Diff Report
Run #52e97b490de91: XHProf Run (Namespace=drupal-perf-joelpittet)
vs.
Run #52e97c22a1cdf: XHProf Run (Namespace=drupal-perf-joelpittet)
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Regression/Improvement summary for drupal_session_initialize

drupal_session_initializeRun #52e97b490de91Run #52e97c22a1cdfDiffDiff%
Number of Function Calls2 2 0 0.0%
Incl. Wall Time (microsec)2,266 2,305 39 1.7%
Incl. Wall Time (microsec) per call 1,133 1,153 20 1.7%
Excl. Wall Time (microsec)203 207 4 2.0%
Incl. CPU (microsecs)2,203 2,234 31 1.4%
Incl. CPU (microsecs) per call 1,102 1,117 16 1.4%
Excl. CPU (microsec)71 78 7 9.9%
Incl. MemUse (bytes)129,872 129,904 32 0.0%
Incl. MemUse (bytes) per call 64,936 64,952 16 0.0%
Excl. MemUse (bytes)4,960 4,928 -32 -0.6%
Incl. PeakMemUse (bytes)235,744 225,800 -9,944 -4.2%
Incl. PeakMemUse (bytes) per call 117,872 112,900 -4,972 -4.2%
Excl. PeakMemUse (bytes)440 440 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% 39 5.8% 31 2.9% 32 0.0% -9,944 -5.9%
Exclusive Metrics Diff for Current Function4 10.3% 7 22.6% -32 -100.0% 0 0.0%
Parent function
Drupal\Core\Authentication\Provider\Cookie::authenticate0 N/A% 39 100.0% 31 100.0% 32 100.0% -9,944 -100.0%
Child functions
drupal_get_user_timezone0 N/A% 11 28.2% 7 22.6% 0 0.0% 0 0.0%
spl_autoload_call0 N/A% 8 20.5% 8 25.8% 16 50.0% 128 1.3%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 6 15.4% 6 19.4% 0 0.0% -48 -0.5%
drupal_anonymous_user0 N/A% 6 15.4% 7 22.6% 72 225.0% -2,048 -20.6%
uniqid0 N/A% 4 10.3% 5 16.1% -24 -75.0% 0 0.0%
Drupal::request0 N/A% -1 -2.6% -3 -9.7% 0 0.0% 0 0.0%
session_name0 N/A% 1 2.6% 0 0.0% 0 0.0% 0 0.0%
session_set_save_handler0 N/A% 1 2.6% -2 -6.5% 16 50.0% 0 0.0%
session_id0 N/A% -1 -2.6% -4 -12.9% 0 0.0% 0 0.0%
date_default_timezone_set0 N/A% 0 0.0% 1 3.2% 0 0.0% 0 0.0%
mt_rand0 N/A% 0 0.0% 1 3.2% 0 0.0% 0 0.0%
Symfony\Component\HttpFoundation\ParameterBag::has0 N/A% 0 0.0% 0 0.0% 0 0.0% -7,920 -79.6%
Drupal\Component\Utility\Crypt::hashBase640 N/A% 0 0.0% -2 -6.5% -16 -50.0% -56 -0.6%