Does anyone know some good tool for checking HDD failure in Cent OS (Red Hat Systems) without downtime. And tell me how to use it.
closed as off topic by Sven♦, MadHatter, Brent Pabst, MDMarra, mdpc Nov 5 '12 at 17:52
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Smartmontools are good tools for this.
Install it with
You can examine your drive with
More options you can find in man page.