IBM Tivoli Storage Manager for UNIX and Linux Backup-Archive ...

Related concepts“Cluster environment configuration and use” on page 68The term cluster has different meanings in different environments. It can meanhighly available, high performance, load balancing, grid computing, or somecombination of all of these terms. There are currently several clustering productsavailable for UNIX and Linux, and this section defines those aspects of a clusteringenvironment that need to exist in order for this backup methodology to workcorrectly. A basic understanding of how your cluster software functions is needed.Cluster software related activities such as the development of application start andstop scripts are not described in this section.Related tasks“Changing your password” on page 99Your Tivoli Storage Manager administrator can require you to use a password toconnect to the server. Tivoli Storage Manager prompts you for the password if oneis required. Contact your Tivoli Storage Manager administrator if you do not knowyour password.Troubleshooting the Tivoli Storage Manager schedulerThe Tivoli Storage Manager server maintains records of scheduled events whichcan be helpful when managing Tivoli Storage Manager schedules on several clientsystems. The Tivoli Storage Manager server query event command allows anadministrator to view event records on the Tivoli Storage Manager server.The following is a useful query which shows all of the event results for theprevious day:query event * * begind=today-1 begint=00:00:00 endd=today-1 endt=23:59:59You can limit query results to exception cases with the following query:query event * * begind=today-1 begint=00:00:00 endd=today-1 endt=23:59:59exceptionsonly=yesQuery results include a status field which gives a summary of the result for aspecific event. By using the format=detailed option on the query event command,complete information for events displays, including the return code passed back bythe Tivoli Storage Manager client. Table 45 summarizes the meaning of the eventstatus codes which are likely to exist for a scheduled event that has already takenplace:Table 45. Scheduled client event status codesStatusCompletedMissedMeaningThe scheduled client event ran to completionwithout a critical failure. There is apossibility that the event completed withsome errors or warnings. Query the eventwith detailed format to inspect the eventresult for more information. The result caneither be 0, 4, or 8.The schedule start window elapsed withoutaction from the Tivoli Storage Managerclient. Common explanations are that theschedule service is not running on the clientor a previous scheduled event is notcomplete for the same or a differentschedule.Chapter 7. Using the Tivoli Storage Manager central scheduler 223