Diff Report
Run #519bd4c5b5ac8: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #519bd405e5fe3: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519bd4c5b5ac8Run #519bd405e5fe3DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)7,560 7,699 139 1.8%
Incl. Wall Time (microsec) per call 7,560 7,699 139 1.8%
Excl. Wall Time (microsec)55 58 3 5.5%
Incl. CPU (microsecs)7,112 7,357 245 3.4%
Incl. CPU (microsecs) per call 7,112 7,357 245 3.4%
Excl. CPU (microsec)39 40 1 2.6%
Incl. MemUse (bytes)864,864 864,864 0 0.0%
Incl. MemUse (bytes) per call 864,864 864,864 0 0.0%
Excl. MemUse (bytes)4,408 4,408 0 0.0%
Incl. PeakMemUse (bytes)897,768 897,768 0 0.0%
Incl. PeakMemUse (bytes) per call 897,768 897,768 0 0.0%
Excl. PeakMemUse (bytes)2,056 2,056 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% 139 4.8% 245 14.5% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function3 2.2% 1 0.4% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 139 100.0% 245 100.0% 0 N/A% 0 N/A%
Child functions
drupal_anonymous_user0 N/A% 188 135.3% 187 76.3% 0 N/A% 0 N/A%
drupal_get_user_timezone0 N/A% -64 -46.0% 43 17.6% 0 N/A% 0 N/A%
Drupal::request0 N/A% 10 7.2% 10 4.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 3 2.2% 2 0.8% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -2 -1.4% -2 -0.8% 0 N/A% 0 N/A%
uniqid0 N/A% 1 0.7% 1 0.4% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 3 1.2% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 1 0.4% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% -1 -0.4% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%