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Questions tagged [erlang]

Erlang is a general-purpose, garbage-collected programming language and runtime environment, with built-in support for concurrency, distribution and fault tolerance.

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How to cluster rabbitmq in aws

I have tried every conceivable combination in an attempt to cluster rabbitmq in an AWS environment. But to recap: Shutdown and removed erlang and rabbit distribution on my local ubuntu 14 Tried the auto configuration modules around the web The…
Christian Bongiorno
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Connecting a local Elixir/Erlang to a running application inside a Docker container

I've got an Elixir application running inside a Docker container (in my laptop). The Elixir application was executed with the following command: iex \ --name test@1.2.3.4 \ --cookie secret \ --erl '-kernel inet_dist_listen_min 9000' \ --erl…
Sasha Fonseca
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3 answers

Cannot uninstall incorrect version Erlang on RHEL 6.x

Issue I am setting up a RHEL 6.X server to house my RabbitMQ test environment. I need to install Erlange 16 or higher to work correctly with the latest version of RabbitMQ (3.6.x I believe). However, I currently have Erlang 14 on the system. I…
Chris Maggiulli
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strategy for distributing erlang otp nodes behind haproxy

I have a standard erlang application build upon otp principles. I plan to place my erlang nodes in production as explained below: receive all traffic on a public ip (haproxy) haproxy them to one of the available backend erlang node All this works…
Abhinav Singh
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1 answer

RabbitMQ CRL Configuration

I've been trying to find available options for configuring CRL checking within RabbitMQ. RabbitMQ in turn seems to rely on Erlang's SSL library. Unfortunately, knowing very little about Erlang, so it has been difficult for me to understand: The…
J Trana
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Distributing Erlang binaries to new EC2 instances

I am using tools such as Chef and Puppet in order to bootstrap new EC2 instances. In order to autoscale, I try to keep the install times as fast as possible. For something such as Ruby, I compiled it on one box, then tarballed the binaries and…
imaginative
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On a fresh install of Redhat8, on a new EC2 instance, RabbitMQ fails, failed_to_start_child

UPDATE: If I do: yum upgrade I see: Skip Packages With Broken Dependencies When How do I fix this? Older post: I found the file erl_crash.dump here: /var/lib/rabbitmq/erl_crash.dump If I do this: head -n 50 /var/lib/rabbitmq/erl_crash.dump I…
charlottesville
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How to install Erlang 24.1 on Amazon Linux 2

I need to install Erlang 24.1 on Aamazon Linux 2. I am using package cloud script and repos for this but it fails with following message. (venv) [CORP\shiv.d@a-1njrk968l4brs yum.repos.d]$ sudo yum install erlang Loaded plugins:…
Shiv
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Having an issue enabling internode TLS support in rabbitmq / erlang

We are running rabbit v3.8.3-1.el7, erlang v23.3.3.el7, kernel 3.10.0-1062.12.1.el7.x86_64, release Centos 7.7 I have three nodes that I would like in disc mode, cdvlhbqr23[1-3] However I'm running into an issue after attempting to enable TLS on…
Martin Forde
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Securing Erlang / Ubuntu server

I have written a web service in Erlang using mochiweb and jiffy and now face the task of deploying it to production. Since it is going to be open to the public I was wondering how secure Erlang actually is, since this is something that seems to be…
Philip Kamenarsky
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2 answers

Erlang install error on Fedora 13

I am attempting to install RabbitMQ on a Fedora 13 box. This requires Erlang is installed. When I run yum install erlang I get the following messages. Yum seems to indicate that it resolved all the dependencies, yet it keeps failing to install. If I…
Andy
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Is it normal for beam.smp to have hundreds (1000+) threads running?

I recently installed RabbitMQ on a Debian 11 server and noticed that the vast majority of threads now belong to the same process - beam.smp. From what I found on the Internet, this process is Erlang's runtime or VM, a dependancy of RabbitMQ. The…
Vladimir Garistov
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RabbitMQ upgrating stopped with Erlang VM error

I'm testing a rabbitmq instance upgrate scenario that looks good but throws an Erlang error when I try to stop the new version instance. "Old version" of RabbitMQ RMQ 3.8.5 erlang 23.0.2 "New version" of RabbitMQ RMQ 3.9.10 erlang 23.2.7 The new…
David
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RabbitMQ randomly crashes

I've recently deployed a RabbitMQ server on AWS following the instructions for RPM-based Linux distros. RabbitMQ 3.8.14 Erlang 23.3.1 It's a single-node deployment with only one vhost ("/") I've been using mostly the default configuration. I've…
argyrodagdileli
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No bin directory in Erlang installation directory on Windows Server 2019 SE

Have you experienced the situation mentioned in question title? My Erlang (23.1) installation directory looks like below, bin directory is missing. Because of it I am not able to use RabbitMQ. Another weird thing is that I've installed on another…
mankers
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