The status Late upload indicates that the Agent has not uploaded data to the platform for over 2 hours.

Here are some reasons why the this status appears:

• The Agent was stopped.
• The Agent was uninstalled.
• The Agent crashed (low-likelihood scenario).
• There was a period of network disconnection.

To diagnose the situation, check the log file at /opt/cht_perfmon/cht_perfmon_collector.output.

In addition, check the output of this command:

ls -l /var/lib/chtcollectd/*