Tag Archives: errors

ReadyNAS and SMART Errors

As some of you may be aware, I don’t put a whole lot of stock in the “SMART” feature of hard drives.

Rarely have I had the SMART capabilities of a hard drive actually tell me that the drive was going to fail.

Recently I had an encounter with SMART errors in a totally different way.

Basically, my ReadyNAS NV+ storage server was telling me that “Disk 1” was having problems and might fail soon … but all my tests indicated that the drives were fine.

After a lot of hassle, and going back and forth with Netgear support, I finally figured out the problem.

It started a few weeks ago with an email the ReadyNAS sent

Reallocated sector count has increased in the last day.

Disk  1: Previous count: 671 Current count: 677

Growing SMART errors indicate a disk that may fail soon.  If the
errors continue to increase, you should be prepared to replace the
disk.

The odd thing was, the SMART information on the drives, that was available via the ReadyNAS web interface, did not indicate any of the 4 drives currently installed had any reallocated sectors.

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