Diff Report
Run #543bf339ee873: XHProf Run (Namespace=drupal-perf-dawehner)
vs.
Run #543bf51d41339: XHProf Run (Namespace=drupal-perf-dawehner)
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Regression/Improvement summary for Drupal\Core\Session\SessionManager::start

Drupal\Core\Session\SessionManager::startRun #543bf339ee873Run #543bf51d41339DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,381 1,253 -128 -9.3%
Incl. Wall Time (microsec) per call 1,381 1,253 -128 -9.3%
Excl. Wall Time (microsec)77 73 -4 -5.2%
Incl. CPU (microsecs)1,361 1,235 -126 -9.3%
Incl. CPU (microsecs) per call 1,361 1,235 -126 -9.3%
Excl. CPU (microsec)56 51 -5 -8.9%
Incl. MemUse (bytes)79,824 79,776 -48 -0.1%
Incl. MemUse (bytes) per call 79,824 79,776 -48 -0.1%
Excl. MemUse (bytes)5,008 5,008 0 0.0%
Incl. PeakMemUse (bytes)117,592 117,656 64 0.1%
Incl. PeakMemUse (bytes) per call 117,592 117,656 64 0.1%
Excl. PeakMemUse (bytes)2,504 2,504 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% -128 -1.7% -126 -1.2% -48 -0.0% 64 0.0%
Exclusive Metrics Diff for Current Function-4 -3.1% -5 -4.0% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% -128 -100.0% -126 -100.0% -48 -100.0% 64 100.0%
Child functions
drupal_get_user_timezone0 N/A% -73 -57.0% -73 -57.9% -32 -66.7% 0 0.0%
Drupal\Component\Utility\Crypt::randomBytesBase640 N/A% -18 -14.1% -18 -14.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::loadSession0 N/A% -16 -12.5% -16 -12.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Session\Storage\NativeSessionStorage::setId0 N/A% -15 -11.7% -16 -12.7% 0 0.0% 0 0.0%
Drupal\Core\Session\AnonymousUserSession::__construct0 N/A% -2 -1.6% -2 -1.6% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% -1 -0.8% 0 0.0% 0 0.0% 0 0.0%
spl_autoload_call0 N/A% -1 -0.8% 0 0.0% -16 -33.3% 64 100.0%
Drupal\Core\Session\SessionManager::getInsecureName0 N/A% 1 0.8% 2 1.6% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\RequestStack::getCurrentRequest0 N/A% 1 0.8% 1 0.8% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 0 0.0% 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 0.8% 0 0.0% 0 0.0%