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Red Hat Enterprise Linux 9 Essentials Book now available.

Purchase a copy of Red Hat Enterprise Linux 9 (RHEL 9) Essentials

Red Hat Enterprise Linux 9 Essentials Print and eBook (PDF) editions contain 34 chapters and 298 pages

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Command Line Tools Summary

Table D.1, “Command Line Tool Summary” summarizes preferred command-line tools for configuring and managing the High Availability Add-On. For more information about commands and variables, refer to the man page for each command-line tool.
Table D.1. Command Line Tool Summary
Command Line Tool Used With Purpose
ccs_config_dump — Cluster Configuration Dump Tool Cluster Infrastructure ccs_config_dump generates XML output of running configuration. The running configuration is, sometimes, different from the stored configuration on file because some subsystems store or set some default information into the configuration. Those values are generally not present on the on-disk version of the configuration but are required at runtime for the cluster to work properly. For more information about this tool, refer to the ccs_config_dump(8) man page.
ccs_config_validate — Cluster Configuration Validation Tool Cluster Infrastructure ccs_config_validate validates cluster.conf against the schema, cluster.rng (located in /usr/share/cluster/cluster.rng on each node. For more information about this tool, refer to the ccs_config_validate(8) man page.
clustat — Cluster Status Utility High-availability Service Management Components The clustat command displays the status of the cluster. It shows membership information, quorum view, and the state of all configured user services. For more information about this tool, refer to the clustat(8) man page.
clusvcadm — Cluster User Service Administration Utility High-availability Service Management Components The clusvcadm command allows you to enable, disable, relocate, and restart high-availability services in a cluster. For more information about this tool, refer to the clusvcadm(8) man page.
cman_tool — Cluster Management Tool Cluster Infrastructure cman_tool is a program that manages the CMAN cluster manager. It provides the capability to join a cluster, leave a cluster, kill a node, or change the expected quorum votes of a node in a cluster. For more information about this tool, refer to the cman_tool(8) man page.
fence_tool — Fence Tool Cluster Infrastructure fence_tool is a program used to join and leave the fence domain. For more information about this tool, refer to the fence_tool(8) man page.


 
 
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