Hi Hanson, I am booting in UEFI mode.
Best, Holger ________________________________________ Von: Hanson Char <[email protected]> Gesendet: Freitag, 5. März 2021 04:00:04 An: Sebert, Holger.ext Cc: [email protected] Betreff: [Ext] Re: Booting a kernel inside a large file, out of memory? Are you booting in UEFI mode or Legacy CSM mode? Regards, Hanson > On Mar 4, 2021, at 6:51 AM, Sebert, Holger.ext > <[email protected]> wrote: > > Hi! > > When booting a bzImage which is contained in a bigger file, does Grub > load the whole file into memory or does it only load the bzImage from > the file containing it? > > Here is some background: > > I have a file, say "myimage", which contains both a kernel (bzImage) > and a root filesystem (squashfs). The kernel is configured in a way to > automatically boot into that filesystem. > > I am booting the kernel inside "myimage" successfully using the > following command: > > linux ($root)/myimage > boot > > The root filesystem being contained in "myimage" is currently not huge, > so it should fit into memory, but I am worried that this might change > in the future and I can get an out-of-memory-condition. Therefore my > question at the beginning of this mail. > > Thanks! > > Best, > Holger >
