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| -rw-r--r-- | guides/source/upgrading_ruby_on_rails.md | 12 |
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diff --git a/guides/source/upgrading_ruby_on_rails.md b/guides/source/upgrading_ruby_on_rails.md index 042ff76212..b906077ae1 100644 --- a/guides/source/upgrading_ruby_on_rails.md +++ b/guides/source/upgrading_ruby_on_rails.md @@ -145,6 +145,18 @@ assigning `nil` to a serialized attribute will save it to the database as `NULL` instead of passing the `nil` value through the coder (e.g. `"null"` when using the `JSON` coder). +### Production log level + +In Rails 5, the default log level for the production environment will be changed +to `:debug` (from `:info`). To preserve the current default, add the following +line to your `production.rb`: + +```ruby +# Set to `:info` to match the current default, or set to `:debug` to opt-into +# the future default. +config.log_level = :info +``` + ### `after_bundle` in Rails templates If you have a Rails template that adds all the files in version control, it |