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Wormhole is a publish-subscribe (pub-sub) system developed for use within Facebook's geographically repli-cated datacenters. It is used to reliably replicate changes among several Facebook services including TAO, Graph Search and Memcache. This paper describes the design and implementation of Wormhole as well as the operational challenges of scaling the(More)
Acknowledgments I would like to thank the many people who made this work possible and made the experience truly remarkable. I am deeply indebted to my adviser, Prof. Idit Keidar, for her continuous guidance and unwavering confidence in where we were going. Working and thinking with you has been humbling, and I thank you for always being available and keen(More)
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