Performance

Round-trip latency and performance
Ably is able to provide very low latency messaging globally through our 14+ data centres spread across 4 continents, and our intelligent shortest route mess...
Thu, 12 Apr, 2018 at 9:32 AM
Are you able to scale indefinitely to meet demand?
Every component of the Ably service that is effected by increased load is designed to automatically scale pre-emptively to meet demand.  This ensures that...
Thu, 2 Jun, 2016 at 6:06 PM
Do you have any single point of congestion that limits your global performance?
No, the Ably service, running in over 14 data centres globally, provides a true mesh distributed system ensuring that there is both no single point of conge...
Sun, 7 May, 2017 at 11:21 PM
Debugging slow REST requests
If you are seeing slow REST requests, there are a few different possible reasons why. 1. Routing. We use latency-based routing, but it occasionally happ...
Thu, 12 Apr, 2018 at 9:32 AM
Why are some REST publishes on a channel slow, and then typically faster on subsequent publishes?
The short version Unlike other pub/sub platforms, Ably is a stateful system which provides messaging with a high quality of service.  As such, there is a &...
Thu, 12 Apr, 2018 at 9:55 AM