Red Hat ENTERPRISE LINUX 4 System Administration Manual page 345

Examining Log Files
Figure 35.4. Alerts
To add warning words, select Edit => Preferences from the pull-down menu, and click on the
Warnings tab. Click the Add button to add a warning word. To delete a warning word, select the word
from the list, and click Delete.
The warning icon is displayed to the left of the lines that contains any of the warning words.
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