YDB DSTool overview

With the YDB DSTool utility, you can manage your YDB cluster's disk subsystem. To install and configure the utility, follow the instructions.

YDB DSTool includes the following commands:

Command	Description
device list	List storage devices.
pdisk add-by-serial	Add a PDisk to a set by serial number.
pdisk remove-by-serial	Remove a PDisk from the set by serial number.
pdisk set	Set PDisk parameters.
pdisk list	List PDisks.
vdisk evict	Move VDisks to different PDisks.
vdisk remove-donor	Remove a donor VDisk.
vdisk wipe	Wipe VDisks.
vdisk list	List VDisks.
group add	Add storage groups to a pool.
group check	Check storage groups.
group show blob-info	Display blob information.
group show usage-by-tablets	Display information about tablet usage by groups.
group state	Show or change a storage group's state.
group take-snapshot	Take a snapshot of storage group metadata.
group list	List storage groups.
pool list	List pools.
box list	List sets of PDisks.
node list	List nodes.
cluster balance	Move VDisks from overloaded PDisks.
cluster get	Show cluster parameters.
cluster set	Set cluster parameters.
cluster workload run	Run a workload to test the failure model.
cluster list	Display cluster information.