How to change location of images from buildah bud from /var/tmp?

[philipwilk]

Exactly as the title says. I have a small root disk, and then a large secondary disk, meaning that buildah does not have enough space to put the container into tmp, so I'd like to change where it does this.
error copying layers and metadata for container "5a533d94e23eb5a3d1996812c6e84adcc33a7dcd367923b3b843b6553b65ac66": initializing source containers-storage:09a503effcb4bc2ca0c269e7ecd82261cb5781f440fdcc95bfabe0b851052444-working-container: error storing layer "b682a3bb4bcf788eca56701f7c83debf63cc93a0ef60de27876a1a9f6f7c853e" to file: write /var/tmp/buildah744289050/layer: no space left on device
I'm thinking of something similar to how with docker, where I put an option like this in the daemon.json config to change where buildkit stores its stuff.
"data-root": "/data/docker/"

[flouthoc]

Hi @wiryfuture You need to set image_copy_tmp_dir as specified here https://github.com/containers/common/blob/main/docs/containers.conf.5.md

[philipwilk]

Where did I make a mistake?

[rhatdan]

Most likely not supported in the version of the engine you are using.

[rhatdan]

You can change storage.conf to place the storage in a different location. Similarly you can specify TMPDIR and buildah will store large temporary files there.