Thursday, March 16, 2006
Peeking Into Google: "Peeking Into Google
By Susan Kuchinskas
BURLINGAME, Calif. -- The key to the speed and reliability of Google (Quote, Chart) search is cutting up data into chunks, its top engineer said.
Urs Hoelzle, Google vice president of operations and vice president of engineering, offered a rare behind-the-scenes tour of Google's architecture on Wednesday. Hoelzle spoke here at EclipseCon 2005, a conference on the open source, extensible platform for software tools.
To deal with the more than 10 billion Web pages and tens of terabytes of information on Google's servers, the company combines cheap machines with plenty of redundancy, Hoelzle said. Its commodity servers cost around $1,000 apiece, and Google's architecture places them into interconnected nodes.
All machines run on a stripped-down Linux kernel. The distribution is Red Hat (Quote, Chart), but Hoelzle said Google doesn't use much of the distro. Moreover, Google has created its own patches for things that haven't been fixed in the original kernel...."
By Susan Kuchinskas
BURLINGAME, Calif. -- The key to the speed and reliability of Google (Quote, Chart) search is cutting up data into chunks, its top engineer said.
Urs Hoelzle, Google vice president of operations and vice president of engineering, offered a rare behind-the-scenes tour of Google's architecture on Wednesday. Hoelzle spoke here at EclipseCon 2005, a conference on the open source, extensible platform for software tools.
To deal with the more than 10 billion Web pages and tens of terabytes of information on Google's servers, the company combines cheap machines with plenty of redundancy, Hoelzle said. Its commodity servers cost around $1,000 apiece, and Google's architecture places them into interconnected nodes.
All machines run on a stripped-down Linux kernel. The distribution is Red Hat (Quote, Chart), but Hoelzle said Google doesn't use much of the distro. Moreover, Google has created its own patches for things that haven't been fixed in the original kernel...."
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