Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for Drupal\Core\Cache\DatabaseBackend::doSet

Drupal\Core\Cache\DatabaseBackend::doSetRun #52f2e60305388Run #52f2e62cef49aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,523 2,238 -285 -11.3%
Incl. Wall Time (microsec) per call 2,523 2,238 -285 -11.3%
Excl. Wall Time (microsec)42 35 -7 -16.7%
Incl. CPU (microsecs)1,794 1,502 -292 -16.3%
Incl. CPU (microsecs) per call 1,794 1,502 -292 -16.3%
Excl. CPU (microsec)28 23 -5 -17.9%
Incl. MemUse (bytes)359,216 359,216 0 0.0%
Incl. MemUse (bytes) per call 359,216 359,216 0 0.0%
Excl. MemUse (bytes)-8,656 -8,656 0 0.0%
Incl. PeakMemUse (bytes)202,928 202,928 0 0.0%
Incl. PeakMemUse (bytes) per call 202,928 202,928 0 0.0%
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% -285 -12.5% -292 -14.2% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-7 -2.5% -5 -1.7% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% -285 -100.0% -292 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -202 -70.9% -209 -71.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% -61 -21.4% -62 -21.2% 0 N/A% 0 N/A%
serialize0 N/A% -7 -2.5% -7 -2.4% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% -3 -1.1% -2 -0.7% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% -2 -0.7% -3 -1.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% -1 -0.4% -2 -0.7% 0 N/A% 0 N/A%
is_string0 N/A% -1 -0.4% -1 -0.3% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% -1 -0.4% -1 -0.3% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%