Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Alessandro Baggi
Il 08/04/20 13:40, Jonathan Billings ha scritto: On Apr 8, 2020, at 04:01, Alessandro Baggi wrote: Il 08/04/20 01:46, Jonathan Billings ha scritto: grubby only alters the existing configuration. It never regenerates the grub.cfg in EFI. You can’t use “grub2-mkconfig” to create individual

Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Jonathan Billings
On Wed, Apr 08, 2020 at 07:40:24AM -0400, Jonathan Billings wrote: > If you need to update kernel parameters, use grubby. That’s what is > run in the kernel package install scripts (via > new-kernel-package). That’s what is run in packages like the nvidia > 3rd party packages. Sorry, it's

Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Jonathan Billings
On Apr 8, 2020, at 04:01, Alessandro Baggi wrote: > > Il 08/04/20 01:46, Jonathan Billings ha scritto: >> >> grubby only alters the existing configuration. It never regenerates the >> grub.cfg in EFI. >> >> You can’t use “grub2-mkconfig” to create individual boot spec entries. >> >> -- >>

Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Leon Fauster via CentOS
Am 08.04.20 um 10:01 schrieb Alessandro Baggi: Il 08/04/20 01:46, Jonathan Billings ha scritto: On Apr 7, 2020, at 04:14, Alessandro Baggi wrote: thank you for your explanation. So in el8 grubby should be used to update kernel opts and grub2-mkconfig is used to generate an initial config.

Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Thomas Stephen Lee
On Wed, Apr 8, 2020 at 1:31 PM Alessandro Baggi wrote: > Il 08/04/20 01:46, Jonathan Billings ha scritto: > > On Apr 7, 2020, at 04:14, Alessandro Baggi > wrote: > >> thank you for your explanation. So in el8 grubby should be used to > update kernel opts and grub2-mkconfig is used to generate

Re: [CentOS] C8.1 Grub problem

2020-04-08 Thread Alessandro Baggi
Il 08/04/20 01:46, Jonathan Billings ha scritto: On Apr 7, 2020, at 04:14, Alessandro Baggi wrote: thank you for your explanation. So in el8 grubby should be used to update kernel opts and grub2-mkconfig is used to generate an initial config. If I'm not wrong, grubby updates every single

Re: [CentOS] C8.1 Grub problem

2020-04-07 Thread Jonathan Billings
On Apr 7, 2020, at 04:14, Alessandro Baggi wrote: > thank you for your explanation. So in el8 grubby should be used to update > kernel opts and grub2-mkconfig is used to generate an initial config. > > If I'm not wrong, grubby updates every single (sperated) entries on > /boot/loader/entries

Re: [CentOS] C8.1 Grub problem

2020-04-07 Thread Alessandro Baggi
Il 06/04/20 20:51, Jonathan Billings ha scritto: On Mon, Apr 06, 2020 at 04:03:53PM +0200, Alessandro Baggi wrote: I'm on 8.1. I'm searching help to see if this is a bug or error by me but can't find nothing. Currently I used grubby but it does not write any file that I know like

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Jonathan Billings
On Mon, Apr 06, 2020 at 04:03:53PM +0200, Alessandro Baggi wrote: > I'm on 8.1. I'm searching help to see if this is a bug or error by me but > can't find nothing. > Currently I used grubby but it does not write any file that I know like > /boot/efi/EFI/centos/grub.cfg (I tried to remove and add

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Alessandro Baggi
Il 06/04/20 15:21, Simon Matter via CentOS ha scritto: Il 06/04/20 11:54, Georgios ha scritto: Hi there! I had a similar problem recently with grub. No idea why it doesnt work. Try using grubby instead of grub2-mkconfig if you want the system to keep your kernel parameters between boots.

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Simon Matter via CentOS
> Il 06/04/20 11:54, Georgios ha scritto: >> Hi there! >> I had a similar problem recently with grub. No idea why it doesnt work. >> Try using grubby instead of grub2-mkconfig if you want the system to >> keep your kernel parameters between boots. >> >> Something like: >> >> sudo grubby

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Alessandro Baggi
Il 06/04/20 14:42, Georgios ha scritto: Hi, I tried as suggested, parameters will be updated but I get already crash. So I tried to remove also rhgb and quiet and works well. Would be good to know what is wrong with grub2-mkconfig. Where start to investigate? No idea. I stop looking

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Georgios
> > Hi, > > I tried as suggested, parameters will be updated but I get already > crash. So I tried to remove also rhgb and quiet and works well. > > Would be good to know what is wrong with grub2-mkconfig. > > Where start to investigate? > > No idea. I stop looking after I manage to

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Alessandro Baggi
Il 06/04/20 11:54, Georgios ha scritto: Hi there! I had a similar problem recently with grub. No idea why it doesnt work. Try using grubby instead of grub2-mkconfig if you want the system to keep your kernel parameters between boots. Something like: sudo grubby --args="i915.modeset=0

Re: [CentOS] C8.1 Grub problem

2020-04-06 Thread Georgios
Hi there! I had a similar problem recently with grub. No idea why it doesnt work. Try using grubby instead of grub2-mkconfig if you want the system to keep your kernel parameters between boots. Something like: sudo grubby --args="i915.modeset=0 rd.driver.blacklist=i915" --update- kernel=ALL

[CentOS] C8.1 Grub problem

2020-04-06 Thread Alessandro Baggi
Hi list, I reinstalled on my workstation CentOS 8.1. I explain: I'm a KDE user but packages shipped from EPEL currently are buggy so I prefer a stable and functioning system to work with. So I tried to remove KDE workgroup and installed group "Workstation" but the system bricked so I