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Actually Implementing Group Management Using ZooKeeper

January 09, 2010

ZooKeeper offers, in the words of its documentation, “off-the-shelf… group management”. The “off-the-shelf” part is inaccurate; it really offers the proper primitives to *implement* group management, but it’s up to you to fill in a few missing pieces. I’ll be describing one type of group management system I built at KaChing using ZooKeeper: A group… Read more