Diff Report
Run #51abc4cb0a647: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #51abc563dc23f: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for _drupal_session_write

_drupal_session_writeRun #51abc4cb0a647Run #51abc563dc23fDiffDiff%
Number of Function Calls1 1 0 0.0%
Incl. Wall Time (microsec)3,007 2,671 -336 -11.2%
Incl. Wall Time (microsec) per call 3,007 2,671 -336 -11.2%
Excl. Wall Time (microsec)48 50 2 4.2%
Incl. CPU (microsecs)1,262 1,234 -28 -2.2%
Incl. CPU (microsecs) per call 1,262 1,234 -28 -2.2%
Excl. CPU (microsec)35 36 1 2.9%
Incl. MemUse (bytes)142,264 142,264 0 0.0%
Incl. MemUse (bytes) per call 142,264 142,264 0 0.0%
Excl. MemUse (bytes)-3,152 -3,152 0 0.0%
Incl. PeakMemUse (bytes)78,944 78,944 0 0.0%
Incl. PeakMemUse (bytes) per call 78,944 78,944 0 0.0%
Excl. PeakMemUse (bytes)1,056 1,056 0 0.0%

Parent/Child Regression/Improvement report for _drupal_session_write [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_write0 N/A% -336 -165.5% -28 -22.8% 0 N/A% 0 N/A%
Exclusive Metrics Diff for Current Function2 0.6% 1 3.6% 0 N/A% 0 N/A%
Parent function
session_write_close0 N/A% -336 -100.0% -28 -100.0% 0 N/A% 0 N/A%
Child functions
Drupal\Core\Database\Query\Merge::execute0 N/A% -337 -100.3% -28 -100.0% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::getClientIp0 N/A% -1 -0.3% 1 3.6% 0 N/A% 0 N/A%
db_merge0 N/A% -1 -0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::key0 N/A% 1 0.3% 0 0.0% 0 N/A% 0 N/A%
Drupal\Core\Database\Query\Merge::fields0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal\Component\Utility\Settings::get0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
settings0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_static0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
Drupal::request0 N/A% 0 0.0% -2 -7.1% 0 N/A% 0 N/A%
Symfony\Component\HttpFoundation\Request::isSecure0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%
drupal_save_session0 N/A% 0 0.0% 0 0.0% 0 N/A% 0 N/A%