How to change the install default directory /var to other directory?

[piffy]

It might be easier and more of a standard approach to move your uploads and backups only to free up space. If you are using DigitalOcean:

Move Uploads and Backups to DigitalOcean Block Storage

So you want to move all uploads and backups to DigitalOcean Block Storage? Before you do this, though, you might instead consider Configure an S3 compatible object storage provider for uploads. It is no more complicated to set up and provides some other advantages. Setup a Discourse instance on DigitalOcean Setup a Discourse instance on DigitalOcean using our official guide. Add a Volume to your droplet Add a block storage volume to your droplet. Note down the name of the volume. In my case…