 0.0%
serialize0 N/A% -1 -0.5% -1 -1.2% 0 0.0% 0 0.0%
is_string0 N/A% 1 0.5% 1 1.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
implode0 N/A% 0 0.0% 1 1.2% 0 0.0% 0 0.0%
Drupal\Core\Database\Query\Merge::key0 N/A% 0 0.0% 1 1.2% 0 0.0% 0 0.0%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%