Enable high availability (HA). This will automatically update the redundancy_level of the Master Aggregator from 1 to 2, and evenly assign leaves to availability groups 1 and 2 by removing and re-adding them.

Run enable-high-availability --precheck-only to verify if high availability can be enabled on the cluster.


sdb-admin enable-high-availability [flags]
For flags that can accept multiple values (indicated by VALUES after the name of the flag),
separate each value with a comma.
-h, --help Help for enable-high-availability
--load-balanced Change the leaf_failover_fanout mode to load_balanced
--precheck-only Check if High Availability can be enabled on the connected cluster
--skip-colocate-check Do not check whether the colocation of a leaf pair is necessary
--skip-disk-check Do not check that each leaf node's host has at least half of its disk space free
Global Flags:
--backup-cache FILE_PATH File path for the backup cache
--cache-file FILE_PATH File path for the Toolbox node cache
-c, --config FILE_PATH File path for the Toolbox configuration
--disable-colors Disable color output in console, which some terminal sessions/environments may have difficulty with
--disable-spinner Disable the progress spinner, which some terminal sessions/environments may have issues with
-j, --json Enable JSON output
--parallelism POSITIVE_INTEGER Maximum number of operations to run in parallel
--runtime-dir DIRECTORY_PATH Where to store Toolbox runtime data
--ssh-control-persist SECONDS Enable SSH ControlPersist and set it to the specified duration in seconds
--ssh-max-sessions POSITIVE_INTEGER Maximum number of SSH sessions to open per host, must be at least 3
--ssh-strict-host-key-checking Enable strict host key checking for SSH connections
--ssh-user-known-hosts-file FILE_PATH Path to the user known_hosts file for SSH connections. If not set, /dev/null will be used
--state-file FILE_PATH Toolbox state file path
-v, --verbosity count Increase logging verbosity: valid values are 1, 2, 3. Usage -v=count or --verbosity=count
-y, --yes Enable non-interactive mode and assume the user would like to move forward with the proposed actions by default


This command is interactive unless you use either --yes or --json flag to override interactive behavior.

Last modified: October 6, 2023

Was this article helpful?