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Questions tagged [queuing]

75 questions
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Simpy: Requesting multiple (nonspecific) resources and order of requests

I'm working on a queuing simulation model in python 2 that has jobs coming into the system and requesting multiple resources. Each job that arrives asks for different amounts of resources (and not a specific resource!) and uses the resources for a…
s.im
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Queuing and image processing

Hi all I just have a quick question regarding best practacises and perhaps some help on queuing and image manipulation. Im currently working on a website that allows the user to upload in excess of 10 files at one time now in my experience ive only…
Dan Newns
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Python list ordering

I have three lists (the container*) and they need to pop one(the first) element at a time. Which list will pop the element depends on a value (tF*), the smallest value sends first, but if the values are equal then it goes in the alphabetical order…
arbast
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Simulate bike sharing with Python

We are in a closed network, where no one can enter or exit. There are 91 bikes in total, with 83 bikes in the stations and 8 bikes on the way to their destination. There are 5 stations where bikes can be dropped off. We have a matrix with travel…
Abedouzze
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Which queuing implementation is advisable if we want to keep things simple?

our needs for a queuing solution are fairly simple, a producer needs to put things in a persistent queue and these need to be handled by a consumer. The queuing systems needs to be integrated within a Spring application and distributed on multiple…
Marco
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Queuing TCP/UDP calls on cloud made from React-Native app

I am trying to implement a React-Native app through which a user can make phone calls to another user. How can I queue those calls? What server or tool to use? I have heard of Twilio 'Queueing calls' but not sure if that does exactly what I am…
showtime
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Queuing Theory - M/M/1 queue with priority discipline

Suppose there is M/M/1 queue with two priority classes implemented. What will happen if either customers of high or low priority class are present ( i.e. customers from only one priority class are present)? Two dimensional Markov chain becomes…
Alex
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How To create Consumer Producer Queue

I have a Producer Which produces a POJO with a property, type. There can only be two types, "A" and "B". I have a thread pool for Consumer. Whenever I receive a message of type "B" from the Producer, Before I can proceed for execution, I need to…
user8206055
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How to define starting state of queueing model in r simmer?

Here's the standard bank counter problem to illustrate my question: Consider a simple bank with customers arriving at random. Customers are to be served at one of two counters, taking a random time for service at each. Also, assume that waiting…
NandaKishore.Rao
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Mixed SLURM Cluster using Centos7 and Debian8

I am using SLURM on a Centos7 cluster. Is it possible to get SLURM working with various OSes (for example Centos7 and Debian8) on the same cluster?
Alexandra Poier
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Exceeded maximum execution time in Google Adwords

This is an extension of the following question. I can't use it because PropertiesService and ScriptApp is not supported in Adwords and I didn't find anything relevant so far on the question adapted to Adwords. I have an Adwords script that…
Dave
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Deploying MS queuing app to Windows 7

It seems the queuing from Microsoft is not working properly on Windows 7. The pinging is not working. The same app works on Windows XP.
John Doe
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Sidekiq Alternatives for Queuing and Multithreading

I need some Rails application server for queuing some processes and run them in multiple threads simultaneously. I find Sidekiq too expensive for my purposes and I'm looking for an alternative. Can I run multiple threads with Resque? Should I use…
Daniel García Baena
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Triggering a future event based on a current event

i would like to trigger an event sometime in the future based on an event that is currently happening. I do not expect the volume to be too high, so i care a lot more about simplicity than performance. For example: event A happens. i need event B…
meow
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NServicebus DNS Entry for Machine location

I am trying to use a DNS entry for my NServicebus queue endpoint but no messages are being sent. It works fine when I enter the computer name or an IPAddress. I can ping the record and it resolves correctly so i'm wondering if it is possible to use…
Paul Oakham
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