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Anyone know how large scale chat system ( facebook messenger, ...) are implemented? My guess is message are in a data store like hbase and a very simple notific
by skyde 6y ago
Anyone know how large scale chat system ( facebook messenger, ...) are implemented? My guess is message are in a data store like hbase and a very simple notification system let user that are online know to fetch for new entry
- gaogao 6y agoIt was roughly that at one point, http://highscalability.com/blog/2010/11/16/facebooks-new-real-time-messaging-system-hbase-to-store-135.html http://highscalability.com/blog/2010/11/16/facebooks-new-rea..., but now does something else, https://engineering.fb.com/data-infrastructure/messenger/ https://engineering.fb.com/data-infrastructure/messenger/
- skyde 6y agothanks a lot. This seem to be a very simple but smart design.