1 This is the third guest post ( part 1 , part 2 ) of a series by Greg Lindahl, CTO of blekko, the spam free search engine.
2 So if our R3 (a goal of 3 copies of everything) cluster has a single chunk that's R2 (2 copies of this chunk), we call the entire cluster R2 (the wo..
3 Our central switch infrastructure is redundant, and brings everything down when it fails, so we don't have to worry about it in this context.