Re: Sudden zpool checksums errors

From: Dave Cottlehuber <dch_at_skunkwerks.at>
Date: Sat, 05 Apr 2025 09:27:21 UTC 
On Sat, 5 Apr 2025, at 11:01, Andrea Venturoli wrote:
> Either the MB does not support it (is it possible? likely?) or it's not RAM.

 consumer grade hardware might not have the necessary firmware to inform FreeBSD about ECC corrections even if the ram supports it; I’m not very confident on this info though.

>> - actually really bad ECC memory
> Any way to test?


https://memtest.org/ or https://www.memtest86.com/download.htm I forget but I think I used the latter free version and booted via uefi. It can take a few days on larger systems to check memory.

Dave