Diff Report
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
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Regression/Improvement summary for _drupal_log_error

_drupal_log_errorRun #517c1bb406b02Run #517c1c27a12c9DiffDiff%
Number of Function Calls150 -150 -100.0%
Incl. Wall Time (microsec)253,548 -253,548 -100.0%
Incl. Wall Time (microsec) per call 1,690 N/A -1,690 -100.0%
Excl. Wall Time (microsec)3,459 -3,459 -100.0%
Incl. CPU (microsecs)89,562 -89,562 -100.0%
Incl. CPU (microsecs) per call 597 N/A -597 -100.0%
Excl. CPU (microsec)2,455 -2,455 -100.0%
Incl. MemUse (bytes)168,000 -168,000 -100.0%
Incl. MemUse (bytes) per call 1,120 N/A -1,120 -100.0%
Excl. MemUse (bytes)-27,816 27,816 100.0%
Incl. PeakMemUse (bytes)85,912 -85,912 -100.0%
Incl. PeakMemUse (bytes) per call 573 N/A -573 -100.0%
Excl. PeakMemUse (bytes)480 -480 -100.0%

Parent/Child Regression/Improvement report for _drupal_log_error [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_log_error-150 -10.0% -253,548 -89.1% -89,562 -76.8% -168,000 -37.7% -85,912 -15.1%
Exclusive Metrics Diff for Current Function-3,459 -1.4% -2,455 -2.7% 27,816 16.6% -480 -0.6%
Parent function
_drupal_error_handler_real-150 -100.0% -253,548 -100.0% -89,562 -100.0% -168,000 -100.0% -85,912 -100.0%
Child functions
watchdog-150 -11.1% -227,230 -89.6% -63,512 -70.9% -76,216 -45.4% -66,872 -77.8%
format_string-150 -11.1% -8,807 -3.5% -8,927 -10.0% -56,640 -33.7% 0 0.0%
error_displayable-150 -11.1% -7,718 -3.0% -7,518 -8.4% -16,544 -9.8% -18,064 -21.0%
_drupal_get_error_level-150 -11.1% -4,698 -1.9% -4,823 -5.4% -784 -0.5% 0 0.0%
drupal_set_message-150 -11.1% -1,404 -0.6% -1,526 -1.7% -19,320 -11.5% 0 0.0%
drupal_is_cli-150 -11.1% -169 -0.1% -295 -0.3% -7,976 -4.7% -496 -0.6%
substr-300 -22.2% -54 -0.0% -341 -0.4% -17,568 -10.5% 0 0.0%
strlen-150 -11.1% -9 -0.0% -165 -0.2% -768 -0.5% 0 0.0%