Diff Report
Run #5196ef15c751e: XHProf Run (Namespace=drupal-perf-steveoliver)
vs.
Run #5196f0780fa8c: XHProf Run (Namespace=drupal-perf-steveoliver)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #5196ef15c751eRun #5196f0780fa8cDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)36,441 109,006 72,565 199.1%
Incl. Wall Time (microsec) per call 36,441 109,006 72,565 199.1%
Excl. Wall Time (microsec)239 703 464 194.1%
Incl. CPU (microsecs)4,000 8,000 4,000 100.0%
Incl. CPU (microsecs) per call 4,000 8,000 4,000 100.0%
Excl. CPU (microsec)0 0 0 N/A%
Incl. MemUse (bytes)1,358,336 1,358,176 -160 -0.0%
Incl. MemUse (bytes) per call 1,358,336 1,358,176 -160 -0.0%
Excl. MemUse (bytes)5,920 5,920 0 0.0%
Incl. PeakMemUse (bytes)1,312,792 1,312,536 -256 -0.0%
Incl. PeakMemUse (bytes) per call 1,312,792 1,312,536 -256 -0.0%
Excl. PeakMemUse (bytes)3,624 3,624 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% 72,565 1.1% 4,000 20.0% -160 -0.0% -256 -0.0%
Exclusive Metrics Diff for Current Function464 0.6% 0 0.0% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% 72,565 100.0% 4,000 100.0% -160 -100.0% -256 -100.0%
Child functions
Drupal::request0 N/A% 34,188 47.1% 0 0.0% -120 -75.0% -40 -15.6%
drupal_anonymous_user0 N/A% 27,826 38.3% 4,000 100.0% -40 -25.0% -216 -84.4%
drupal_get_user_timezone0 N/A% 8,951 12.3% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 407 0.6% 0 0.0% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 302 0.4% 0 0.0% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 149 0.2% 0 0.0% 0 0.0% 0 0.0%
uniqid0 N/A% 106 0.1% 0 0.0% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 80 0.1% 0 0.0% 0 0.0% 0 0.0%
mt_rand0 N/A% 34 0.0% 0 0.0% 0 0.0% 0 0.0%
session_name0 N/A% 30 0.0% 0 0.0% 0 0.0% 0 0.0%
session_id0 N/A% 28 0.0% 0 0.0% 0 0.0% 0 0.0%