[baseten-users] Latency of Automatic Updates?
Erik Aderstedt
erik at aderstedt.se
Wed Sep 23 09:01:57 EEST 2009
> Hi,
>
> We're considering using BaseTen for an application that will be run
> on a local LAN with 15-20 wired and wireless (802.11n) clients.
>
> One of the major attractions of BaseTen for us is the line "Database
> changes are propagated to clients automatically, without polling"
>
> In a system running in the configuration mentioned above, what kind
> of latency would we be looking at? In other words, once a change is
> made to the Postgres DB, on average, how long would it take for the
> changes to be propagated to all connected clients? Will it take
> longer to allow BaseTen to propagate its changes than it would to
> send strings via TCP? Is there any way to prioritize the
> propagation of changes?
>
In my experience, changes take about 1 second to propagate from a
remote (not on the same LAN) server, and slightly less than that when
the server is on the same LAN and connected to both wired / wireless
clients.
/Erik
----
Erik Aderstedt
Aderstedt Software AB
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