Re: Slashdot: Beware of Using Google Or Open DNS For iTunes
"." <[email protected]>
| Newsgroups | gmane.user-groups.linux.singapore |
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| Message-ID | <[email protected]> |
I wrote about my experience back in Sep, and some other times before that - http://www.lugs.org.sg/pipermail/slugnet/2010-September/021026.html I don't think it's fully accurate though. Ie, I think most CDNs use anycast rather than geolocation. On Fri, Dec 31, 2010 at 12:57 PM, Soh Kam Yung <[email protected]> wrote: > [ > http://apple.slashdot.org/story/10/12/31/0110226/Beware-of-Using-Google-Or-Open-DNS-For-iTunes > ] > [ http://joemaller.com/2577/itunes-slowdowns-with-google-dns/ ] > > Anybody else using Google or Open DNS and encountered a similar issue > with location based servers? > > ===== > Beware of Using Google Or Open DNS For iTunes on Thursday December 30, > @11:20PM > Posted by timothy on Thursday December 30, @11:20PM > from the speak-friend-and-enter-slowly dept. > > Relayman writes "Joe Mailer wanted to download an iTunes movie > recently and his Apple TV told him it would take two hours. When he > switched his DNS resolver settings, the download time dropped to less > than 20 seconds. Apparently, iTunes content is served by Akamai which > uses geolocation based on the IP address of the DNS request to > determine which server should provide his content. When you use Google > or Open DNS to resolve the Apple domain name, all the requests to > Akamai appear to be coming from the same location and they're all > directed to the same server pool, overloading that pool and causing > the slow downloads. The solution: Be wary of using Google or Open DNS > when downloading iTunes files or similar large files. Use your own > ISPs DNS servers instead or run your own resolving DNS server." > ===== > -- > Soh Kam Yung > my Google Reader Shared links: > (http://www.google.com/reader/shared/16851815156817689753) > my Google Reader Shared SFAS links: > (http://www.google.com/reader/shared/user/16851815156817689753/label/sfas) > > _______________________________________________ > LUGS Mailing list - [email protected] > List FAQ: http://wiki.lugs.org.sg/LugsMailingListFaq > Info page: http://www.lugs.org.sg/mailman/listinfo/slugnet > To unsubscribe send an empty email to: [email protected] > _______________________________________________ LUGS Mailing list - [email protected] List FAQ: http://wiki.lugs.org.sg/LugsMailingListFaq Info page: http://www.lugs.org.sg/mailman/listinfo/slugnet To unsubscribe send an empty email to: [email protected]