Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_commit

drupal_session_commitRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)13 5,052 5,039 38761.5%
Incl. Wall Time (microsec) per call 13 5,052 5,039 38761.5%
Excl. Wall Time (microsec)9 21 12 133.3%
Incl. CPU (microsecs)14 2,137 2,123 15164.3%
Incl. CPU (microsecs) per call 14 2,137 2,123 15164.3%
Excl. CPU (microsec)9 14 5 55.6%
Incl. MemUse (bytes)3,144 107,808 104,664 3329.0%
Incl. MemUse (bytes) per call 3,144 107,808 104,664 3329.0%
Excl. MemUse (bytes)1,448 2,024 576 39.8%
Incl. PeakMemUse (bytes)0 321,224 321,224 N/A%
Incl. PeakMemUse (bytes) per call 0 321,224 321,224 N/A%
Excl. PeakMemUse (bytes)0 720 720 N/A%

Parent/Child Regression/Improvement report for drupal_session_commit [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_session_commit0 0.0% 5,039 1.8% 2,123 1.8% 104,664 23.5% 321,224 56.4%
Exclusive Metrics Diff for Current Function12 0.2% 5 0.2% 576 0.6% 720 0.2%
Parent function
Drupal\Core\EventSubscriber\FinishResponseSubscriber::onRespond0 N/A% 5,039 100.0% 2,123 100.0% 104,664 100.0% 321,224 100.0%
Child functions
session_write_close1 50.0% 4,903 97.3% 1,990 93.7% 90,496 86.5% 310,064 96.5%
drupal_session_start1 50.0% 124 2.5% 125 5.9% 13,592 13.0% 9,688 3.0%
drupal_session_started0 0.0% 0 0.0% 1 0.0% 0 0.0% 424 0.1%
drupal_save_session0 0.0% 0 0.0% 2 0.1% 0 0.0% 328 0.1%