With OVHcloud, you can install operating systems on your servers. Some of these distributions require an update to facilitate the installation process.
An update of the Ubuntu 18.04, Debian 9 and Centos 7 images will therefore take place on October 5th, 2021.
Please use the following link to track the operation:
https://travaux.ovh.net/?do=details&id=52954
For future installations and reinstallations, the following changes should be taken into account:
Centos 7
The OS will no longer be installed with the ovh kernel — it will be installed with the distribution kernel instead.
If you still want to install the ovh kernel, the instructions are listed below.
The system is now based on a cloud init image.
The following grub option has been added: GRUB_DISABLE_LINUX_UUID=false
The network configuration is no longer static IPv4 — it is now DHCP.
The default partitioning changes from ext4 to xfs.
The following packets will no longer be installed on delivery:
aic94xx-firmware ipmitool man-pages-pl
alsa-firmware iprutils ncurses-devel
bind ipset nvme-cli
bind-utils linux-firmware python-firewall
centos-logo lynx redhat-lsb
cpp man-pages-cs rpm-build
deltarpm man-pages-es screen
ebtables man-pages-es-extra smartmontools
firewalld-filesystem man-pages-fr sysstat
gnu-efi man-pages-it unbound
Ubuntu 18.04
The system is now based on a cloud init image.
The following grub option has been added: GRUB_DISABLE_LINUX_UUID=false
The network configuration is no longer static IPv4, but DHCP.
The following packets will no longer be installed on delivery:
bind9 crda efivar
Debian 9
The OS will no longer be installed with the ovh kernel — it will be installed with the distribution kernel instead. If you still want to install the ovh kernel, the instructions are listed below.
The system is now based on a cloud init image.
Static IPv4 is no longer configured in /etc/systemd/network/50-default.network. DHCP is now configured in /etc/network/interfaces instead.
The following packets will no longer be installed on delivery:
bc installation-report nvme-cli
bind9 ipmitool parted
bind9-host laptop-detect reiserfsprogs
btrfs-tools lsscsi rsync
busybox manpages-de sg3-utils
console-setup manpages-es smartmontools
debconf-utils manpages-fr sysstat
discover manpages-it task-english
dnsutils manpages-pl tcpdump
eject manpages-pt vlan
ethtool mtr-tiny xfsprogs
hddtemp ntpdate
OVH kernel installation for Centos 7:
curl http://last-public-ovh-kernel.snap.mirrors.ovh.net/debian/pubkey-mirror.ovh.net.gpg -o /etc/pki/rpm-gpg/RPM-GPG-KEY-OVH
rpm --import /etc/pki/rpm-gpg/RPM-GPG-KEY-OVH
cat > /etc/yum.repos.d/OVH-kernel.repo << EOF
[ovhkernel]
name=OVH kernel repo
enabled=1
baseurl=http://last-public-ovh-kernel.snap.mirrors.ovh.net/ovhkernel-rpm/
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-OVH
EOF
yum install kernel-4.19-ovh-xxxx-std-ipv6-64.x86_64
grubby --set-default /boot/vmlinuz-4.19-ovh-xxxx-std-ipv6-64
reboot
OVH kernel installation for Debian 9:
curl http://last-public-ovh-kernel.snap.mirrors.ovh.net/debian/pubkey-mirror.ovh.net.gpg -o /tmp/pubkey-mirror.ovh.net.gpg
cat > /etc/apt/sources.list.d/ovhkernel.list << EOF
deb https://last-public-ovh-kernel.snap.mirrors.ovh.net/debian/ ovhkernel main EOF
apt-key add /tmp/pubkey-mirror.ovh.net.gpg
apt-get update
apt-get install linux-image-4.19-ovh-xxxx-std-ipv6-64
reboot
The OVHcloud team
