Diff Report
Run #519fe7ae1f6cc: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519fe8bb569af: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519fe7ae1f6ccRun #519fe8bb569afDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,762 3,942 180 4.8%
Incl. Wall Time (microsec) per call 3,762 3,942 180 4.8%
Excl. Wall Time (microsec)64 65 1 1.6%
Incl. CPU (microsecs)3,488 3,614 126 3.6%
Incl. CPU (microsecs) per call 3,488 3,614 126 3.6%
Excl. CPU (microsec)37 42 5 13.5%
Incl. MemUse (bytes)290,360 290,360 0 0.0%
Incl. MemUse (bytes) per call 290,360 290,360 0 0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)296,696 296,696 0 0.0%
Incl. PeakMemUse (bytes) per call 296,696 296,696 0 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% 180 14.6% 126 24.3% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function1 0.6% 5 4.0% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% 180 100.0% 126 100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% 67 37.2% 13 10.3% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% 66 36.7% 66 52.4% 0 N/A% 0 N/A%
Drupal::request0 N/A% 40 22.2% 39 31.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 3 1.7% 2 1.6% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 2 1.1% 1 0.8% 0 N/A% 0 N/A%
uniqid0 N/A% 1 0.6% 0 0.0% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 1 0.8% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% -1 -0.8% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 2 1.6% 0 N/A% 0 N/A%