Diff Report
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e62091f2c: 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 #52f2e62091f2cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,523 2,923 400 15.9%
Incl. Wall Time (microsec) per call 2,523 2,923 400 15.9%
Excl. Wall Time (microsec)42 52 10 23.8%
Incl. CPU (microsecs)1,794 2,198 404 22.5%
Incl. CPU (microsecs) per call 1,794 2,198 404 22.5%
Excl. CPU (microsec)28 38 10 35.7%
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% 400 28.6% 404 14.6% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function10 2.5% 10 2.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Cache\DatabaseBackend::set0 N/A% 400 100.0% 404 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% 253 63.2% 257 63.6% 0 N/A% 0 N/A%
Drupal\Core\Database\Connection::merge0 N/A% 108 27.0% 107 26.5% 0 N/A% 0 N/A%
serialize0 N/A% 15 3.8% 14 3.5% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% 7 1.8% 8 2.0% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::checksumTags0 N/A% 5 1.2% 4 1.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% 2 0.5% 3 0.7% 0 N/A% 0 N/A%
implode0 N/A% 0 0.0% 1 0.2% 0 N/A% 0 N/A%
Drupal\Core\Cache\DatabaseBackend::flattenTags0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
is_string0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%