[zeromq-dev] debugging performance problems

Andrew Hume andrew at research.att.com
Mon May 16 16:24:49 CEST 2011

i can go add HWM.

your comment about memory footprint requires additional knowledge.
do 0mq messages queues only accumulate on the receiver?

On May 16, 2011, at 7:15 AM, Ilja Golshtein wrote:

> Although some control sockets may not require HWM, I follow
> the rule "HWM for any socket". Besides this I have some TTL-alike
> marks to drop old messages out.
> It is a design decision: sometimes the right thing to do is to drop a message out,
> sometimes to use blocking approach and wait.
> Coming back to the issue, it must be clear if a process' memory footprint goes
> high the process is too slow and perhaps a sort of balancing
> should be used. Situation is different is case of blocking sockets and/or
> inproc communications.

Andrew Hume  (best -> Telework) +1 623-551-2845
andrew at research.att.com  (Work) +1 973-236-2014
AT&T Labs - Research; member of USENIX and LOPSA

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