cluster ring show

Display cluster node member's replication rings

Availability: This command is available to cluster administrators at the advanced privilege level.

Description

The cluster ring show command displays a cluster's ring-replication status. Support personnel might ask you to run this command to assist with troubleshooting.

Parameters

{ [-fields <fieldname>, ...]
If you specify the -fields <fieldname>, ... parameter, the command output also includes the specified field or fields. You can use '-fields ?' to display the fields to specify.
| [-instance ]}
If you specify the -instance parameter, the command displays detailed information about all fields.
[-node {<nodename>|local}] - Node
Selects the rings that match this parameter value.
[-unitname {mgmt|vldb|vifmgr|bcomd|crs|availd}] - Unit Name
Selects the rings that match this parameter value. Possible values are:
  • mgmt - The management application
  • vldb - The volume location database
  • vifmgr - The virtual-interface manager
  • bcomd - The SAN management daemon
  • crs - The configuration replication service
[-online {master|secondary|offline}] - Status
Selects the rings that match this parameter value.
[-epoch <integer>] - Epoch
Selects the rings that match this parameter value.
[-master <nodename>] - Master Node
Selects the rings that match this parameter value.
[-local <nodename>] - Local Node
Selects the rings that match this parameter value.
[-db-epoch <integer>] - DB Epoch
Selects the rings that match this parameter value.
[-db-trnxs <integer>] - DB Transaction
Selects the rings that match this parameter value.
[-num-online <integer>] - Number Online
Selects the rings that match this parameter value.
[-rdb-uuid <UUID>] - RDB UUID
Selects the rings that match this parameter value.

Examples

The following example displays information about all replication rings in a two-node cluster:
cluster1::*> cluster ring show
Node      UnitName Epoch    DB Epoch DB Trnxs Master    Online
--------- -------- -------- -------- -------- --------- ---------
node0     mgmt     1        1        1068     node0     master
node0     vldb     1        1        98       node0     master
node0     vifmgr   1        1        350      node0     master
node0     bcomd    1        1        56       node0     master
node0     crs      1        1        88       node0     master
node1     mgmt     1        1        1068     node0     secondary
node1     vldb     1        1        98       node0     secondary
node1     vifmgr   1        1        350      node0     secondary
node1     bcomd    1        1        56       node0     secondary
node1     crs      1        1        88       node0     secondary
10 entries were displayed.