Diff Report
Run #51978cc86c728: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51978d4d92dd9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #51978cc86c728Run #51978d4d92dd9DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)5,769 5,554 -215 -3.7%
Incl. Wall Time (microsec) per call 5,769 5,554 -215 -3.7%
Excl. Wall Time (microsec)41 43 2 4.9%
Incl. CPU (microsecs)5,333 5,291 -42 -0.8%
Incl. CPU (microsecs) per call 5,333 5,291 -42 -0.8%
Excl. CPU (microsec)27 32 5 18.5%
Incl. MemUse (bytes)775,768 775,896 128 0.0%
Incl. MemUse (bytes) per call 775,768 775,896 128 0.0%
Excl. MemUse (bytes)4,424 4,424 0 0.0%
Incl. PeakMemUse (bytes)829,160 829,080 -80 -0.0%
Incl. PeakMemUse (bytes) per call 829,160 829,080 -80 -0.0%
Excl. PeakMemUse (bytes)2,056 2,056 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% -215 -86.3% -42 -34.7% 128 0.6% -80 -0.3%
Exclusive Metrics Diff for Current Function2 0.9% 5 11.9% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% -215 -100.0% -42 -100.0% 128 100.0% -80 -100.0%
Child functions
drupal_get_user_timezone0 N/A% -203 -94.4% -32 -76.2% -16 -12.5% 0 0.0%
drupal_anonymous_user0 N/A% -33 -15.3% -37 -88.1% -24 -18.8% -224 -280.0%
Drupal::request0 N/A% 20 9.3% 21 50.0% 168 131.2% 136 170.0%
session_name0 N/A% -1 -0.5% 0 0.0% 0 0.0% 0 0.0%
session_id0 N/A% 0 0.0% -1 -2.4% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% -1 -2.4% 0 0.0% 8 10.0%
mt_rand0 N/A% 0 0.0% 3 7.1% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% -1 -2.4% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
uniqid0 N/A% 0 0.0% 1 2.4% 0 0.0% 0 0.0%