Re: ZFS pool balance and performance

From: Frank Leonhardt <freebsd-doc_at_fjl.co.uk>
Date: Sun, 24 Aug 2025 19:50:18 UTC 
On 24 August 2025 20:03:30 BST, Chris Ross <cross+freebsd@distal.com> wrote:
>
>
>Yes, I believe the same.  I was just wondering if there was a way to find
>out if perhaps some files had a larger portion of their blocks on one vdev
>or the other.  The AI-summarized google search about that suggests I can
>use zdb -dddd to get data from which I can extract that, but I haven’t
>tried it yet so don’t know if it’s valid.

The problem with "AI" summarised searches is they rely on scraped stuff people  like me guessed at and posted at 3am.

It's like the amplified misinformation on forums, but 100x.

zdb is awesome and can give you amazing insights into what's going on in a zpool. I just wish I understood it.

Regards, Frank