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2. Management Web Console

2. Management Web Console

2017/11/08

Web Console Description

Web Console Main Screen

MCCS Management  Web Console looks as below.

[Figure] Main explorer of MCCS Management Web Console

 

  1. Menu

    Main menu of MCCS. 

     

  2. Toolbar

    Toolbar shows more-frequent functions of MCCS.
    When using the toolbar, icon color will be colored when it is enabled depending on state of the group, resource type ,and resource in group management and node management. Invalid items are shown in gray.


    [Figure] Tool bar

     

  3. Management Tree

    Resource group tree view and node tree view. 

     

  4. Detail View

    This is the status and attribute information for an object selected in the management tree.
    For more details, refer to "4. Node" , "5. Resource Group", and "7. Resource".

     

  5. Log Console

    Below is the explanation of the buttons of the toolbar on the log web console.

 

Objects

Types of objects

It represents a type of objects managed by MCCS.

Icon

Object Type

Description

Cluster

It shows cluster object.

Node

It shows node object.

Group

It shows group object.

Network Interface Card

It shows network interface card object.

IP address

It shows IP address object.

Process

It shows process object.

Application

It shows application object.

Shared Disk

It shows shared disk object.

Mirror Disk

It shows mirror disk object.

Window Service

It shows window service object.

NETBIOS

It shows NETBIOS service object.

SCSILOCK

It shows SCSILOCK(SCSI3-PR) service object.

Shared disk DR

It shows a mirror set from a shared disk of a cluster to an off-site DR node.

Mirror disk DR

It shows a mirror set from a mirror disk of a cluster to an off-site DR node.

VxVM disk group

It shows a disk group component for Veritas Windows Volume Manager.

Oracle database

It shows Oracle database object.

 

Object State

It represents an icon displayed when an MCCS component is in a certain condition - offline, online.

 

Object State

Description

Icon

Node

EXITED

MCCS service is terminated but the system is operating.

BUILD

MCCS service is starting. It is not yet to run an agent for each resource by receiving data from the other node.

RUNNING

The system and the MCCS service are operating properly.

FAULTED

All the heart-beat networks are cut off.

Group

 

 

 

 

Online

All the resources in the group are online, so the configuration element icon is displayed in color.

Offline/ Disabled

All resources in group are offline or disabled, so the configuration element icon is displayed in black and white.

Partial Online

/ GoingOnline /

GoingOffline

 

  1. Only some resources are online

  2. After the start command is run, all the resources are not yet to be online

  3. After the termination command is run, all the resources are not yet to be offline

In these cases, the icon in color is overlapped with a yellow check mark

.

Fault

If one or more resources are switched to offline even if you did not run the termination command, it is regarded as trouble and a red check mark

will be also displayed.

Lock

A group is locked. There are two types of lock - temporary lock and normal lock.

Temporary lock: When the both servers terminate the MCCS service, the locking status will be released.
Lock: Even if the MCCS service is terminated, the locking status will remain the same.

(For more details, refer to "5.1 Group Control".)

: Temporary lock
 : Lock

 

ResourceType

Online

All resources of the resource type are online, so the configuration element icon is displayed in color. 

Offline/ Disabled

All resources of the resource type are offline or disabled, so the configuration element icon is displayed in black and white.

Partial Online

If only some of the resources are online, the icon in color is overlapped with a yellow check mark

.

Fault

If one or more given type of resources are switched to offline even if you did not run the termination command, it is regarded as trouble and a red check mark

 will be also displayed.

 

Resource 

 

  

 

 

Online

When all the resources in the group are online, the configuration element icon is displayed in color.

Offline

/ Disabled

When all the resources in the group are offline or disabled, the configuration element icon is displayed in black and white.

GoingOnline

After the online command is run, it is not yet to be online.
Each resource icon is overlapped with.

GoingOffline

After the offline command is run, it is not yet to be offline.
Each resource icon is overlapped with.

Fault

If it is switched to offline even if you did not run the termination command on the online resource, it is regarded as trouble and a red check mark

will be also displayed.

  


SPLIT-BRAIN

It is only applicable to a mirror disk resource.
Mirror disk at the both nodes are detected as a source node, the disk icons will be displayed with

on them.
(For more details, refer to "Appendix A. Troubleshooting Each Type of Trouble: Split Brain of Mirror Disk Resource".)


Pause State

It is only applicable to a mirror disk resource.When a mirror disk cannot copy data, the disk icon is overlapped with

.

Off-site DR node role NONE

The status is only applicable for a shared disk DR.
When the role of mirror disk of the off-site DR node is NONE, you will see many

 overlapping one another.

Shared disk DR replication pending

The status is only applicable to a shared disk DR.
When data replication is pending from shared disk from a cluster to a an off-site DR node, you will see many

 overlapping one another.

Not response

It means that the Oracle database is running, but the instance status is not 'OPEN' or you cannot inquire about its status.