Re: [zeromq-dev] Newbie questions re HWM and Async/Sync io

2016-03-21 Thread Luca Boccassi
On 21 March 2016 at 08:15, Aaron Koolen-Bourke wrote: > Hi all. > Thing is, from what I can tell I then need to move to polling and not > blocking receives, which not only keeps the thread busy looping, but seems > to be quite expensive (There seems to be a sleep timer in there or some > such). T

[zeromq-dev] Newbie questions re HWM and Async/Sync io

2016-03-21 Thread Aaron Koolen-Bourke
Hi all. Slowly getting my ZMQ evaluation application together but I've discovered a couple of things I'm hoping have some as-yet undiscovered (to me) answers. I was noticing that my message feeder was blocking at the HWM and latency was taking a hit so I've been experimenting with different HWM v

Re: [zeromq-dev] Newbie questions regarding performance

2016-03-19 Thread Kevin Sapper
Hi Aaron, without your actual code it's hard to tell. Please create a Github gist. Thanks! //Kevin 2016-03-18 11:49 GMT+01:00 Aaron Koolen-Bourke : > Hi all. I'm currently tasked with building a small test application to > test 0MQ's performance for a possible replacement of our legacy messagin

[zeromq-dev] Newbie questions regarding performance

2016-03-19 Thread Aaron Koolen-Bourke
Hi all. I'm currently tasked with building a small test application to test 0MQ's performance for a possible replacement of our legacy messaging. The performance tests that come with libzmq obviously show great performance (8us latency on my box) but when I build a slightly different test of my ow

Re: [zeromq-dev] Newbie questions

2011-04-01 Thread Shonari Knibbs
will not be sent. -- From: Hoelzlwimmer Andreas Sent: 01 April 2011 10:01 To: ZeroMQ development list Subject: Re: [zeromq-dev] Newbie questions That should be how it’s used, yes. The parameter is optional, so if you don’t submit a method/function there, you will have

Re: [zeromq-dev] Newbie questions

2011-04-01 Thread Martin Sustrik
Alex, > From the api documentation on the web it seems that the variable ffn of > type zmq_free_fn as defined in the parameters of *zmq_msg_init_data* is > a user supplied function and one needs to pass a pointer to a function > that will free the message data. Is this correct? Most bindings don

Re: [zeromq-dev] Newbie questions

2011-04-01 Thread Steven McCoy
On 1 April 2011 21:53, Alex du Plessis wrote: > I use FPC(FreePascal) and Lazarus (both Open Source products) as my > programming platform and intend to write a binding as well as component/s > to enable the use of ZeroMQ with FPC. > Dare I suggest looking at the Delphi, or Pascal on OpenVMS bi

Re: [zeromq-dev] Newbie questions

2011-04-01 Thread Hoelzlwimmer Andreas
reitag, 01. April 2011 15:53 To: ZeroMQ Mailing list Subject: [zeromq-dev] Newbie questions Hello list, I'm a complete newbie in the use and application of Zeromq so I am sure my questions will sound quite inane and downright stupid. I apologise in advance. I stumbled on ZeroMQ early

[zeromq-dev] Newbie questions

2011-04-01 Thread Alex du Plessis
Hello list, I'm a complete newbie in the use and application of Zeromq so I am sure my questions will sound quite inane and downright stupid. I apologise in advance. I stumbled on ZeroMQ early this week while googling for a decent message system that is'nt implemented in Java. I use FPC(Fre