JanZerebecki added a comment. In https://phabricator.wikimedia.org/T84923#993443, @GWicke wrote:
> Since 0mq is not actually durable or replicated this does not cover the > 'reliable' bit. That is done on top of 0mq. Every message is stored and numbered, no number is ever skipped. Thus if you get 4 but never received 3 you can request 3 knowing you missed it. So it emulates reliability via storage and sequential numbering. (This is done transparently if the endpoint is configured that way, see http://www.fedmsg.com/en/latest/config/#term-replay-endpoints and http://www.fedmsg.com/en/latest/replay/ .) Also quoting en.wp on 0mq: [...] message transports include TCP [...], which means in addition usually a reliable transports is used. TASK DETAIL https://phabricator.wikimedia.org/T84923 REPLY HANDLER ACTIONS Reply to comment or attach files, or !close, !claim, !unsubscribe or !assign <username>. EMAIL PREFERENCES https://phabricator.wikimedia.org/settings/panel/emailpreferences/ To: JanZerebecki Cc: chasemp, brion, Krenair, Halfak, JanZerebecki, bd808, MZMcBride, mobrovac, GWicke, aaron, daniel, Hardikj, yuvipanda, jkroll, Smalyshev, Wikidata-bugs, Jdouglas, RobH, aude, marcoil, Manybubbles, mark, RobLa-WMF, Joe, QChris _______________________________________________ Wikidata-bugs mailing list [email protected] https://lists.wikimedia.org/mailman/listinfo/wikidata-bugs
