Diff Report
Run #52e4a1c03557c: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #52e4a1fd8a982: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52e4a1c03557cRun #52e4a1fd8a982DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)991 1,034 43 4.3%
Incl. Wall Time (microsec) per call 496 517 22 4.3%
Excl. Wall Time (microsec)77 74 -3 -3.9%
Incl. CPU (microsecs)866 890 24 2.8%
Incl. CPU (microsecs) per call 433 445 12 2.8%
Excl. CPU (microsec)47 50 3 6.4%
Incl. MemUse (bytes)74,272 74,272 0 0.0%
Incl. MemUse (bytes) per call 37,136 37,136 0 0.0%
Excl. MemUse (bytes)4,152 4,152 0 0.0%
Incl. PeakMemUse (bytes)174,904 174,904 0 0.0%
Incl. PeakMemUse (bytes) per call 87,452 87,452 0 0.0%
Excl. PeakMemUse (bytes)1,680 1,680 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% 43 10.8% 24 6.4% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-3 -7.0% 3 12.5% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 43 100.0% 24 100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 49 114.0% 27 112.5% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -5 -11.6% -6 -25.0% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 5 11.6% 7 29.2% 0 N/A% 0 N/A%
mt_rand0 N/A% 1 2.3% 0 0.0% 0 N/A% 0 N/A%
session_id0 N/A% -1 -2.3% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\ClassLoader\ApcClassLoader::loadClass0 N/A% -1 -2.3% -1 -4.2% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -2.3% -1 -4.2% 0 N/A% 0 N/A%
session_name0 N/A% -1 -2.3% -1 -4.2% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% -1 -4.2% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% -3 -12.5% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%