[zeromq-dev] Reliability question

Steven McCoy steven.mccoy at miru.hk
Mon Aug 2 10:06:39 CEST 2010

On 2 August 2010 15:55, Martin Sustrik <sustrik at 250bpm.com> wrote:

> Sure. The reason is that PGM is not fully reliable -- hung-up/slow
> consumer will be disconnected ultimately and thus start loosing messages.
> If you think of reliability as "never loose messages" you end up with
> global standstill as a result of slow/hung-up consumer.
LBM has the nice solution to this, you disconnect the upstream of the
crybaby client and attach to a slow rate limited historical replay.  This
and the high speed persistence are great features on paper but the details
seem overly arduous.

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