Luca Deri, in Improving Passive Packet Capture: Beyond Device Polling (pdf) shows
radical (and appalling) differences in packet capture performance among Windows, FreeBSD, and Linux machines, due to
differences in device drivers. The paper recommends use of device polling, and the author also implemented a ring-buffer version of libpcap.
[via TaoSecurity]
sourcefrog via taint.org:
Their Computational Clustering Technical Preview Toolkit includes the PLAPACK Parallel Linear Algebra Package, which is released under the GPL. Microsoft also ship some GPL’d GNU utilities in their Services for Unix package.
Apple Previews Xgrid Technology at MacWorld Expo. There’s also the Apple Xgrid web site. As one would expect from Apple, beautiful elegant design that somehow attracts the love of developers even when it doesn’t even try to create to open standards or adhere to existing ones.
This might be affecting the University of Rochester (I’m looking into it): Trouble with Chinese applicants/customers reaching your web site? Maybe your DNS server is blocked.
See the excellent summary of the situation from Zittrain and Edelman: Empirical Analysis of Internet Filtering in China.
Caltech, Columbia, MIT, and U.Virginia are known victims. NorthWestern U is also affected.
Did this problem increase in November? See notes in interesting-people and Politech.
Interestingly, as of today, only one (Columbia) of the five .edu zones listed above has off-site secondary DNS servers.
Simon Byers: ATAC: Abusable Technologies Awareness Center: Hidden data roundup (Microsoft Word in particular).
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