Diff Report
Run #517c1c27a12c9: XHProf Run (Namespace=drupal-perf-cottser)
vs.
Run #517c1bb406b02: XHProf Run (Namespace=drupal-perf-cottser)
Tip
Click a function name below to drill down.

Regression/Improvement summary for _drupal_log_error

_drupal_log_errorRun #517c1c27a12c9Run #517c1bb406b02DiffDiff%
Number of Function Calls 150 150 N/A%
Incl. Wall Time (microsec) 253,548 253,548 N/A%
Incl. Wall Time (microsec) per call N/A 1,690 1,690 N/A%
Excl. Wall Time (microsec) 3,459 3,459 N/A%
Incl. CPU (microsecs) 89,562 89,562 N/A%
Incl. CPU (microsecs) per call N/A 597 597 N/A%
Excl. CPU (microsec) 2,455 2,455 N/A%
Incl. MemUse (bytes) 168,000 168,000 N/A%
Incl. MemUse (bytes) per call N/A 1,120 1,120 N/A%
Excl. MemUse (bytes) -27,816 -27,816 N/A%
Incl. PeakMemUse (bytes) 85,912 85,912 N/A%
Incl. PeakMemUse (bytes) per call N/A 573 573 N/A%
Excl. PeakMemUse (bytes) 480 480 N/A%

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_error150 10.0% 253,548 89.1% 89,562 76.8% 168,000 37.7% 85,912 15.1%
Exclusive Metrics Diff for Current Function3,459 1.4% 2,455 2.7% -27,816 -16.6% 480 0.6%
Parent function
_drupal_error_handler_real150 100.0% 253,548 100.0% 89,562 100.0% 168,000 100.0% 85,912 100.0%
Child functions
watchdog150 11.1% 227,230 89.6% 63,512 70.9% 76,216 45.4% 66,872 77.8%
format_string150 11.1% 8,807 3.5% 8,927 10.0% 56,640 33.7% 0 0.0%
error_displayable150 11.1% 7,718 3.0% 7,518 8.4% 16,544 9.8% 18,064 21.0%
_drupal_get_error_level150 11.1% 4,698 1.9% 4,823 5.4% 784 0.5% 0 0.0%
drupal_set_message150 11.1% 1,404 0.6% 1,526 1.7% 19,320 11.5% 0 0.0%
drupal_is_cli150 11.1% 169 0.1% 295 0.3% 7,976 4.7% 496 0.6%
substr300 22.2% 54 0.0% 341 0.4% 17,568 10.5% 0 0.0%
strlen150 11.1% 9 0.0% 165 0.2% 768 0.5% 0 0.0%