Diff Report
Run #541de429e5ab1: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #541de5cbd937a: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #541de429e5ab1Run #541de5cbd937aDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,488 1,459 -29 -1.9%
Incl. Wall Time (microsec) per call 1,488 1,459 -29 -1.9%
Excl. Wall Time (microsec)55 55 0 0.0%
Incl. CPU (microsecs)1,387 1,355 -32 -2.3%
Incl. CPU (microsecs) per call 1,387 1,355 -32 -2.3%
Excl. CPU (microsec)45 37 -8 -17.8%
Incl. MemUse (bytes)106,632 106,640 8 0.0%
Incl. MemUse (bytes) per call 106,632 106,640 8 0.0%
Excl. MemUse (bytes)4,936 4,936 0 0.0%
Incl. PeakMemUse (bytes)144,544 144,616 72 0.0%
Incl. PeakMemUse (bytes) per call 144,544 144,616 72 0.0%
Excl. PeakMemUse (bytes)2,712 2,712 0 0.0%

Parent/Child Regression/Improvement report for Drupal\Core\Session\SessionManager::start [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\Core\Session\SessionManager::start0 N/A% -29 -0.3% -32 -0.4% 8 0.0% 72 0.1%
Exclusive Metrics Diff for Current Function0 0.0% -8 -25.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -29 -100.0% -32 -100.0% 8 100.0% 72 100.0%
Child functions
Composer\Autoload\ClassLoader::loadClass0 N/A% -30 -103.4% -29 -90.6% 8 100.0% 72 100.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% 7 24.1% 6 18.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% -4 -13.8% -3 -9.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -3.4% 1 3.1% 0 0.0% 0 0.0%
drupal_get_user_timezone0 N/A% 1 3.4% -3 -9.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% -1 -3.4% 4 12.5% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% -1 -3.4% -1 -3.1% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% 0 0.0% 1 3.1% 0 0.0% 0 0.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 0 0.0% 1 3.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::getName0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -1 -3.1% 0 0.0% 0 0.0%