freenas:replace_a_drive
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Table of Contents
FreeNAS - Replace a Drive
The GUI informs that the zpool is degraded.
List the Pools
zpool list
returns:
NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP HEALTH ALTROOT Pool1 43.5T 35.6T 7.94T - - 10% 81% 1.00x ONLINE /mnt freenas-boot 216G 5.08G 211G - - 0% 2% 1.00x ONLINE -
Check the status of the Pool
zpool status Pool1
returns:
pool: Pool1 state: DEGRADED status: One or more devices has experienced an unrecoverable error. An attempt was made to correct the error. Applications are unaffected. action: Determine if the device needs to be replaced, and clear the errors using 'zpool clear' or replace the device with 'zpool replace'. see: http://illumos.org/msg/ZFS-8000-9P config: NAME STATE READ WRITE CKSUM Pool1 ONLINE 0 0 0 raidz1-0 ONLINE 0 0 0 gptid/2d35e96c-b611-11ea-be33-00d861fcb7d8 ONLINE 0 0 0 gptid/2d41dcbd-b611-11ea-be33-00d861fcb7d8 ONLINE 0 0 40 too many errors gptid/2ddb5cb2-b611-11ea-be33-00d861fcb7d8 ONLINE 0 0 0 errors: No known data errors
NOTE: This shows the disks within the Pool.
It also shows that device 2d41dcbd-b611-11ea-be33-00d861fcb7d8 has errors.
Determine the actual disk connected to that device
glabel status | grep 2d41dcbd
returns:
gptid/2d41dcbd-b611-11ea-be33-00d861fcb7d8 N/A ada3p2
NOTE: This shows that the disk is /dev/ada3
Determine the Serial Number of the Disk
sudo camcontrol identify ada3 | grep serial
returns:
serial number ZL21DEPA
freenas/replace_a_drive.1608575719.txt.gz · Last modified: 2020/12/21 18:35 by peter