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)

1. and enter the command: timing_log_check.pl

Data

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

Data from July 2010 - February 2011 count = 7754413

under 0.1 seconds = 4497508: 58%

between 0.1 and 0.2 seconds = 1633237: 21.1%

between 0.2 and 0.5 seconds = 1152118: 14.9%

between 0.5 and 1.0 seconds = 208977: 2.7%

between 1.0 and 2.0 seconds = 105666: 1.4%

between 2.0 and 3.0 seconds = 36527: 0.5%

between 3.0 and 4.0 seconds = 19693: 0.3%

between 4.0 and 5.0 seconds = 11870: 0.2%

over 5.0 seconds = 88817: 1.1%

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%