Diff Report
Run #519fbf2154a5e: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fc2983e6a9: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519fbf2154a5eRun #519fc2983e6a9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,276 1,201 -75 -5.9%
Incl. Wall Time (microsec) per call 1,276 1,201 -75 -5.9%
Excl. Wall Time (microsec)37 46 9 24.3%
Incl. CPU (microsecs)4,000 4,000 0 0.0%
Incl. CPU (microsecs) per call 4,000 4,000 0 0.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)160,964 160,960 -4 -0.0%
Incl. MemUse (bytes) per call 160,964 160,960 -4 -0.0%
Excl. MemUse (bytes)2,088 2,088 0 0.0%
Incl. PeakMemUse (bytes)162,708 162,704 -4 -0.0%
Incl. PeakMemUse (bytes) per call 162,708 162,704 -4 -0.0%
Excl. PeakMemUse (bytes)1,296 1,296 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% -75 -7.5% 0 0.0% -4 -0.0% -4 -0.0%
Exclusive Metrics Diff for Current Function9 12.0% 0 N/A% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% -75 -100.0% 0 N/A% -4 -100.0% -4 -100.0%
Child functions
drupal_get_user_timezone0 N/A% -67 -89.3% 0 N/A% 0 0.0% 0 0.0%
Drupal::request0 N/A% -20 -26.7% -4,000 N/A% -4 -100.0% -4 -100.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 11 14.7% 4,000 N/A% 0 0.0% 0 0.0%
drupal_anonymous_user0 N/A% -7 -9.3% 0 N/A% 0 0.0% 0 0.0%
session_id0 N/A% -1 -1.3% 0 N/A% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% 0 N/A% 0 0.0% 0 0.0%