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.
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