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

drupal_session_initializeRun #51978d4d92dd9Run #51978cc86c728DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)5,554 5,769 215 3.9%
Incl. Wall Time (microsec) per call 5,554 5,769 215 3.9%
Excl. Wall Time (microsec)43 41 -2 -4.7%
Incl. CPU (microsecs)5,291 5,333 42 0.8%
Incl. CPU (microsecs) per call 5,291 5,333 42 0.8%
Excl. CPU (microsec)32 27 -5 -15.6%
Incl. MemUse (bytes)775,896 775,768 -128 -0.0%
Incl. MemUse (bytes) per call 775,896 775,768 -128 -0.0%
Excl. MemUse (bytes)4,424 4,424 0 0.0%
Incl. PeakMemUse (bytes)829,080 829,160 80 0.0%
Incl. PeakMemUse (bytes) per call 829,080 829,160 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 Function-2 -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%