Increase MySQL max_connections
ilvalerione
PROOP

4 months ago

I need to increase the number of connections my mysql instance can accept, but I'm not sure how to provide this configuration in a way that is resilient after Railway deployments, or service restarts.

Following the MySQL documentation I could create the file below:

/etc/mysql/conf.d/max_connections.cnf

With this content:

[mysqld]

max_connections = 200

Restart the mysql service to make it effective.

Does this approch persist if a new deploy is triggered for the service?

Solved$10 Bounty

Pinned Solution

4 months ago

Hi @ilvalerione you'll want to add a --max_connections=200 flag to the Custom Start command for your MySQL service, like this:

That should work, unless Railway has some undocumented limitations around connection counts with their SQL services. It will be persisted across deploys. Good luck!

Attachments

1 Replies

4 months ago

Hi @ilvalerione you'll want to add a --max_connections=200 flag to the Custom Start command for your MySQL service, like this:

That should work, unless Railway has some undocumented limitations around connection counts with their SQL services. It will be persisted across deploys. Good luck!

Attachments


Status changed to Solved noahd 4 months ago


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