How To Identify Failed Disk Serial Number In FreeNAS

To Identify Failed Disk Serial Number In FreeNAS.

1. Run command: zpool status

# zpool status

Example output:

So we have 2 faulted hard drives

2. Then run: glabel status:

# glabel status

Example output:

This output shows faulted disk numbers – da3p2, da8p2.

Now if you know your hard drive numbers, you can replace disks, or you may need one more step to determine failed disk serial number.

3. To determine serial numbers use smartctl command:

# smartctl -i /dev/da3

Output:

In my case i have bad Hitachi hard drive

Now you can replace disk with serial number YGG9X21A.