Cluster System Administration

Information about system administration tasks

System Administration Tasks

Information about tasks needed for system administration

Starting and stopping the fenced

This document describes steps to start and restart the fenced in a open-sharedroot enviroment

Rolling Open-Sharedroot Upgrade nach Hagmann

Howto do a live upgrade on a Open-Sharedroot Cluster

Ports being in use by the Red Hat Cluster software

This page describes which ports are in use by the Red Hat Cluster Software and how iptables should be configured to allow communication.

Integration into RedHat Network

This document describes the possibilities of adding a diskless sharedroot cluster into the RedHat Network.

Adding a virtual machine to rgmanger to be used with migration

This page describes the in RHEL5 U1 newly introduced concept of specifying virtual machines for the rgmanager when the clusvcadm command is used with the new -M switch.

Example configurations

Here you'll find example configurations

Kernel Dump configuration

This page describes the configuration for open sharedroot clusters with kernel dump functionality enabled. Howto configure it.

Virtualisation

Processes and configurations concerning servervirtualisation in the open-sharedroot cluster can be found here.

Configuring failover domains with the redhat cluster manager

This page describes the steps to configure failover domains with the redhat cluster manager

Networking

General and special networking tasks with OSR Clusters

Final Preparations after Cluster Setup

This documentation lists final preparations that should be done after initial cluster setup.

[Red Hat] Usage of Clustermanagmenttools system-config-cluster and luci

Is it possible to use the Red Hat Clustermanagmenttools system-config-cluster and luci with Open Sharedroot Clusters.

Rebuild of initrd needed after changes to multipath configuration

After any changes to the multipath configuration of a cluster node, a new initrd must be created.