Diagrams from Merkle trees article
Merkle tree for OSTree
![[Merkle tree for OSTree]](https://static.lwn.net/images/2020/ninja-ost-ostree-objects.png "A Merkle tree, as implemented by OSTree (some details omitted)")
Some details omitted.
Serial vs. parallel builds
![[Serial vs. parallel builds]](https://static.lwn.net/images/2020/ninja-ost-ldconfig-and-mandb.png "Traditional serial build (left); parallel cacheable operations (right).")
Traditional serial build (left); parallel cacheable operations (right). Red arrows operate on data; green arrows operate on metadata.
apt2ostree
![[apt2ostree stages]](https://static.lwn.net/images/2020/ninja-ost-apt2ostree.png "apt2ostree stages 1 & 2")
apt2ostree stages 1 & 2. Red arrows operate on data; green arrows operate on
OSTree metadata.