Diff Report
Run #5240420daae43: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #524042daedba9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #5240420daae43Run #524042daedba9DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,989 1,925 -64 -3.2%
Incl. Wall Time (microsec) per call 995 963 -32 -3.2%
Excl. Wall Time (microsec)91 93 2 2.2%
Incl. CPU (microsecs)1,669 1,618 -51 -3.1%
Incl. CPU (microsecs) per call 835 809 -26 -3.1%
Excl. CPU (microsec)70 69 -1 -1.4%
Incl. MemUse (bytes)74,040 74,040 0 0.0%
Incl. MemUse (bytes) per call 37,020 37,020 0 0.0%
Excl. MemUse (bytes)3,904 3,904 0 0.0%
Incl. PeakMemUse (bytes)186,080 186,080 0 0.0%
Incl. PeakMemUse (bytes) per call 93,040 93,040 0 0.0%
Excl. PeakMemUse (bytes)3,112 3,112 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% -64 -0.6% -51 -0.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function2 3.1% -1 -2.0% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -64 -100.0% -51 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% -35 -54.7% -35 -68.6% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -26 -40.6% -18 -35.3% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 3 4.7% 4 7.8% 0 N/A% 0 N/A%
Drupal::request0 N/A% -3 -4.7% -4 -7.8% 0 N/A% 0 N/A%
session_id0 N/A% -1 -1.6% -1 -2.0% 0 N/A% 0 N/A%
uniqid0 N/A% -1 -1.6% 1 2.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% -1 -1.6% 1 2.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -1.6% 0 0.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% -1 -1.6% -1 -2.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 2 3.9% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%