[erlang-questions] busy_dist_port message
Fri Jan 10 18:19:12 CET 2014
On Fri, Jan 10, 2014 at 7:21 AM, puneet ahuja <puneet@REDACTED> wrote:
> We are getting a lot of busy_dist_port messages in our production system
> when the load is high. On monitoring the TCP traffic, we figured that
> there was a momentary dip in traffic on the connection to the erlang dist
> ports. This was correlated with the TCP window size increasing to 400ms.
> This is a recurrent problem and occurs when the cluster load is high. We
> have ruled out any network issues between the nodes.
> Has anyone experienced this before? Any suggestions on what can cause the
> dist erlang message receiver to bottleneck?
Try increasing your distribution buffer limit using the +zdbbl option. Read
about the +zdbbl option to erl here: http://erlang.org/doc/man/erl.html
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