Re: improving nfs client & server performance
- Reply: Alan Somers : "Re: improving nfs client & server performance"
- In reply to: J David : "Re: improving nfs client & server performance"
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Date: Fri, 15 Nov 2024 16:34:29 UTC
From my personal experience, regarding the usage with ZFS: * SMR disks are are absolutely to avoid, their performance is horrible. * QLC SSD disks are also horrible in performance - after a short burst of performance they go back to spindling rust disks performance On 15.11.24 17:30, J David wrote: > On Mon, Oct 28, 2024 at 7:41 PM void <void@f-m.fm> wrote: >> [1] context is root creating a tar on a nfs mount. The tar is huge, >> over a Tb, > [...] >> [2] The SMR hd > > FWIW, writing extremely large files is pretty much the worst-case > scenario for SMR drives. > >> it just gets *very* *slow*. > > That's what SMR does. > >> It's zfs, but single disk, 8Tb. > > Perhaps I'm overstating the case, but I believe that using ZFS on SMR > disks is strongly discouraged. I haven't tried myself, mainly due to > the horror stories I've read. Stories that sound a lot like yours. >