CheckSum Errors In One Disk

[Junicavi]

Hi everyone,

I just saw 3 checksum errors in one of the disks of my pool, when I run zpool status -v <poolname> this is the result, so I can’t find the corrupted files

I’m a noob on TrueNas, so any help on this will be greatly appreciated.

[SmallBarky]

You have errors on a single disk in a six wide Raid-Z2 VDEV. Just check on the health of the disk and the cabling.

Drive Troubleshooting Flowchart

Do You Think You Have A Drive Issue? Use the flowcharts here to help you diagnose your problem. You will have a definitive answer much sooner than asking for help and waiting on a reply, followed by asking questions for more data, running tests, etc. Save yourself some time and learn a little bit in the process of using these flowcharts. These are very simple to follow flowcharts to diagnose drive problems/failures. There is a small bit about ZFS problems as many people will say it must be …

You didn’t list your hardware so also check to make sure your disks are CMR.
SMR vs CMR ServeTheHome

WD Red SMR vs CMR Tested Avoid Red SMR

TrueNAS Docs - WD Red SMR Drive Compatibility with ZFS

WD Red SMR Drive Compatibility with ZFS

[Junicavi]

I’ll check on this first, thanks