Use the `arch` cache template key if you rely on cached compiled binary dependencies - CircleCI 2.0 - CircleCI Discuss

In preparation for supporting more architecture types, we’ve introduced a new cache template key {{ arch }}. This is documented here: https://circleci.com/docs/2.0/caching/#using-keys-and-templates This is useful if you rely on cached binary dependencies that you’ve compiled as part of the build process. Such dependencies can have specific optimizations based on the CPU architecture they were comp

[teppeis]

CircleCIはガチャによってCPUが違うからバイナリをキャッシュするときは {{ arch }} をキーに入れろという話

[masutaka26]

CircleCI 2.0 でいろんな arch のコンテナからキャッシュを使いたい場合は {{ arch }} 使うと良いよという話