bush

Documentation

Index

• type Bush

Types

type Bush

type Bush struct {
	// VolSetID is the volume set's id this bush belongs to
	VolSetID volumeset.ID

	// Root is the snapshot's ID of the bush's root
	Root snapshot.ID

	// DataSrvID is data server's ID. Blobs of all snapshots belong to the same bush go to the same
	// data server. In another word, bush is the data server allocation unit
	DataSrvID int
}

Bush is an internal object, not exposed to users. A bush has a single root and many branches, all branches are based on that single root. A bush can be the unit of rebalancing, it can also be used as data server placement.