Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8e1e5eca: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519fe7ae1f6ccRun #519fe8e1e5ecaDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,762 3,750 -12 -0.3%
Incl. Wall Time (microsec) per call 3,762 3,750 -12 -0.3%
Excl. Wall Time (microsec)64 61 -3 -4.7%
Incl. CPU (microsecs)3,488 3,477 -11 -0.3%
Incl. CPU (microsecs) per call 3,488 3,477 -11 -0.3%
Excl. CPU (microsec)37 43 6 16.2%
Incl. MemUse (bytes)290,360 290,344 -16 -0.0%
Incl. MemUse (bytes) per call 290,360 290,344 -16 -0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)296,696 296,680 -16 -0.0%
Incl. PeakMemUse (bytes) per call 296,696 296,680 -16 -0.0%
Excl. PeakMemUse (bytes)3,240 3,240 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% -12 -4.4% -11 -4.2% -16 -100.0% -16 -25.0%
Exclusive Metrics Diff for Current Function-3 -25.0% 6 54.5% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% -12 -100.0% -11 -100.0% -16 -100.0% -16 -100.0%
Child functions
drupal_anonymous_user0 N/A% -40 -333.3% -40 -363.6% -16 -100.0% -16 -100.0%
drupal_get_user_timezone0 N/A% 36 300.0% 35 318.2% 0 0.0% 0 0.0%
Drupal::request0 N/A% -6 -50.0% -7 -63.6% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% -1 -8.3% -2 -18.2% 0 0.0% 0 0.0%
uniqid0 N/A% 1 8.3% -1 -9.1% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 1 8.3% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% -1 -9.1% 0 0.0% 0 0.0%
session_id0 N/A% 0 0.0% -1 -9.1% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% -1 -9.1% 0 0.0% 0 0.0%
session_name0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% 1 9.1% 0 0.0% 0 0.0%