[erlang-questions] Strange BEAM slowdown

Lukas Larsson <>
Tue Feb 23 11:18:29 CET 2016


Hello Timothy,

On Mon, Feb 22, 2016 at 6:14 PM, Timothy Legant <
> wrote:

> Hello,
>
> We have an application where we read a huge volume of small messages
> from ZMQ sockets and distribute them to Erlang processes.  We are
> seeing strange behavior where, after a short while, beam.smp's load
> drops quite a bit and then the data begins queuing, eating memory
> until we either stop the program or the Linux OOM killer does it for
> us.
>

When you say load, what do you mean? Scheduler utilization? Average CPU
utilization? Requests per second?

Lukas
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