This struct will be backed by mmaped and snapshotted data files.
So the data layout must be stable and consistent across the entire cluster!
Goal is to eliminate copies and data reshaping given various code paths that store accounts.
This struct contains what is needed to store accounts to a storage
Meta contains enough context to recover the index from storage itself
This struct will be backed by mmaped and snapshotted data files.
So the data layout must be stable and consistent across the entire cluster!