[erlang-questions] User-level heartbeat (was mnesia bug)

[Jay Nelson]

Serge wrote:

 > The only solution is to follow a variation of Uffe's advise (*) on
 > recovering mnesia from a partitioned network - run the NodeC node  
with
 > {dist_auto_connect, once} and upon detecting a nodedown event on  
NodeC
 > enabling user-level heartbeat, and upon receiving a response from  
NodeA
 > or NodeB restart NodeC.

What exactly are you referring to when you say "user-level  
heartbeat"?  Is this an application you rolled yourself for pinging  
with UDP packets, or is there some option for turning on and off the  
heartbeat process that comes with OTP?

jay