Diff Report
Run #52d4b18f32fb6: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52d4b1f732b14: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52d4b18f32fb6Run #52d4b1f732b14DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,063 1,098 35 3.3%
Incl. Wall Time (microsec) per call 532 549 18 3.3%
Excl. Wall Time (microsec)68 71 3 4.4%
Incl. CPU (microsecs)938 964 26 2.8%
Incl. CPU (microsecs) per call 469 482 13 2.8%
Excl. CPU (microsec)49 48 -1 -2.0%
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)4,160 4,160 0 0.0%
Incl. PeakMemUse (bytes)175,392 175,392 0 0.0%
Incl. PeakMemUse (bytes) per call 87,696 87,696 0 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% 35 1.9% 26 1.4% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function3 8.6% -1 -3.8% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 35 100.0% 26 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% 28 80.0% 28 107.7% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 7 20.0% 1 3.8% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% -1 -2.9% 1 3.8% 0 N/A% 0 N/A%
session_id0 N/A% -1 -2.9% -1 -3.8% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% -1 -2.9% -3 -11.5% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% -1 -2.9% -1 -3.8% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 1 2.9% 0 0.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% -2 -7.7% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 1 3.8% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 2 7.7% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -1 -3.8% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 2 7.7% 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%