Diff Report
Run #519fbb3f5c2a0: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fbcb7249d1: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519fbb3f5c2a0Run #519fbcb7249d1DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)2,101 2,476 375 17.8%
Incl. Wall Time (microsec) per call 2,101 2,476 375 17.8%
Excl. Wall Time (microsec)38 40 2 5.3%
Incl. CPU (microsecs)2,014 2,282 268 13.3%
Incl. CPU (microsecs) per call 2,014 2,282 268 13.3%
Excl. CPU (microsec)26 24 -2 -7.7%
Incl. MemUse (bytes)289,736 289,728 -8 -0.0%
Incl. MemUse (bytes) per call 289,736 289,728 -8 -0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)344,856 344,904 48 0.0%
Incl. PeakMemUse (bytes) per call 344,856 344,904 48 0.0%
Excl. PeakMemUse (bytes)2,984 2,984 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% 375 98.4% 268 83.8% -8 -0.0% 48 0.1%
Exclusive Metrics Diff for Current Function2 0.5% -2 -0.7% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% 375 100.0% 268 100.0% -8 -100.0% 48 100.0%
Child functions
drupal_get_user_timezone0 N/A% 209 55.7% 100 37.3% 0 0.0% 0 0.0%
drupal_anonymous_user0 N/A% 108 28.8% 109 40.7% 0 0.0% 56 116.7%
Drupal::request0 N/A% 53 14.1% 54 20.1% -8 -100.0% -8 -16.7%
uniqid0 N/A% 2 0.5% 2 0.7% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% -2 -0.5% -1 -0.4% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 2 0.5% 3 1.1% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 1 0.3% 2 0.7% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 2 0.7% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% -1 -0.4% 0 0.0% 0 0.0%
session_id0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%