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show-leaves
A convenience wrapper for running SELECT * FROM INFORMATION_SCHEMA.LEAVES
on the Master Aggregator on this host.
Usage
A convenience wrapper for running `SELECT * FROM INFORMATION_SCHEMA.LEAVES` on the Master Aggregator on this host
Usage:
memsqlctl show-leaves [flags]
Flags:
-h, --help Help for show-leaves
Global Flags:
-c, --config FILE_PATH Path to the memsqctl config file
--default-install-dir DIRECTORY_PATH Path to the default install directory
-j, --json Print output in JSON format
--node-metadata-file FILE_PATH Path to the node metadata file
--parallelism POSITIVE_INTEGER Maximum amount of operations to be run in parallel
--ssl-ca FILE_PATH Path to the CA certificate file in PEM format to authenticate the MemSQL server certificate
--timeout duration Maximum time for operation to complete (e.g., 30s, 10m, 1.5h)
-v, --verbosity count Increase logging verbosity
-y, --yes Enable non-interactive mode and assume the user would like to move forward with the proposed actions by default
Remarks
Returns a list of leaves in the cluster. This command must be run from the same host that the Master Aggregator is on.
This command is interactive unless you use either the --yes
or --json
flags to override interactive behavior.
The memsqlctl show-leaves
command is equivalent to the memsql-admin show-leaves command.
Output
The following is the standard output for the show-leaves
command.
$ sudo memsqlctl show-leaves
+------------+------+--------------------+-----------+-----------+--------+--------------------+------------------------------+
| Host | Port | Availability Group | Pair Host | Pair Port | State | Opened Connections | Average Roundtrip Latency ms |
+------------+------+--------------------+-----------+-----------+--------+--------------------+------------------------------+
| 172.17.0.5 | 3306 | 1 | null | null | online | 2 | 0.453 |
| 172.17.0.6 | 3306 | 1 | null | null | online | 2 | 0.453 |
| 172.17.0.7 | 3306 | 1 | null | null | online | 2 | 0.453 |
+------------+------+--------------------+-----------+-----------+--------+--------------------+------------------------------+