80 reports that VFS overlay support leads to a poor cache hit. It might be caused by a more advanced vfs overlay structure, not supported (yet) by XCRemoteCache.
This PR:
skips the overlay file if it has an unknown format (we always use best-effort mode)
80 reports that VFS overlay support leads to a poor cache hit. It might be caused by a more advanced vfs overlay structure, not supported (yet) by XCRemoteCache.
This PR: