[zeromq-dev] HWM behaviour & blocking

Viet Hoang (Quant Edge) viet.hoang at quant-edge.com
Tue May 15 21:54:13 CEST 2012

Messages are meant to send to workers, based on LRU. Yes, i will modify the MDP protocol. Should we have an update on MDP to support async sending & ack?

On May 15, 2012, at 5:45 PM, Pieter Hintjens <ph at imatix.com> wrote:

> On Tue, May 15, 2012 at 2:20 AM, Viet Hoang (Quant Edge)
> <viet.hoang at quant-edge.com> wrote:
>> My implementation requires worker to ACK for each message it received. The
>> sender waits to receive ACK before sending the next message. I want to
>> improve the performance by sending a batch of messages, then check ACKs, if
>> any ACK is missed, resend missing messages.
> If you want to send a batch to a single worker, then a batch is just a
> larger message. I.e. you can do this fully at the application level.
> If you want to break a batch over multiple workers, then you would
> have to modify the MDP protocol.
> -Pieter
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