OpenDNS Engineer Richard Crowley Selected to Speak at O’Reilly Velocity® Conference about the OpenDNS Stats System, Processing More than 8 Billion DNS Queries Daily
Lead DNS Stats Engineer to Speak to Top Network Performance and Operations Experts
Feb 6, 2009 — SAN FRANCISCO – OpenDNS, the award-winning DNS provider that makes the Internet safer, faster, smarter and more reliable, today announced Engineer Richard Crowley will speak to the technology industry’s leading network performance and operations experts at the 2009 O’Reilly Velocity Conference. The O’Reilly Velocity Conference is the leading event for “people building at Internet scale,” and the place to obtain the crucial skills and knowledge to build successful web sites that are fast, scalable, resilient, and highly available. OpenDNS is the world’s largest and fastest-growing DNS service.
Who: Richard Crowley, Lead OpenDNS Engineer on the DNS stats system.
What: OpenDNS performs more than 8 billion DNS queries each day, generating mountains of data, which we give back to our users. Processing and storing the interesting bits took a special map-reduce pipeline running on seven servers, backed by MySQL and memcached. In this session Crowley will describe the various techniques tested, and the one ultimately chosen to cope with more than half of a gigabyte of log files per minute.
When: June 22 – 24, 2009
Where: San Jose, CA, USA
About OpenDNS
OpenDNS is the leading provider of free security and infrastructure services that make the Internet safer through integrated Web content filtering, anti-phishing and DNS. OpenDNS services enable consumers and network administrators to secure their networks from online threats, reduce costs and enforce Internet-use policies. OpenDNS is used today by millions of users and organizations around the world. For more information about OpenDNS, please visit
Who: Richard Crowley, Lead OpenDNS Engineer on the DNS stats system.
What: OpenDNS performs more than 8 billion DNS queries each day, generating mountains of data, which we give back to our users. Processing and storing the interesting bits took a special map-reduce pipeline running on seven servers, backed by MySQL and memcached. In this session Crowley will describe the various techniques tested, and the one ultimately chosen to cope with more than half of a gigabyte of log files per minute.
When: June 22 – 24, 2009
Where: San Jose, CA, USA
About OpenDNS
OpenDNS is the leading provider of free security and infrastructure services that make the Internet safer through integrated Web content filtering, anti-phishing and DNS. OpenDNS services enable consumers and network administrators to secure their networks from online threats, reduce costs and enforce Internet-use policies. OpenDNS is used today by millions of users and organizations around the world. For more information about OpenDNS, please visit
