Managing Volume Balancer
Explains the CLI commands that you can use to balance the containers of a volume.
Enabling and Disabling the Volume Balancer
About this task
Procedure
Set the value for the
cldb.volume.balancing.enable
parameter using the config save
command. To:
- Enable volume balancer, run the following command:
maprcli config save -values {cldb.volume.balancing.enable:1}
- Disable volume balancer, run the following command:
maprcli config save -values {cldb.volume.balancing.enable:0}
After enabling the volume balancer feature, you must run the
volume balancecontainers
command to balance the containers associated with a volume.Balancing the Containers of a Volume
Procedure
Run the
maprcli volume balancecontainers
command to balance a volume.
The basic command to balance a volume is:
/opt/mapr/bin/maprcli volume balancecontainers -name <vol_name>
For more information, see volume balancecontainers
.Stopping the Volume Balancer
Procedure
Run the
maprcli volume balancecontainers
command to stop or cancel a balancing activity.
The command to cancel a volume balancer is:
/opt/mapr/bin/maprcli volume balancecontainers -name <vol_name> -cancel true
For more information, see volume balancecontainers
.