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_session_initialize

drupal_session_initializeRun #530ef14e56c65Run #530ef2275628dDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,640 1,714 74 4.5%
Incl. Wall Time (microsec) per call 820 857 37 4.5%
Excl. Wall Time (microsec)69 80 11 15.9%
Incl. CPU (microsecs)1,572 1,650 78 5.0%
Incl. CPU (microsecs) per call 786 825 39 5.0%
Excl. CPU (microsec)48 61 13 27.1%
Incl. MemUse (bytes)86,288 86,224 -64 -0.1%
Incl. MemUse (bytes) per call 43,144 43,112 -32 -0.1%
Excl. MemUse (bytes)4,456 4,456 0 0.0%
Incl. PeakMemUse (bytes)202,072 202,176 104 0.1%
Incl. PeakMemUse (bytes) per call 101,036 101,088 52 0.1%
Excl. PeakMemUse (bytes)1,016 1,016 0 0.0%

Parent/Child Regression/Improvement report for drupal_session_initialize [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_initialize0 N/A% 74 1.1% 78 1.1% -64 -0.2% 104 0.4%
Exclusive Metrics Diff for Current Function11 14.9% 13 16.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 74 100.0% 78 100.0% -64 -100.0% 104 100.0%
Child functions
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 17 23.0% 20 25.6% 0 0.0% 0 0.0%
drupal_get_user_timezone0 N/A% 13 17.6% 13 16.7% -8 -12.5% 0 0.0%
drupal_anonymous_user0 N/A% 13 17.6% 14 17.9% -16 -25.0% 72 69.2%
Drupal::request0 N/A% 10 13.5% 10 12.8% 8 12.5% -16 -15.4%
date_default_timezone_set0 N/A% 4 5.4% 4 5.1% -16 -25.0% 0 0.0%
session_id0 N/A% 3 4.1% 3 3.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 2 2.7% 1 1.3% -16 -25.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 1 1.4% 1 1.3% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 1 1.3% 0 0.0% 48 46.2%
session_set_save_handler0 N/A% 0 0.0% -2 -2.6% -16 -25.0% 0 0.0%