Diff Report
Run #519c03b86b1ec: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519c045f200ea: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519c03b86b1ecRun #519c045f200eaDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,774 3,834 60 1.6%
Incl. Wall Time (microsec) per call 3,774 3,834 60 1.6%
Excl. Wall Time (microsec)63 62 -1 -1.6%
Incl. CPU (microsecs)3,421 3,394 -27 -0.8%
Incl. CPU (microsecs) per call 3,421 3,394 -27 -0.8%
Excl. CPU (microsec)41 39 -2 -4.9%
Incl. MemUse (bytes)187,404 187,404 0 0.0%
Incl. MemUse (bytes) per call 187,404 187,404 0 0.0%
Excl. MemUse (bytes)2,112 2,112 0 0.0%
Incl. PeakMemUse (bytes)191,752 191,752 0 0.0%
Incl. PeakMemUse (bytes) per call 191,752 191,752 0 0.0%
Excl. PeakMemUse (bytes)1,652 1,652 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% 60 2.5% -27 -2.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -1.7% -2 -7.4% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 60 100.0% -27 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 51 85.0% -33 -122.2% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 4 6.7% 2 7.4% 0 N/A% 0 N/A%
Drupal::request0 N/A% 3 5.0% 4 14.8% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 1 1.7% -2 -7.4% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 1 1.7% 2 7.4% 0 N/A% 0 N/A%
uniqid0 N/A% 1 1.7% 0 0.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 1 3.7% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -1 -3.7% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 1 3.7% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% 1 3.7% 0 N/A% 0 N/A%