Jonathan Yarden @ TechRepublic: Disable DNS caching on workstations
Randy Bush
randy at psg.com
Tue Apr 19 04:28:29 UTC 2005
> It would be very interesting in seeing the difference in DNS traffic for a
> domain if it sets TTL to let's say 600 seconds or 86400 seconds. This
> could perhaps be used as a metric in trying to figure out the impact of
> capping the TTL? Anyone know if anyone did this on a large domain and have
> some data to share?
there is some good analysis in the classic paper
@inproceedings{ dnscache:sigcommimw01,
title = {DNS Performance and the Effectiveness of Caching},
author = {Jaeyeon Jung, Emil Sit, Hari Balakrishnan and Robert Morris},
booktitle = {Proceedings of the {ACM} {SIGCOMM} Internet Measurement Workshop '01},
year = 2001,
month = {November},
address = {San Francisco, California},
url = {citeseer.ist.psu.edu/jung01dns.html} }
randy
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