Ubuntu initramfs (Was: Re: any reason for CONFIG_FUSE_FS=y)

Dimitri John Ledkov dimitri.ledkov at canonical.com
Tue Aug 9 17:08:29 UTC 2022


On Tue, 9 Aug 2022 at 17:53, Richard Laager <rlaager at wiktel.com> wrote:
> On 8/9/22 11:38, Dimitri John Ledkov wrote:
> > The fast majority of Ubuntu installations boot without initramfs at
> > all.
> What makes you say this? Every Ubuntu system I've ever installed has an
> initrd.img-KERNEL_VERSION in /boot. In this context, I'm talking about
> systems installed using the stock installers (primarily server, but
> desktop was that way last I installed one using the stock installer).

We always generate initrd.img and use it as fallback if/when
initrd-less boot fails. The vast majority of Ubuntu boots are
successful without initrd, for example almost all Ubuntu Public Cloud



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