Portál AbcLinuxu, 6. května 2025 16:22
GRUB_CMDLINE_LINUX="rd.lvm.lv=fedora/root rhgb quiet iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780d"Vytvořil jsem initrd přes dracut s přidanými parametry use_fstab a lvmconf. Ale pořád mi ještě grub2-mkconfig hlásí
[root@localhost-live grub.d]# grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg Generating grub configuration file ... grub2-probe: error: cannot find a GRUB drive for /dev/sde1. Check your device.map. grub2-probe: error: cannot find a GRUB drive for /dev/sde3. Check your device.map. File descriptor 3 (pipe:[37559]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 9 (pipe:[37565]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 3 (pipe:[37559]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 9 (pipe:[37565]) leaked on vgs invocation. Parent PID 4025: grub2-probe donePřičemž /dev/sde je připojené USB s FC34 live. Prosím, co mám donastavit aby grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg proběhlo korektně. Dík
[root@localhost-live /]# lsblk -o NAME,UUID,MOUNTPOINT /dev/sdb NAME UUID MOUNTPOINT sdb ├─sdb1 5ADACD92DACD6B39 ├─sdb2 505AD4B55AD498D4 ├─sdb3 5E51B3F0753868FA ├─sdb4 ├─sdb5 7e0870b0-04cd-4478-af83-8ec107a14d3b /opt └─sdb6 f5943764-e17e-45b5-9e10-0b2834854792 [root@localhost-live /]# lsblk -o NAME,UUID,MOUNTPOINT /dev/sda NAME UUID MOUNTPOINT sda ├─sda1 F101-D7F3 /boot/efi ├─sda2 a795cf6f-ebf6-4566-adbd-411c741e98ad /boot └─sda3 b3T9p0-Pqti-ySp2-ORWT-rzdf-FJv1-IaYWXu ├─fedora-home 7c56719d-1c69-47b1-8834-252daf4ef109 /home ├─fedora-root 791fa523-8ffd-4545-8843-cbdf142a2430 / ├─fedora-VM1 └─fedora-root2
[root@localhost-live boot]# pwd /boot [root@localhost-live boot]# tree . ├── config-5.11.16-300.fc34.x86_64 ├── efi │ └── EFI │ ├── BOOT │ │ ├── BOOTX64.EFI │ │ └── fbx64.efi │ └── fedora │ ├── BOOTX64.CSV │ ├── fonts │ ├── grub.cfg │ ├── grubia32.efi │ ├── grubx64.efi │ ├── mmx64.efi │ ├── shim.efi │ └── shimx64.efi ├── grub2 │ ├── device.map │ ├── grub.cfg -> /boot/efi/EFI/fedora/grub.cfg │ └── grubenv ├── initramfs-5.11.15-300.fc34.x86_64.img ├── initramfs-5.11.16-300.fc34.x86_64.img ├── loader │ └── entries │ └── 356cb45b9a6f415da3acf1e74b759232-5.11.16-300.fc34.x86_64.conf ├── System.map-5.11.16-300.fc34.x86_64 ├── vmlinuz ├── vmlinuz-5.11.15-300.fc34.x86_64 └── vmlinuz-5.11.16-300.fc34.x86_64
BOOT_IMAGE=/images/pxeboot/vmlinuz root=live:CDLABEL=Fedora-WS-Live-34_B-1-3 rd.live.image quietPůvodně jsem si myslel, že to bude brnkačka, reformatuji partišny pro efi a boot, bootnu z USB , reinstaluji grub2, kernel a regeneruji grub.cfg. Byl jsem zklamán, nenabootovalo a vůbec to neprobíhalo podle návodu na Fedoře. Nevím, proč nejde grub2-probe !!! Tak jsem musel googlit, mimo jiné přidat i symlink, laboroval jsem s konfiguráky a večer jsem ještě aplikoval podle https://ask.fedoraproject.org/t/grub-not-rebuilding-after-kernel-update/2777/30 další symlink na grubenv. Pote konečně bootoji s posledním kernelem (...16) , ale boot trva nepoměrně déle než z USB. Naskočí GUI logon, vidím i svého usera , ale nejde se přihlásit. Takže vrátím konfiguráky DRACUTU a GRUBU na default a zkusím to znovu. Ještě přikládám operace které provádím po bootu z USB
cd /mnt mkdir -p /mnt/sysimage/boot/efi mount /dev/mapper/fedora-root /mnt/sysimage mount /dev/sda2 //mnt/sysimage/boot mount /dev/sda1 /mnt/sysimage/boot/efi for dir in /dev /proc /sys /run ; do mount --bind $dir /mnt/sysimage/$dir ; done chroot /mnt/sysimage /bin/bash --login mount -aTakto vypadá dnešní /boot
[root@localhost-live boot]# tree . ├── config-5.11.16-300.fc34.x86_64 ├── efi │ └── EFI │ ├── BOOT │ │ ├── BOOTX64.EFI │ │ └── fbx64.efi │ └── fedora │ ├── BOOTX64.CSV │ ├── fonts │ ├── grub.cfg │ ├── grubenv │ ├── grubia32.efi │ ├── grubx64.efi │ ├── mmx64.efi │ ├── shim.efi │ └── shimx64.efi ├── grub2 │ ├── device.map │ ├── grub.cfg -> /boot/efi/EFI/fedora/grub.cfg │ ├── grubenv -> /boot/efi/EFI/fedora/grubenv │ └── grubenv.bak ├── initramfs-5.11.15-300.fc34.x86_64.img ├── initramfs-5.11.16-300.fc34.x86_64.img ├── loader │ └── entries │ └── 356cb45b9a6f415da3acf1e74b759232-5.11.16-300.fc34.x86_64.conf ├── System.map-5.11.16-300.fc34.x86_64 ├── vmlinuz ├── vmlinuz-5.11.15-300.fc34.x86_64 └── vmlinuz-5.11.16-300.fc34.x86_64 8 directories, 22 filesDík za radu.
mount --bind /dev /target/dev mount --bind /dev/pts /target/dev/pts mount -t proc proc /target/proc mount -t sysfs sysfs /target/sysa pak jen drobnost, kdyz das mkdir -p /mnt/sysimage/boot/efi, je to zbytecne kdyz pak na /mnt/sysimage mountnes rootfs (kterej boot/efi stejne uz obsahuje), staci ti mkdir -p /mnt/sysimage :)
efibootmgr -v
[root@localhost-live /]# efibootmgr -v EFI variables are not supported on this system.
[root@localhost-live /]# cat /boot/loader/entries/356cb45b9a6f415da3acf1e74b759232-5.11.16-300.fc34.x86_64.conf title Fedora (5.11.16-300.fc34.x86_64) 34 (Workstation Edition) version 5.11.16-300.fc34.x86_64 linux /vmlinuz-5.11.16-300.fc34.x86_64 initrd /initramfs-5.11.16-300.fc34.x86_64.img options root=/dev/mapper/fedora-root ro rd.lvm.lv=fedora/root rhgb quiet resume=UUID=f5943764-e17e-45b5-9e10-0b2834854792 iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780d grub_users $grub_users grub_arg --unrestricted grub_class kernelLogon nejde ani v konzoli, je to Fedora WS default instalace Gnome , takže gdm. Zkusím to znovu s tvojim mountem. Vrtá mi to hlavou, neb z USB šlo instalovat na disk a postup na regenerate grub2 podle https://docs.fedoraproject.org/en-US/quick-docs/bootloading-with-grub2/ nefunguje, včetně chrootu. Viz hlaška
" Dont know how to handle root=live:CDLABEL=Fedora-WS-live34"nebo
[root@localhost-live grub.d]# grub2-mkconfig -o /boot/efi/EFI/fedora/grub.cfg Generating grub configuration file ... grub2-probe: error: cannot find a GRUB drive for /dev/sde1. Check your device.map. grub2-probe: error: cannot find a GRUB drive for /dev/sde3. Check your device.map. File descriptor 3 (pipe:[37559]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 9 (pipe:[37565]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 3 (pipe:[37559]) leaked on vgs invocation. Parent PID 4025: grub2-probe File descriptor 9 (pipe:[37565]) leaked on vgs invocation. Parent PID 4025: grub2-probe done
EFI variables are not supported on this system.=> z USBFlash NEstartujes v UEFI rezimu => nastartuj v UEFI rezimu (vypni Legacy v BIOsu ci v BootMenu (F12?F11?) vyber start z USB Flash v sekci UEFI ci misto USB mozna zobrazene primo jako nazev(=vyrobce/model) USB Flasky
/boot/loader/entries/...vcera sem prehlid ze to neni v /boot/efi/loader/... takze nejde o to co sem myslel, nasel sem ze je to dela Fedora misto grub.cfg od Fedora30 pri generovani nastrojem grub2-mkconfig pokud v /etc/default/grub nemas GRUB_ENABLE_BLSCFG=false, s tim ze ty loader/entries asi generuje nastroj grubby, viz, kazdopadne tvuj .conf vypada ok, resp. ma spravnej root=
options root=/dev/mapper/fedora-root ro rd.lvm.lv=fedora/root rhgb quiet resume=UUID=f5943764-e17e-45b5-9e10-0b2834854792 iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780dje ro ? Mohu to ručo přepsat na rw ? V configu mám
[root@localhost-live default]# cat grub GRUB_TIMEOUT=5 GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)" GRUB_DEFAULT="saved" GRUB_SAVEDEFAULT="false" GRUB_DISABLE_SUBMENU="true" GRUB_TERMINAL_OUTPUT="console" GRUB_CMDLINE_LINUX="rd.lvm.lv=fedora/root rhgb quiet resume=UUID=f5943764-e17e-45b5-9e10-0b2834854792 iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780d" GRUB_DISABLE_RECOVERY="true" GRUB_ENABLE_BLSCFG="true" GRUB_DISABLE_OS_PROBER="false"
sudo modprobe efivars efibootmgr -v
iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780dje to +- o primem zpristupneni HW virtualu, mozna je to ok, ale alespon na zkousku by nemelo vadit to cele odebrat
[root@localhost-live efi]# efibootmgr -v BootCurrent: 0007 Timeout: 1 seconds BootOrder: 0001,0007,0002,0000,0003,0006 Boot0000 Fedora HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x200000)/File(\EFI\FEDORA\shimx64.efi) Boot0001* UEFI OS HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x200000)/File(\EFI\BOOT\BOOTX64.EFI) Boot0002* Fedora HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\fedora\shimx64.efi) Boot0003 UEFI OS HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\BOOT\BOOTX64.EFI) Boot0006 Linux Boot Manager HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\systemd\systemd-bootx64.efi) Boot0007* UEFI: KingstonDataTraveler 3.0PMAP PciRoot(0x0)/Pci(0x13,0x2)/USB(2,0)/HD(1,MBR,0x5c6528,0xac,0x57d0)AMBOale po chrootu
[root@localhost-live /]# modprobe efivars modprobe: FATAL: Module efivars not found in directory /lib/modules/5.11.3-300.fc34.x86_64 [root@localhost-live /]# efibootmgr -v EFI variables are not supported on this system.Ten CDLABEL=Fedora-WS-live34 už není problém, to bylo když to "mrzlo" při bootu Odeberu ten "ocas" a dám vědět
dnf install grub2-efi-x64-modulesTed po bootu
[root@localhost /]# efibootmgr -v BootCurrent: 0001 Timeout: 1 seconds BootOrder: 0004,0001,0007,0000,0003,0006,0002 Boot0000 Fedora HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x200000)/File(\EFI\FEDORA\shimx64.efi) Boot0001* UEFI OS HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x200000)/File(\EFI\BOOT\BOOTX64.EFI) Boot0002 Fedora HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\fedora\shimx64.efi) Boot0003 UEFI OS HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\BOOT\BOOTX64.EFI) Boot0004* Fedora HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\fedora\shimx64.efi) Boot0006 Linux Boot Manager HD(1,GPT,792accbd-2664-42d4-a7b6-b87f44314716,0x800,0x95b43)/File(\EFI\systemd\systemd-bootx64.efi) Boot0007* UEFI: KingstonDataTraveler 3.0PMAP PciRoot(0x0)/Pci(0x13,0x2)/USB(2,0)/HD(1,MBR,0x5c6528,0xac,0x57d0)AMBOJeště zkusím, jestli měl vliv
iommu=pt amd_iommu=on vfio-pci.ids=1002:67ef,1002:aae0,1022:7800,1022:780dChtěl jsem optimalizovat KVM na AMD Dík všem
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