C.4 Things to Note When Using Event Handlers
If you restart a service that is already in a soft error state as described here, the administrator will not receive any notification as long as the action was successful. Although the log file records the restart, it will scarcely be noticed unless you search the log file explicitly for such events. This means that the administrator will seldom investigate the cause of the service failure.
You should therefore bear in mind that eliminating the problem is the best solution, and that a restart is only second best. Like air bags in automobiles, the event handler should just be regarded as an additional security measure, and should certainly not represent the primary method of handling errors. If you carry ...
Get Nagios, 2nd Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
