WeBWorK performance

The timing log

The timing_log_performance.pl is available in webwork2/bin and parses the timing log data found in webwork2/logs/timing.log.

To run the script, cd to the WeBWorK logs directory (usually /opt/webwork/webwork2/logs) and enter the command: timing_log_check.pl

Data

• From the courses.webwork.maa.org timing log:

Data from July 2010 - August 2011 count = 13427151

under 0.1 seconds = 7999616: 59.6%

between 0.1 and 0.2 seconds = 2864257: 21.3%

between 0.2 and 0.5 seconds = 1955285: 14.6%

between 0.5 and 1.0 seconds = 297585: 2.2%

between 1.0 and 2.0 seconds = 135471: 1%

between 2.0 and 3.0 seconds = 45002: 0.3%

between 3.0 and 4.0 seconds = 23265: 0.2%

between 4.0 and 5.0 seconds = 13663: 0.1%

between 5.0 and 10.0 seconds = 30677: 0.2%

over 10.0 seconds = 62330: 0.5%

non valid response = 0: 0%

• From the Rochester server timing log:

Data from September 6, 2011 count = 2586

under 0.1 seconds = 1795: 69.4%

between 0.1 and 0.2 seconds = 223: 8.6%

between 0.2 and 0.5 seconds = 515: 19.9%

between 0.5 and 1.0 seconds = 36: 1.4%

between 1.0 and 2.0 seconds = 8: 0.3%

between 2.0 and 3.0 seconds = 8: 0.3%

between 3.0 and 4.0 seconds = 1: 0%

between 4.0 and 5.0 seconds = 0: 0%

between 5.0 and 10.0 seconds = 0: 0%

over 10.0 seconds = 0: 0%

non valid response = 0: 0%

Load monitoring software

Webmin on courses.maa.org

load on courses.webwork.maa.org 30 Aug 11 - 6 Sept 11