Diff Report
Run #52c8629919553: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #52c862ea26981: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52c8629919553Run #52c862ea26981DiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)984 1,006 22 2.2%
Incl. Wall Time (microsec) per call 492 503 11 2.2%
Excl. Wall Time (microsec)69 67 -2 -2.9%
Incl. CPU (microsecs)877 871 -6 -0.7%
Incl. CPU (microsecs) per call 439 436 -3 -0.7%
Excl. CPU (microsec)45 46 1 2.2%
Incl. MemUse (bytes)68,208 68,216 8 0.0%
Incl. MemUse (bytes) per call 34,104 34,108 4 0.0%
Excl. MemUse (bytes)4,232 4,232 0 0.0%
Incl. PeakMemUse (bytes)167,000 166,968 -32 -0.0%
Incl. PeakMemUse (bytes) per call 83,500 83,484 -16 -0.0%
Excl. PeakMemUse (bytes)1,248 1,248 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% 22 34.4% -6 -3.4% 8 0.0% -32 -0.1%
Exclusive Metrics Diff for Current Function-2 -9.1% 1 16.7% 0 0.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 22 100.0% -6 -100.0% 8 100.0% -32 -100.0%
Child functions
drupal_get_user_timezone0 N/A% 31 140.9% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -3 -13.6% -1 -16.7% 0 0.0% 0 0.0%
drupal_anonymous_user0 N/A% -2 -9.1% -2 -33.3% 8 100.0% -32 -100.0%
session_id0 N/A% 1 4.5% 1 16.7% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -4.5% -1 -16.7% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% -1 -4.5% -1 -16.7% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% -1 -4.5% -2 -33.3% 0 0.0% 0 0.0%
Drupal::request0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% 2 33.3% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% -2 -33.3% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% -1 -16.7% 0 0.0% 0 0.0%