Diff Report
Run #52e417f8e04a5: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52e418f395327: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52e417f8e04a5Run #52e418f395327DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)1,011 1,020 9 0.9%
Incl. Wall Time (microsec) per call 506 510 5 0.9%
Excl. Wall Time (microsec)68 73 5 7.4%
Incl. CPU (microsecs)871 884 13 1.5%
Incl. CPU (microsecs) per call 436 442 7 1.5%
Excl. CPU (microsec)49 43 -6 -12.2%
Incl. MemUse (bytes)75,552 75,552 0 0.0%
Incl. MemUse (bytes) per call 37,776 37,776 0 0.0%
Excl. MemUse (bytes)4,160 4,160 0 0.0%
Incl. PeakMemUse (bytes)177,224 177,224 0 0.0%
Incl. PeakMemUse (bytes) per call 88,612 88,612 0 0.0%
Excl. PeakMemUse (bytes)1,704 1,704 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% 9 28.1% 13 7.0% 0 0.0% 0 0.0%
Exclusive Metrics Diff for Current Function5 55.6% -6 -46.2% 0 N/A% 0 N/A%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 9 100.0% 13 100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Component\Utility\Crypt::hashBase640 N/A% 4 44.4% 5 38.5% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% 3 33.3% 8 61.5% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 1 11.1% 0 0.0% 0 N/A% 0 N/A%
session_id0 N/A% -1 -11.1% 2 15.4% 0 N/A% 0 N/A%
Composer\Autoload\ClassLoader::loadClass0 N/A% -1 -11.1% 0 0.0% 0 N/A% 0 N/A%
session_name0 N/A% -1 -11.1% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -11.1% -2 -15.4% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% 1 7.7% 0 N/A% 0 N/A%
uniqid0 N/A% 0 0.0% 3 23.1% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 2 15.4% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -1 -7.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 2 15.4% 0 N/A% 0 N/A%