Diff Report
Run #519aa37b5bebd: XHProf Run (Namespace=drupal-perf-jenlampton)
vs.
Run #519aa45581fb3: XHProf Run (Namespace=drupal-perf-jenlampton)
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Regression/Improvement summary for _drupal_session_read

_drupal_session_readRun #519aa37b5bebdRun #519aa45581fb3DiffDiff%
Number of Function Calls 1 1 N/A%
Incl. Wall Time (microsec) 124 124 N/A%
Incl. Wall Time (microsec) per call N/A 124 124 N/A%
Excl. Wall Time (microsec) 31 31 N/A%
Incl. CPU (microsecs) 125 125 N/A%
Incl. CPU (microsecs) per call N/A 125 125 N/A%
Excl. CPU (microsec) 20 20 N/A%
Incl. MemUse (bytes) 6,552 6,552 N/A%
Incl. MemUse (bytes) per call N/A 6,552 6,552 N/A%
Excl. MemUse (bytes) -816 -816 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% 124 1.6% 125 2.3% 6,552 2.2% 0 0.0%
Exclusive Metrics Diff for Current Function31 25.0% 20 16.0% -816 -12.5% 0 N/A%
Parent function
session_start1 100.0% 124 100.0% 125 100.0% 6,552 100.0% 0 N/A%
Child functions
drupal_anonymous_user1 20.0% 73 58.9% 76 60.8% 4,144 63.2% 0 N/A%
drupal_register_shutdown_function1 20.0% 17 13.7% 19 15.2% 1,512 23.1% 0 N/A%
session_name2 40.0% 2 1.6% 6 4.8% 888 13.6% 0 N/A%
substr1 20.0% 1 0.8% 4 3.2% 824 12.6% 0 N/A%