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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File descriptor limit in nginx/Passenger app

We're running a Rails app in Passenger 4.0.45 and nginx 1.6.0 (installed by Passenger installer) running on Ubuntu 14.04. Under heavy load Passenger restarts all of the application processes. After ...
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2answers
20 views

Auto start Rails project upon boot (ubuntu)

I've been searching on this for 2 days. I tried three ways: 1.Add some file in init.d Ok I have to admit I dun know how to see error log , seems promising but doesn't work 2.Try start thin server ...
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28 views

How To Get My Rails Phusion Apache App To Use The Correct DocumentRoot

enter code hereOk this is obviously a rookie mistake of some description but I have followed this to the letter and cannot get my rails app public directory to be my document root. the tutorial says ...
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20 views

can download zip file from one computer but not another

I've got a rails 4.0.5 app that creates a zip file and then sends it to the user via send_file. Per the api docs, "disposition" is "attachment" by default, the environment is configured to use ...
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18 views

Why postgres 9.3 table keeps losing the primary key and indexes?

In pg 9.3 database, table engine_configs keeps losing primary key (id) and indexes. Here is the table: For the table shown above, we just added the primary key again and it is showing integer in ...
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6 views

Uninitialized constant Grack::Bundle

Trying to setup Gitlab. I've cloned the repository, but upon attempting to start the application server I get this error: uninitialized constant Grack::Bundle The problem appears to be this gem: ...
3
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1answer
39 views

Pre-populate vagrant synced folder contents

I'm currently building an rather complicated server stack (a ruby on rails app) that I want developers to be able to work on without having to install everything themselves. Therefore I use Vagrant to ...
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1answer
56 views

Why is /usr/bin/env permission denied to rails server?

I've just set up rails on an apache server running on Ubuntu, and when I try to go to the root page it gives this error: An error occurred while starting up the preloader. It exited before signalling ...
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0answers
9 views

Javascript not working on phusion passenger apache server

I have this strange behaviour. My server works perfectly fine while i issue thin command to boot the server. thin -p 80 -e production But the click function vanishes when i do the same using apache ...
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0answers
45 views

Nginx to serve files from multiple locations - resources paths optimization

In my rails 4 app, I have assets pipeline to process my custom js/scss. I also use /vendor/assets/javascripts as a place for 3rd party libs - jquery, requirejs... Those, I don't want to process by ...
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2answers
28 views

Skip passenger instance stop on apache2 reload

When apache reloads cofig files all instances of passenger are stopped and must be spawned again, it creates a problem, because spawn of rails application isn't fast process. Is there any workaround ...
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0answers
70 views

Horizontal Versus Verticale Scaling for Large Scale RoR Application (High CPU and Memory Usage)

We are launching a high demand (several hundred simultaneous users) Ruby on Rails application and we are trying to determine the best way to scale. Currently, we have a setup that follows this ...
0
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1answer
51 views

All Passenger processes suddenly hang - backtrace indicates reading POST data?

I've been having problems with my nginx/Passenger server where requests appear to be getting stuck, any subsequent requests don't complete, the queue gets up to its max, and the site starts serving ...
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0answers
35 views

Restart individual rails apps in nginx+unicorn

I have 15-20 independent rails applications on the same ec2 instance. The rails applications are deployed using apache + passenger with Railsbaseuri. RailsBaseURI /games <Directory ...
0
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1answer
33 views

Should Rails apps be run by a system user or a regular user?

In a production environment on Ubuntu (12.04), should a Rails app be run by a system or a regular user? I'm creating a dedicated user to running the a rails app and I'm not sure whether to create a ...
0
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1answer
88 views

Instances slow when connected to AWS load balancer

I have setup 5 t1.micro EC2's behind an AWS load balancer. All the instances slow down once they are connected to the LB. Eight out of 10 requests takes more than 30s even when I do the requests ...
3
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0answers
60 views

Rails 4 Unicorn+Nginx on Ubuntu 13.04 VPS keeps crashing

I bought a years subscription at bluevm.com (found some coupon code, it was only about $15 for a whole year) to launch my first Rails Production server. I'm running Nginx with Unicorn and MySQL on ...
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0answers
51 views

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 ...
0
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1answer
61 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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0answers
255 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
23 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
107 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 ...
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0answers
43 views

Strange behaviour with cron script not running [duplicate]

I recently stumbled upon a strange issue with cron on Ubuntu 13.10. I have a Ruby On Rails rake task (background task) that needs to be run on Cron every 3 minutes. So the script itself works and ...
2
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1answer
104 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
36 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 ...
0
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1answer
48 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
votes
1answer
69 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
59 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 ...
0
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0answers
35 views

Redmine on Apache2 - moving passenger docroot + symlinks

I have to upgrade some production servers to ssl, one of them a Redmine host and i don't have experience with apache+passenger. Searches here and other places did not yet provide an answer for my ...
0
votes
1answer
414 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: ...
0
votes
1answer
68 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 ...
0
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1answer
94 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
54 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 ...
1
vote
1answer
58 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
42 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 ...
1
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0answers
36 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 ...
0
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0answers
131 views

Simple Rails 4 ActionController::Live example not working with Apache + Passenger

I am attempting to get ready to move our environment to Rails 4 and working through all the issues. Regretfully we are currently on Centos 5.5 so there were some hurdles to jump through just to get ...
1
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0answers
84 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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0answers
69 views

Can't connect to Rails app after restarting Thin server

I have a rails app which works fine on localhost and used to work fine on my vps but after restarting the Thin server I got the same message on all browsers that they couldn't connect to the server. ...
0
votes
1answer
89 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 ...
1
vote
0answers
412 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
votes
1answer
76 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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votes
2answers
25 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
votes
1answer
191 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
votes
1answer
241 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 ...
0
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0answers
8 views

Boost up performance of Rails application on Ubuntu [duplicate]

I'm trying to configure my ubuntu server to serve as many as possible concurrent connection. My application is built on RoR and it takes about 30ms to serve a request in average. I also use fushion ...
0
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0answers
42 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: ...
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0answers
99 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
173 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 ...
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0answers
10 views

How to redirect to a Rails app's sub directory when accessed with a certain domain without the subdirectory showing in the url [duplicate]

Not sure if this should be a stackoverflow question but here goes, I want http://bbbb.com to point to http://aaaa.com/foo/bar in my Rails app, My apache setup currently is as follows ...