True Zero Downtime HAProxy Reloads: An Alternative Approach

Created on 2023-02-05T17:25:24-06:00

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This method is simpler than Yelp's method of routing TCP SYN requests to a plug queue but does seem to add a minor amount of latency to route *all* traffic through iptable rules at all times. Unbounce likes this method because it allows for daemon restarts that take too much time to hold a request in flight.