Diff Report
Run #51ec5ca916d7d: XHProf Run (Namespace=drupal-perf-drupalcon)
vs.
Run #51ec5d631cb28: XHProf Run (Namespace=drupal-perf-drupalcon)
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Regression/Improvement summary for drupal_add_html_head

drupal_add_html_headRun #51ec5ca916d7dRun #51ec5d631cb28DiffDiff%
Number of Function Calls7 7 0 0.0%
Incl. Wall Time (microsec)59 55 -4 -6.8%
Incl. Wall Time (microsec) per call 8 8 -1 -6.8%
Excl. Wall Time (microsec)31 32 1 3.2%
Incl. CPU (microsecs)63 62 -1 -1.6%
Incl. CPU (microsecs) per call 9 9 -0 -1.6%
Excl. CPU (microsec)31 34 3 9.7%
Incl. MemUse (bytes)14,640 14,672 32 0.2%
Incl. MemUse (bytes) per call 2,091 2,096 5 0.2%
Excl. MemUse (bytes)8,000 8,032 32 0.4%
Incl. PeakMemUse (bytes)5,208 4,952 -256 -4.9%
Incl. PeakMemUse (bytes) per call 744 707 -37 -4.9%
Excl. PeakMemUse (bytes)1,512 1,696 184 12.2%

Parent/Child Regression/Improvement report for drupal_add_html_head [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_add_html_head0 N/A% -4 -0.1% -1 -0.0% 32 0.0% -256 -0.4%
Exclusive Metrics Diff for Current Function1 25.0% 3 300.0% 32 100.0% 184 71.9%
Parent functions
drupal_add_html_head_link0 N/A% -4 -100.0% -3 -300.0% 16 50.0% -256 -100.0%
drupal_get_html_head0 N/A% 0 0.0% 1 100.0% 16 50.0% 0 0.0%
template_preprocess_html0 N/A% 0 0.0% 1 100.0% 0 0.0% 0 0.0%
Child functions
_drupal_default_html_head0 N/A% -4 -100.0% -4 -400.0% 0 0.0% -312 -121.9%
drupal_static0 N/A% -1 -25.0% 0 0.0% 0 0.0% -128 -50.0%