On Mon, Mar 24, 2014 at 03:53:32PM -0400, Bill McGonigle wrote: > Hi, folks, > > I've got two problems with grub2 that I thought others might have solved already. My initial attempts haven't been fruitful. > > I have an f20 Dom0. > xen-4.3.2-1.fc20.x86_64 > grub2-2.00-25.fc20.x86_64 > > > Problem #1 > > My /etc/default/grub looks like [1]. > > I try to set the Dom0 to boot with: > > grub2-set-default 'Fedora, with Xen 4.3.2 and Linux 3.12.10-300.fc20.x86_64' > > and the default non-Xen menuentry gets booted instead. > > It's definitely there in the config file [2] and I can boot it manually. I really need the machine to be able to boot unattended. I tried setting it manually in /etc/grub/default but that doesn't work either. > > I'm generating the grub.cfg with grub2-mkconfig > /boot/grub2/grub.cfg and have re-installed grub2 on my /dev/sda and /dev/sdb (raid-1 /boot). > Change this: GRUB_DEFAULT="saved" to GRUB_DEFAULT="Fedora GNU/Linux, with Xen hypervisor" > > Problem #2 > > When I try to boot from grub manually, I first get an error message saying "xen_rm_opts" unknown command. In each Xen menuentry, I see, e.g.: > > echo 'Loading Xen xen ...' > if [ "$grub_platform" = "pc" -o "$grub_platform" = "" ]; then > xen_rm_opts > else > xen_rm_opts="no-real-mode edd=off" > fi > > whereas in previous times I remember the first conditional block saying: > > xen_rm_opts= > > I presume that makes the difference between a statement and an assignment in whatever sh-ish language grub is using. I'm not sure where to fix that as I'm no grub2 expert. I kinda miss the simplicity of 'default=6'. :) That looks like a bug in GRUB. If you use the upstream version of GRUB do you see it? > > > My third possible-grub problem relates to memory and I'm not sure it really is a problem in grub2 yet, so I'll post that separately. OK. > > Thanks in advance! > -Bill > > [1] > > GRUB_TIMEOUT=5 > GRUB_DISTRIBUTOR="Fedora" > GRUB_DEFAULT="saved" > GRUB_CMDLINE_LINUX="root=LABEL=librescu-root rootflags=data=journal rd_NO_LUKS rd.md=auto rd.lvm=0 rd.dm=0 KEYTABLE=us SYSFONT=lata > rcyrheb-sun16 rd.luks=0 LANG=en_US.UTF-8 selinux=0 elevator=deadline mem=4096M max_loop=32 selinux=0 ipv6.disable=1" > GRUB_CMDLINE_XEN="dom0_max_vcpus=2 dom0_vcpus_pin dom0_mem=4096M,max:4096M" > GRUB_SERIAL_COMMAND="serial --unit=0 --speed=19200 --word=8 --parity=no --stop=1" > GRUB_TIMEOUT=10 > GRUB_TERMINAL="serial console" > > [2] > > # grep "'Fedora, with Xen 4.3.2 and Linux 3.12.10-300.fc20.x86_64'" /boot/grub2/grub.cfg > menuentry 'Fedora, with Xen 4.3.2 and Linux 3.12.10-300.fc20.x86_64' --class fedora --class gnu-linux --class gnu --class os --class xen $menuentry_id_option 'xen-gnulinux-3.12.10-300.fc20.x86_64-advanced-9ccf2a16-82bf-41b0-a35f-1d79d63b3e28' { > > > > > > > -- > Bill McGonigle, Owner > BFC Computing, LLC > http://bfccomputing.com/ > Telephone: +1.855.SW.LIBRE > Email, IM, VOIP: bill@xxxxxxxxxxxxxxxx > VCard: http://bfccomputing.com/vcard/bill.vcf > Social networks: bill_mcgonigle/bill.mcgonigle > -- > xen mailing list > xen@xxxxxxxxxxxxxxxxxxxxxxx > https://admin.fedoraproject.org/mailman/listinfo/xen -- xen mailing list xen@xxxxxxxxxxxxxxxxxxxxxxx https://admin.fedoraproject.org/mailman/listinfo/xen