Diff Report
Run #51904f8640386: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #519050cbdc201: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #51904f8640386Run #519050cbdc201DiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)1,529 1,567 38 2.5%
Incl. Wall Time (microsec) per call 1,529 1,567 38 2.5%
Excl. Wall Time (microsec)42 46 4 9.5%
Incl. CPU (microsecs)1,296 1,335 39 3.0%
Incl. CPU (microsecs) per call 1,296 1,335 39 3.0%
Excl. CPU (microsec)24 29 5 20.8%
Incl. MemUse (bytes)290,696 290,680 -16 -0.0%
Incl. MemUse (bytes) per call 290,696 290,680 -16 -0.0%
Excl. MemUse (bytes)4,128 4,128 0 0.0%
Incl. PeakMemUse (bytes)299,472 299,560 88 0.0%
Incl. PeakMemUse (bytes) per call 299,472 299,560 88 0.0%
Excl. PeakMemUse (bytes)3,512 3,512 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% 38 3.4% 39 2.5% -16 -0.0% 88 0.1%
Exclusive Metrics Diff for Current Function4 10.5% 5 12.8% 0 0.0% 0 0.0%
Parent function
drupal_bootstrap0 N/A% 38 100.0% 39 100.0% -16 -100.0% 88 100.0%
Child functions
drupal_anonymous_user0 N/A% 20 52.6% 19 48.7% 0 0.0% 104 118.2%
drupal_get_user_timezone0 N/A% 13 34.2% 12 30.8% 0 0.0% 0 0.0%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 1 2.6% 2 5.1% 0 0.0% 0 0.0%
session_name0 N/A% -1 -2.6% 1 2.6% 0 0.0% 0 0.0%
Drupal::request0 N/A% 1 2.6% 1 2.6% -16 -100.0% -16 -18.2%
session_id0 N/A% 0 0.0% -1 -2.6% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% -1 -2.6% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 0 0.0% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 0 0.0% 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 2.6% 0 0.0% 0 0.0%