Group Membership Protocols

What are Group Membership Protocols?

In data centers, failures are the norm rather than the exception. Google fellow Jeff Dean offers an overview of Google’s data center operations:

“In each cluster’s first year, it’s typical that 1,000 individual machine failures will occur; thousands of hard drive failures will occur; one power distribution unit will fail, bringing down 500 to 1,000 machines for about 6 hours; 20 racks will fail, each time causing 40 to 80 machines to vanish from the network; 5 racks will “go wonky,” with half their network packets missing