Tuesday, September 17, 2024

Re: softdep as well as noatime on each partition?

Thanks for your reply Peter :) (Gonna go reading the man pages :D )

R.


--
Ronny Machado C.
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On Tue, Sep 17, 2024 at 03:40:18PM +0200, Peter N. M. Hansteen wrote:
> On Tue, Sep 17, 2024 at 10:19:26AM -0300, Ronny Machado wrote:
> >
> > I've seen that kind of statement on any laptop install tutorial...but I
> > wonder (No benchmark done in any case). Is it really necesary on nvme
> > disks? One of my laptops has an nvme and it seems faster than others I
> > have with SSD...until I put softdep and noatime on fstab and
> > remount, again, this is a "perception" thing, no benchmark to back it up...
> > Could anyone advice on that issue? Are softdep and noatime necessary?
>
> On a modern laptop with resonable specs I would be surprised you would
> be able to tell the difference with or without noatime.
>
> For softdep, man mount has this to say:
>
> softdep Mount an FFS file system using soft dependencies.
> This option is only supported for compatibility and
> has no effect on OpenBSD.
>
> so that would be definitely skippable. I forget just when it was
> made into a no-op on OpenBSD, but I think it's been like that for
> at least a couple of releases.
>
> Other followups from people with slightly less rapid-refresh memory
> than myself may even provide the exact commit.
>
> - Peter
>
> --
> Peter N. M. Hansteen, member of the first RFC 1149 implementation team
> https://bsdly.blogspot.com/ https://www.bsdly.net/ https://www.nuug.no/
> "Remember to set the evil bit on all malicious network traffic"
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>

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