搭建k8s节点报错[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]:

[preflight] Running pre-flight checks.
[WARNING FileExisting-crictl]: crictl not found in system path
[preflight] Some fatal errors occurred:
[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]: /proc/sys/net/bridge/bridge-nf-call-iptables contents are not set to 1
[ERROR Swap]: running with swap on is not supported. Please disable swap
[preflight] If you know what you are doing, you can make a check non-fatal with --ignore-preflight-errors=...
处理方法：

[ERROR FileContent--proc-sys-net-bridge-bridge-nf-call-iptables]: /proc/sys/net/bridge/bridge-nf-call-iptables contents are not set to 1

echo "1" >/proc/sys/net/bridge/bridge-nf-call-iptables
modprobe br_netfilter
[ERROR Swap]: running with swap on is not supported. Please disable swap [preflight] If you know what you are doing, you can make a check non-fatal with --ignore-preflight-errors=...

swapoff -a
vim /etc/fstab

/dev/mapper/rhel-swap swap swap defaults 0 0

转自：https://www.ywcsb.vip/blog/95.html