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Tech Tip: How does the Data Repository rotate logs?

The Vertica database on the Data Repository uses the linux logrotate command to rotate logs such as the vertica.log For example when configuring log rotation for the Data Repository after installation we provide the following example command: /opt/vertica/bin/admintools -t logrotate -d...

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Tech Tip: ActiveMQ not starting after successful Data Aggregator installation

This scenario happens if the Data Aggregator is not able to resolve it's own name.   Data Aggregator installation log shows no errors at all   A manual attempt to start activeMQ, appears to start a pid, but then when checked, the process is found not to be running   Check...

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TECH TIP: DbMigrate threw an exception on upgrading from PRE 2.3.3 version of Infrastructure Management

On a pre-2.3.3 Performance Center installation where Anomaly Detector data source was added, upgrading to 2.3.3 could result in a MigrateDb error during upgrade, like the following   Status: FATAL ERROR Additional Notes: FATAL ERROR - class