Network Problem
Download main version from the bottom. 1.A Sudden Change in Bandwidth Utilization Problem description We have code in production which performs various types of tests of WAN bandwidth utilization for several different applications. On January 4, 2002, we noticed that the bandwidth availability appeared to substantially decrease for these tests to certain nodes, while for others it did not. There were no network changes, and paths to the nodes did not appear to have changed. We have the traceroutes stored in the raw data files. The effect seemed to have started between 12:34 and about 20:00 on Jan 3rd, 2001. [...]
