When do i need to restart rails

Answered By: jayesh. Answered By: Jessica Grayson. Answered By: Beauty. Symfony2 stop Composer installing parameters. What's a good regex to include accented characters in a simple way? In production it is also configured by default to preload the classes, so it will load all the classes before even starting the server. Non-ruby files, like assets and views are all read by Rails at the time of request, so you can always change them without restarting Rails.

But it is still loading at the time of request, it's just that the file in question is a compiled bundle inside the public directory.

If you change your version of ruby, change your Gemfile or change something from internal classes of Rails, you will need to restart it, otherwise it should be ok.

But if unexpected problems arise, restart the server is the first thing you should try. Also, on a side-note, you will only see the changes just refreshing the page if config. Side note: the jquery-rails gem makes adding jquery to a project easy. Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. When do I need to restart server in Rails?

Ask Question. Asked 8 years, 3 months ago. Active 2 days ago. Viewed 18k times. Improve this question. For instance, in general it is more important to update your servers that are exposed to the outside world i. If the restart has not taken place for a long time then eventually it will be promoted and appear in your Application Overview too.

However, the urgency is very much application dependant. In order to minimise down-time, you can restart one server at a time assuming you have a load balancer in place.

Selecting an out-of-hours time is recommended to minimise disruption. You can also use the maintenance page to temporarily notify your users that you are performing maintenance. There is an even shorter way. But luckily you do not have to type the command over and over. If you are using the Bash shell, then you can use Ctrl-R to lookup a command in your history.

In an empty Bash shell prompt, press Ctrl-R to activate the history lookup mechanism:. If you type anything in this prompt, Bash will perform a substring search in its history and show you the first result.

For example, type restart-app and you should see this:. If this file exists, Passenger will restart your application after every request. This way you do not have to invoke the restart command often. Congratulations, you have almost reached the conclusion of this basics tutorial.

Next, we will teach you how to get help in case you need it.