Kubernetes installation：修订间差异
| 第22行： | 第22行： | ||
vim /etc/fstab | vim /etc/fstab | ||
# /dev/vdb /var xfs defaults 0 0 | # /dev/vdb /var xfs defaults 0 0 | ||
</syntaxhighlight> | |||
=== System configuration === | |||
<ref>https://kubernetes.io/docs/setup/production-environment/container-runtimes/#forwarding-ipv4-and-letting-iptables-see-bridged-traffic</ref> | |||
<syntaxhighlight lang="bash"> | |||
hostnamectl set-hostname master.xx.com | |||
cat <<EOF | sudo tee /etc/modules-load.d/k8s.conf | |||
overlay | |||
br_netfilter | |||
EOF | |||
sudo modprobe overlay | |||
sudo modprobe br_netfilter | |||
# sysctl params required by setup, params persist across reboots | |||
cat <<EOF | sudo tee /etc/sysctl.d/k8s.conf | |||
net.bridge.bridge-nf-call-iptables = 1 | |||
net.bridge.bridge-nf-call-ip6tables = 1 | |||
net.ipv4.ip_forward = 1 | |||
EOF | |||
# Apply sysctl params without reboot | |||
sudo sysctl --system | |||
</syntaxhighlight> | |||
Verify: | |||
<syntaxhighlight lang="bash"> | |||
root@vm10-19-30-61:~# lsmod | grep br_netfilter | |||
br_netfilter 32768 0 | |||
bridge 307200 1 br_netfilter | |||
root@vm10-19-30-61:~# lsmod | grep overlay | |||
overlay 151552 0 | |||
root@vm10-19-30-61:~# sysctl net.bridge.bridge-nf-call-iptables net.bridge.bridge-nf-call-ip6tables net.ipv4.ip_forward | |||
net.bridge.bridge-nf-call-iptables = 1 | |||
net.bridge.bridge-nf-call-ip6tables = 1 | |||
net.ipv4.ip_forward = 1 | |||
</syntaxhighlight> | </syntaxhighlight> | ||
2024年4月9日 (二) 07:51的版本
Ubuntu 22.04
System preparation
Updrage
sudo apt update
sudo apt upgrade
do-release-update
Mount data disk
mkfs.xfs /dev/vdb
lsof /var
mv /var/ /var0
mkdir /mnt/newvar/
mount /dev/vdb /mnt/newvar/
rsync -aqxP /var0/* /mnt/newvar/
umount /mnt/newvar
mkdir /var
mount /dev/vdb /var
vim /etc/fstab
# /dev/vdb /var xfs defaults 0 0
System configuration
hostnamectl set-hostname master.xx.com
cat <<EOF | sudo tee /etc/modules-load.d/k8s.conf
overlay
br_netfilter
EOF
sudo modprobe overlay
sudo modprobe br_netfilter
# sysctl params required by setup, params persist across reboots
cat <<EOF | sudo tee /etc/sysctl.d/k8s.conf
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_forward = 1
EOF
# Apply sysctl params without reboot
sudo sysctl --system
Verify:
root@vm10-19-30-61:~# lsmod | grep br_netfilter
br_netfilter 32768 0
bridge 307200 1 br_netfilter
root@vm10-19-30-61:~# lsmod | grep overlay
overlay 151552 0
root@vm10-19-30-61:~# sysctl net.bridge.bridge-nf-call-iptables net.bridge.bridge-nf-call-ip6tables net.ipv4.ip_forward
net.bridge.bridge-nf-call-iptables = 1
net.bridge.bridge-nf-call-ip6tables = 1
net.ipv4.ip_forward = 1