Diff Report
Run #519d44ffb3845: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #519d45a7cd8f5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #519d44ffb3845Run #519d45a7cd8f5DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,841 3,795 -46 -1.2%
Incl. Wall Time (microsec) per call 3,841 3,795 -46 -1.2%
Excl. Wall Time (microsec)63 62 -1 -1.6%
Incl. CPU (microsecs)3,406 3,388 -18 -0.5%
Incl. CPU (microsecs) per call 3,406 3,388 -18 -0.5%
Excl. CPU (microsec)44 44 0 0.0%
Incl. MemUse (bytes)187,404 187,404 0 0.0%
Incl. MemUse (bytes) per call 187,404 187,404 0 0.0%
Excl. MemUse (bytes)2,112 2,112 0 0.0%
Incl. PeakMemUse (bytes)191,740 191,740 0 0.0%
Incl. PeakMemUse (bytes) per call 191,740 191,740 0 0.0%
Excl. PeakMemUse (bytes)1,652 1,652 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% -46 -2.0% -18 -3.9% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function-1 -2.2% 0 0.0% 0 N/A% 0 N/A%
Parent function
drupal_bootstrap0 N/A% -46 -100.0% -18 -100.0% 0 N/A% 0 N/A%
Child functions
drupal_get_user_timezone0 N/A% -46 -100.0% -18 -100.0% 0 N/A% 0 N/A%
uniqid0 N/A% 2 4.3% 2 11.1% 0 N/A% 0 N/A%
drupal_anonymous_user0 N/A% -1 -2.2% -1 -5.6% 0 N/A% 0 N/A%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 1 2.2% 0 0.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% -1 -2.2% -1 -5.6% 0 N/A% 0 N/A%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_id0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% -1 -5.6% 0 N/A% 0 N/A%
session_name0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
session_set_save_handler0 N/A% 0 0.0% 1 5.6% 0 N/A% 0 N/A%