<h2>[CMDB] Significance of having "cluster_type" field on "cmdb_ci_cluster" table as "Read only"</h2><br/><div style="overflow-x:auto"><article><div ><h3 >Summary</h3><section><ul style="list-style-position: inside;"><li>We have a field with a label as "Cluster Type" which is set as "Read Only" on table "cmdb_ci_cluster".</li></ul> <p style="padding-left: 80px;">a. The reason being this field is set as "Read only" attribute since it is not something that should be modified after the discovery.</p> <p style="padding-left: 80px;">b. This attribute can be for Linux cluster "Linux Red Hat Cluster", for ORACLE cluster "Oracle Clusterware" and for VERITAS cluster "VERITAS Cluster".</p> <ul style="list-style-position: inside;"><li>Below are the steps on how to set the "cluster_type" attribute as writable for UNIX Cluster.</li></ul> <ol><li style="list-style-type: none;"> <ol style="list-style-position: inside;"><li>Login to the instance</li><li>Navigate >> Configuration by Category >> UNIX Cluster and click New</li><li>Input any name in the "Name" and Save the record</li><li>Right click on "Cluster Type" and choose "Configure Dictionary"</li><li>Further to edit the dictionary value click "Click here" hyper link to edit on the primary table "Cluster" (cmdb_ci_cluster)</li><li>Uncheck the "Read only" check box and save the record. </li></ol> </li></ol> <p style="padding-left: 80px;"><img style="align: baseline;" src="sys_attachment.do?sys_id=387bd805db4838d0fec4fb243996197f" width="950" height="250" align="baseline" /></p> <p style="padding-left: 40px;">NOTE: In general it is not advised to modify or make the field "cluster_type" attribute as not Read only.</p></section></div><div ><h3 >Related Links</h3><section><ul style="list-style-position: inside;"><li>Refer documentation of the <a title="Linux cluster" href="https://docs.servicenow.com/csh?topicname=red-hat-cluster-discovery.html&version=latest" target="_blank" rel="noopener noreferrer nofollow">Linux cluster</a> for example.</li></ul></section></div></article></div>