Ruby on Rails is an open-source, MVC web development framework written in Ruby, optimized for programmer happiness and maintaining sustainable productivity. Many things are defined by convention, freeing you from having to re-invent things to stay productive.

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Why isn't puma using all of its threads?

I'm using puma and nxinx, and as far as I can tell it is only ever using a single thread even when I start it with the default of 16 threads or more. I've set up a fresh rails app, then gone through ...
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1answer
112 views

What are the advantages of using dedicated server software over framework built-in servers?

Being a beginner in the web world, I've always used Apache to develop applications in PHP. Getting tired of it, I learned Node.js, Rails and Django -- just to get a taste of each of the most used web ...
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1answer
917 views

Rails app 502 with AWS Elastic Beanstalk running Puma & Nginx

I've been able to successfully get my application running on Beanstalk with Passenger, however I've had no luck with Puma. Whenever I deploy with to a Puma stack I get 502 Errors, my log files ...
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0answers
37 views

Redhat quitting process never works always have to kill it

I am working on a RedHat server creating a unicorn process. I have two sets of these processes being created. I am able to QUIT one of the process fine and do so over and over again create it and QUIT ...
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0answers
412 views

Rails when served by unicorn is generating the wrong fingerprint for precompiled assets

I have a production server with nginx -> unicorn -> rails. I precompile assets, which puts assets in public/assets with a fingerprint (hash) appended to the filename. However, when a web page is ...
2
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1answer
336 views

Passenger Module Fails On AWS Gem With 'Class Variable Name' Error

Opening Disclaimer: I'm all kinds of newb to the technologies involved in this question. But the Googles, she no yield-a the fruit. I'm trying to deploy a Rails app into production. This app works ...
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0answers
123 views

Application that works on webrick but fails in passenger

I have a ruby on rails application that starts successfully when I execute rails s -p 3000. But when I deploy it on apache or nginx using passenger, I get this result. The deployment instructions ...
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1answer
823 views

Why is rails application always running in development mode?

I created rails application, and everything appears to be working fine, but I can't seem to figure out how to run the application in production mode. I specified in the example.com.conf (Apache ...
2
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1answer
563 views

Nginx, setup https

I'm trying to setup https on my ubuntu server with NGINX ver 1.4.7 and Phusion Passenger 4.0.41. I created .key and .csr using these two commands sudo openssl genrsa -des3 -out server.key 2048 sudo ...
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0answers
400 views

NginX configuration to prevent “Slow HTTP Denial of Service”

I'm trying to configure NginX (in combination with Passenger and Rails) to prevent "Slow HTTP Denial of Service". What I'm trying to do to prevent it, is limiting the amount of requests per ...
1
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1answer
4k views

“768 worker_connections are not enough” error after a fresh installation of nginx and ROR

I have a fresh installation of nginx and ruby on rails. But it gives me a '500 Internal Server Error' while testing. The error.log for my app has the following: 2014/05/01 17:27:15 [alert] 1423#0: ...
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1answer
389 views

Trouble setting up Ruby with Nginx on CentOS 6.5

Following the instructions here: https://www.digitalocean.com/community/articles/how-to-deploy-rails-apps-using-passenger-with-nginx-on-centos-6-5 I get to the point of "Use vim /etc/init.d/nginx to ...
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1answer
428 views

Unable to load urls in iframe on using ajax call

My application is deployed under haproxy server with domain name say fireapp.com, server1 and server2 are two servers below. Haproxy is configured to handle all requests under /live/ url format from ...
0
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2answers
249 views

How to debug Repository.fetch_changesets runned from ./script/rails runner

For some time I have been updating changesets manually on server with following command's: $ cd /custom/www-data/ $ source /custom/www-data/.rvm/scripts/rvm $ ./script/rails runner ...
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2answers
777 views

Restore a versioned S3 bucket to a particular point in time

Let's say I've got S3 versioning enabled for my bucket: http://docs.aws.amazon.com/AmazonS3/latest/dev/Versioning.html Then, let's say someone (for example, junior employee) messes up the S3 bucket ...
1
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1answer
107 views

NGINX: Route a call to localhost on a custom port to an external server

I have a problem with my rails app. An API of the app is looking for my forum (forum.example.com) on localhost on port 8082. I need to create a route that redirect every connection to 127.0.0.1:8082 ...
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0answers
229 views

Can't deploy Ruby 2, Rails 4 app to Linode

I have a Rails 4 app and I want to deploy it to my Linode and I'm struggling a lot to get this working. I followed all the basic instructions from the Linode guides, also, installed all the ...
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0answers
196 views

Why does Ruby on Rails run slowly on VMWare

We are experiencing slow performance of our Ruby on Rails application on a hosted server. Neither us nor our hosting provider have been able to accurately diagnose the reason for this. Indicators of ...
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1answer
535 views

how to make webrick server accessible on the web on windows server 2008

This is a nuub question (i'm more of a programmer given an admin task right now). I have a rails application that works just fine on a remote windows server 2008 machine (it's rails 2.3.5, and I run ...
4
votes
1answer
857 views

Creating a docker container from a capistrano deploy

I'm having a bit of a difficult time understanding how I can leverage my existing infrastructure code with Docker. I have a Ruby on Rails app that uses capistrano to push out deployments. I want to ...
0
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1answer
293 views

Rails 4 app + nginx1.4.4 + passenger4.0.37 on a headless Ubuntu12.x server running on a VM on my local machine

At the moment, it gives me a disapointing blank page. No 500, no 404, no errors on the nginx log file, just a snowstorm of interrogations. And its been hours of googling without success. So if anyone ...
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2answers
37 views

Nginx: Changing user [closed]

I have root and deployer users in my ubuntu 13.10. I also have nginx, unicorn installed with Rails 4 application. I'm deploying my application using capistrano 3. Problem: When I prepare a env for ...
0
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1answer
737 views

Blocking/redirecting port 3000 with Nginx and Ruby On Rails (thin server)

I am setting up a server now that uses Ruby on Rails with the Thin server. I have set up Nginx to redirect all of my http://mysite.com to https://mysite.com(with ssl). I want all network traffic to ...
3
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1answer
260 views

What does this log mean?

While my application is running (with a lot of traffic), I see this in error log but I dont even understand what it is about. I guess it's optimizing some configuration but I need a more formal ...
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0answers
103 views

install redmine in shared apache server

I'm trying to install Redmine in a shared apache server. This means, I cant make the redmine/public folder my document root. My server is called server1, so I have some html and php pages at: ...
1
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0answers
232 views

Nginx Returning 504 Error

I'm getting a 504 error from Nginx on my Ubuntu server where I'm running Rails using Unicorn. When I look in the Nginx error.log.1, I see: 2014/01/21 18:06:02 [error] 698#0: *2 connect() failed ...
2
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1answer
443 views

Redmine won't start after move

I met trouble with redmine(or ruby configuration) when move from one server to another redmine@dirty:~/www$ ruby script/rails server webrick -e production ...
2
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1answer
147 views

Website offline message when server is unreachable

Is there a way to display a website offline/maintenance message to users who try and visit a website where the physical server is offline. The scenario: We have multiple client websites running at ...
1
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2answers
70 views

Why server writes much more than reading the disk

I'm running one Ruby on Rails application, I use Passenger Nginx, Ruby on Rails 3.2, search gem Sunspot (which uses Solr as its search engine). My application works ok with around 6K active users but ...
0
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1answer
642 views

When does Linux run out of memory? [duplicate]

I'm trying to establish why a process keeps unexpectedly stopping, and one possibility is that the server is running out of memory, but I'm not sure I understand memory and Linux properly. Take the ...
1
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0answers
385 views

How to setup cross domain rules in discourse?

So i use the following page to gather information from the user and send it to forums.awake-gaming.com/posts for discourse to make a post for me . Url of page : awake-gaming.com/join-us.html Url, ...
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0answers
291 views

Rails app (Redmine) on Phusion Passenger is very slow on first request

I've recently deployed a Redmine app (production env) on an AWS server and every time I go to the page after a delay (10+ minues), it take a painfully long time for the page to load. After googling ...
0
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1answer
661 views

execjs error when running Ruby on Rails for the first time - “bundle install” and “rake about” show no issues as far as I see

I have recently installed Ruby on Rails on my Centos server as practice for installing in a production environment. In my Gemfile I have the following uncommented lines: source 'https://rubygems.org' ...
2
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2answers
1k views

Explain load-balancing with Nginx like I'm five

I've found plenty of DIY posts and tutorials on how to configure Nginx as a load-balancer using upstream server: upstream backend { ip_hash; server 1.2.3.4; server 1.2.3.5; server 1.2.3.6; } ...
1
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2answers
253 views

ruby-on-rails app using webbrick server slow on some machines

I have a fairly simple ruby-on-rails app developed on mac, that was put into production on a debian web server. The web app uses the default webbrick server provided to run the app. The app runs ...
1
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0answers
451 views

nginx configuration for rails subdir deployment

I'm having quite a bit of trouble configuring nginx to serve my Rails app's static files; I mean all the files in the app's public/ folder, not just the files in Rails' asset pipeline. It seems I'm ...
1
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0answers
1k views

bundler: command not found: unicorn_rails

While restarting gitlab I get this: Starting both the GitLab Unicorn and Sidekiqbundler: command not found: unicorn_rails Install missing gem executables with `bundle install I installed gitlab ...
0
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1answer
1k views

Nginx, Passenger, Rails serving static files but not running app

I've seen other similar questions but none with satisfactory answers, so here goes. I've installed Ruby, Rails, Nginx and Passenger and tried to configure it to all work together. Here is the ...
0
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1answer
131 views

PhusionPassenger::UnknownError when visiting canvas

So I'm creating a canvas LMS server however I'm running into errors left and right. I recently got a forbidden error (which I was able to solve thanks to this great community). Now, server errors ...
0
votes
1answer
227 views

apache mod_rewrite not working with mod proxy

I have a Rails 2.3.18 application running on http://0.0.0.0:3004/, it is running with Passenger module, and is deploying on Apache server with proxy module using the following configuration: ...
4
votes
1answer
285 views

How do I increase the logging level for Puma?

Currently I am only getting ActiveRecord and view-rendering output in my Rails application log file, since I switched to Puma from WEBrick. I haven't been able to find where I can modify the output ...
0
votes
1answer
1k views

Does Nginx require an index file for the root directory?

I'm developing a Rails application, and I'm now making the production environment default. I created the directive server { listen 127.0.0.1:80; server_name example.com; root ...
2
votes
4answers
2k views

chef-server-webui session not working when access from external IP address

I have installed chef-server on an Ubuntu 12.10 system using the official .deb package for that release. After the installation had finished I run chef-server-ctl test Which reported success, 0 ...
1
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2answers
1k views

Can't run webrick on port 80

I try to figure out how to point a.b.c.d:3000 to my domain name. Here, a.b.c.d is my IP address. As per this post: How to use DNS/Hostnames or Other ways to resolve to a specific IP:Port I get the ...
6
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2answers
327 views

Are there any features in Linux that are essential for hosting Ruby on Rails?

I'm on a project where we're going to be hosting a Ruby on Rails app on a Linux server we own. Are all flavors of Linux equally capable of hosting Rails apps? If not, what features are present in some ...
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1answer
271 views

Phusion Passenger slow rendering JSON response [closed]

I have a Rails 4 application that returns a large amount of data that is rendered as JSON (23K records/2.8MB document). Testing this call on my laptop using the WEBrick server, the request completes ...
0
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1answer
231 views

Adding a transaction ID to ruby-on-rails logs

We have a RoR app (rails version 3.2.15 right now). As it has been getting busier, the log-files it's producing are becoming less and less useful for troubleshooting. When they come in like this, it's ...
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3answers
683 views

How to start Rails from a shell script on Debian?

I don't really have any need to mess with passenger or capistrano at the moment. I simply want to run rails on boot on port 3000. I've attempted to replicate this tutorial for node as much as I could ...
0
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1answer
304 views

Rails application keeps timing out when attempting to connect to Postgresql DB

I'm hosting a postgresql database on a small windows azure Ubuntu 13.04 VM with a default postgresql.conf. I have a Rails application running on a medium windows azure Ubuntu 13.04 VM. When accessing ...
2
votes
1answer
215 views

What happens when Phusion PassengerMaxPoolSize is reached?

The subject of my post pretty much sums up my question: What happens when PassengerMaxPoolSize is reached? For Example: PassengerMaxPoolSize is configured to 40 based off our system specs What ...