Diff Report
Run #51a188154f4e0: XHProf Run (Namespace=drupal-perf-ezeedub)
vs.
Run #51a18906335b0: XHProf Run (Namespace=drupal-perf-ezeedub)
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Regression/Improvement summary for _drupal_session_read

_drupal_session_readRun #51a188154f4e0Run #51a18906335b0DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 146 146 N/A%
Incl. Wall Time (microsec) per call N/A 146 146 N/A%
Excl. Wall Time (microsec) 34 34 N/A%
Incl. CPU (microsecs) 4,000 4,000 N/A%
Incl. CPU (microsecs) per call N/A 4,000 4,000 N/A%
Excl. CPU (microsec) 0 0 N/A%
Incl. MemUse (bytes) 3,644 3,644 N/A%
Incl. MemUse (bytes) per call N/A 3,644 3,644 N/A%
Excl. MemUse (bytes) -192 -192 N/A%
Incl. PeakMemUse (bytes) 0 0 N/A%
Incl. PeakMemUse (bytes) per call N/A 0 0 N/A%
Excl. PeakMemUse (bytes) 0 0 N/A%

Parent/Child Regression/Improvement report for _drupal_session_read [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_read1 16.7% 146 0.1% 4,000 5.3% 3,644 0.6% 0 0.0%
Exclusive Metrics Diff for Current Function34 23.3% 0 0.0% -192 -5.3% 0 N/A%
Parent function
session_start1 100.0% 146 100.0% 4,000 100.0% 3,644 100.0% 0 N/A%
Child functions
drupal_anonymous_user1 20.0% 89 61.0% 4,000 100.0% 2,040 56.0% 0 N/A%
drupal_register_shutdown_function1 20.0% 19 13.0% 0 0.0% 812 22.3% 0 N/A%
session_name2 40.0% 3 2.1% 0 0.0% 520 14.3% 0 N/A%
substr1 20.0% 1 0.7% 0 0.0% 464 12.7% 0 N/A%