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Troubleshooting the Database Server

Usually, the database server runs smoothly, but when something goes wrong or a puzzling error message displays, an array of diagnostic tools is available to help you solve the problem. Technical Support also can assist you in troubleshooting and fixing problems with Dynamic Server.

Table 8 describes the diagnostic tools available for troubleshooting database operations and the database server.

Table 8. Troubleshooting Tasks
If You Want To Manual
Use the onstat -g utilities to diagnose database server problems.

Use the onmode -I option to collect diagnostic information.

Use event alarms to automatically trigger administrative actions.

Find corrective actions to unnumbered error messages.

Collect diagnostic dumps using the DUMP* configuration parameters.

 IBM Informix Administrator's Reference
Use the archecker utility to verify and diagnose problems with backups. Find corrective actions to ON–Bar return codes. IBM Informix Backup and Restore Guide
Find corrective actions to numbered error messages and ON–Bar messages. IBM Informix Error Messages
Fix data replication problems. IBM Informix Dynamic Server Enterprise Replication Guide
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