[zeromq-dev] Question about High Water and EPGM

Matteo matteo.brichese at gmail.com
Wed Jan 30 21:41:18 CET 2019


I would check HWM on the sender too.

Also, it is possible you are running low on memory on the receiver?

On Wed, Jan 30, 2019 at 12:39 PM Jamie Stewart via zeromq-dev <
zeromq-dev at lists.zeromq.org> wrote:

> Hello,
>
>
>
> We use ZeroMQ with EPGM and pub/sub sockets in our Java applications. We
> are running into a problem with one app, a slow consumer, when it receives
> bursts of traffic. Sometimes during the burst, the slow consumer stops
> receiving data from the sender altogether. I had assumed that this behavior
> happens if I set a high-water mark on the receive socket, but that is set
> to 0.
>
>
>
> Are there cases with EPGM where a bursty sender and a slow receiver could
> cause the receiver to stop receiving, even if the high-water mark for the
> receive socket is set to 0? If so, do you have tuning advice?
>
>
>
> Thank you very much,
>
>
>
>    Jamie Stewart
>
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-- 
Matteo
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