Diff Report
Run #52f2e62cef49a: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52f2e60305388: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52f2e62cef49aRun #52f2e60305388DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,178 1,128 -50 -4.2%
Incl. Wall Time (microsec) per call 589 564 -25 -4.2%
Excl. Wall Time (microsec)75 74 -1 -1.3%
Incl. CPU (microsecs)998 947 -51 -5.1%
Incl. CPU (microsecs) per call 499 474 -26 -5.1%
Excl. CPU (microsec)55 45 -10 -18.2%
Incl. MemUse (bytes)74,336 74,336 0 0.0%
Incl. MemUse (bytes) per call 37,168 37,168 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)175,408 175,408 0 0.0%
Incl. PeakMemUse (bytes) per call 87,704 87,704 0 0.0%
Excl. PeakMemUse (bytes)1,768 1,768 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% -50 -2.2% -51 -2.5% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function-1 -2.0% -10 -19.6% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -50 -100.0% -51 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% -27 -54.0% -25 -49.0% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -19 -38.0% -20 -39.2% 0 N/A% 0 N/A%
uniqid0 N/A% -1 -2.0% 1 2.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% -1 -2.0% 0 0.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% -1 -2.0% 1 2.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -2.0% -1 -2.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 2.0% 1 2.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% 1 2.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 2 3.9% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -1 -2.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%