RSINFOMINDS: 14 Jan 2014

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RSInfoMinds, a web based IT Training and Consultancy firm. It is established with high dreams in training people in IT Infrastructure Field. We provide Online and Class Room training in various fields of IT Infrastructure Management.

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We are specialized in the below courses:

Redhat Linux Admin Redhat Linux Cluster

Redhat Virutualization IBM AIX Admin

IBM AIX Virtualization IBM AIX Cluster

HP Unix Admin HP Unix Cluster

HP Unix Virtualization Shell Scripting

Veritas Volume Manager Veritas Cluster

Oracle Core DBA VMWare

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We also conduct Workshops on the latest technology and the real time faculties sharing their work experiences to make you the best.

Tuesday 14 January 2014

Failover A Service Group In RHEL

I am going to show how to do a failover of ServiceGroup in RHEL6 Cluster

[root@node1 /]# clustat
Cluster Status for mycluster @ Mon Jan 13 21:33:34 2014
Member Status: Quorate

Member Name ID Status
------ ---- ---- ------
node1 1 Online, Local, rgmanager
node2 2 Online, rgmanager

Service Name Owner (Last) State
------- ---- ----- ------ -----
service:Oracle_SG node1 started
[root@node1 /]#

The Oracle_SG is running on node1

I am going to run on node2.

[root@node1 /]# clusvcadm -r service:Oracle_SG -m node2
Trying to relocate service:Oracle_SG to node2...Success
service:Oracle_SG is now running on node2
[root@node1 /]#

[root@node1 /]# clustat
Cluster Status for mycluster @ Mon Jan 13 21:37:14 2014
Member Status: Quorate

Member Name ID Status
------ ---- ---- ------
node1 1 Online, Local, rgmanager
node2 2 Online, rgmanager

Service Name Owner (Last) State
------- ---- ----- ------ -----
service:Oracle_SG node2 started
[root@node1 /]#