Articles

Optimizing for server load

The science and art of optimizing server load

Beginner

How to connect to your database servers

There are two options when connecting to your database

Beginner

Local cached copy error

Manually clearing your cache-copy

Beginner

Cloud 66 WebSocket support

Implement WebSocket on your server

Advanced

Nginx redirects

Use Cloud 66 CustomConfig to redirect your visitors

Intermediate

Memcached

Improve application performance with Memcached

Intermediate

Errors when installing gem libv8

Installing the libv8 gem with a specific version can sometimes cause a little pain.

Beginner

Installing SMTP on your server

Follow these instructions to install SMTP on your server

Intermediate

SSL certificate issues

Troubleshooting SSL certificate issues

Intermediate

Asset Pipeline errors

How you can troubleshoot asset pipeline issues

Beginner

Replacing SQLite with MySQL or PostgreSQL

SQLite is not suitable for production environments

Beginner

Errors during deployment around database dumping

Unable to perform database dump - errors can occur during deployment if your database is on a standalone or external server AND your db schema is sql based (structure.sql) due to db dump tools missing on the webserver

Beginner

Seeding your database

Seed your database with your data during deployment

Beginner

DigitalOcean server creation errors

Errors can occur during server creation under DigitalOcean. This page details the possible errors and suggested resolutions.

Intermediate

Errors due to different group configs in database.yml

Errors can occur if your specified adapter is different between your "development" and "test" groups

Beginner

Running rake tasks

Run rake tasks automatically or manually on your stack

Beginner

Setting Up SSH Keys

SSH keys handle the complete authentication process and do not require you to enter a password to connect to your server

Intermediate

Zero-downtime deployments

Achieving zero-downtime deployments

Intermediate

Multi-region stacks

Stacks with servers in different regions

Advanced

How to deal with a failover group

Migrating your stacks is easy with Cloud 66

Advanced

Strong SSL Security on nginx

How to set up strong SSL security on the nginx webserver

Advanced

Choosing your server size

Choosing your server size

Beginner

Troubleshooting issues connecting to your server

How to address issues connecting to your server

Beginner

Troubleshooting disk space issues

How to identify and address disk space issues

Beginner

Docker container troubleshooting

How to troubleshoot Docker container issues

Beginner

Issues replicating data between two versions of PostgreSQL

Upgrading PSQL version with replication may cause issues

Advanced

Passenger 5 upgrade troubleshooting

Troubleshooting your upgrade to Passenger 5

Beginner

Setting up custom LiveLog files

Specify additional LiveLog files

Beginner

How to migrate your stack

Using failover to migrate your stack

Beginner

Configuring Multi Certificate for HAProxy

Terminate multi SSL certificates on your HAProxy

Advanced