[zeromq-dev] PUB doesn't discard msg when no SUB
jia.li at credit-suisse.com
Thu May 26 21:49:37 CEST 2011
Thanks! Tried this one, but the one message that remained is the very
first (ancient) message, and each PUB would have such a message. This
would only work if the SUB knows the number of PUBs and thus discards
the first N messages it receives.
OR: with HWM in effect, do FIFO to kick out the oldest message in the
From: Martin Sustrik [mailto:sustrik at 250bpm.com]
Sent: Thursday, May 26, 2011 3:40 PM
To: ZeroMQ development list
Cc: Li, Jia
Subject: Re: [zeromq-dev] PUB doesn't discard msg when no SUB
On 05/26/2011 09:27 PM, Li, Jia wrote:
> Putting timestamp can be a work-around, but not efficient, as the SUB
> has to compare current time against message time for every message.
> It'd be nice to have this behavior either explained in the Guide or
> brought consistent with the intended usage.
Try setting HWM to 1 on the PUB side. That should drop any outstanding
messages except for one.
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