Diff Report
Run #52d3e812c7cf2: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d3e85377bba: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52d3e812c7cf2Run #52d3e85377bbaDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,006 1,049 43 4.3%
Incl. Wall Time (microsec) per call 503 525 22 4.3%
Excl. Wall Time (microsec)69 71 2 2.9%
Incl. CPU (microsecs)899 916 17 1.9%
Incl. CPU (microsecs) per call 450 458 9 1.9%
Excl. CPU (microsec)47 48 1 2.1%
Incl. MemUse (bytes)74,032 74,024 -8 -0.0%
Incl. MemUse (bytes) per call 37,016 37,012 -4 -0.0%
Excl. MemUse (bytes)4,160 4,160 0 0.0%
Incl. PeakMemUse (bytes)175,368 175,424 56 0.0%
Incl. PeakMemUse (bytes) per call 87,684 87,712 28 0.0%
Excl. PeakMemUse (bytes)1,632 1,632 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 2.5% 17 1.1% -8 -0.0% 56 0.0%
Exclusive Metrics Diff for Current Function2 4.7% 1 5.9% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 43 100.0% 17 100.0% -8 -100.0% 56 100.0%
Child functions
drupal_get_user_timezone0 N/A% 42 97.7% 18 105.9% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 4 9.3% 3 17.6% -8 -100.0% -8 -14.3%
drupal_anonymous_user0 N/A% -2 -4.7% 0 0.0% 0 0.0% 64 114.3%
mt_rand0 N/A% 1 2.3% -2 -11.8% 0 0.0% 0 0.0%
session_id0 N/A% -1 -2.3% 1 5.9% 0 0.0% 0 0.0%
Composer\Autoload\ClassLoader::loadClass0 N/A% -1 -2.3% -1 -5.9% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -2.3% -1 -5.9% 0 0.0% 0 0.0%
Drupal::request0 N/A% -1 -2.3% -2 -11.8% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 2 11.8% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% -1 -5.9% 0 0.0% 0 0.0%