flannel

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Accessing NodePort on K8S host has latency when reaching Pods across different hosts

3

See：https://github.com/kubernetes/kubernetes/issues/122835 I don't quite understand the reason for the issue. Is it a bug in the operating system kernel or in Flannel? How can it be fixed?

wuyanfeiwork

flannel: windows: host-gw: pod restart: failed to enable forwarding on host interface (not found), yet interface definitely exists

4

## Expected Behavior flannel (windows) starts healthy after node restart. ## Current Behavior flannel (windows) host-gw backend crashloops after windows node restart. sometimes, after repeated node reboots, flannel recovers and...

Zombro

Missing CNI binaries (loopback, etc) - not compliant?

8

## Expected Behavior I'm running on rke2 1.24 with --cni=none as they've removed the ability to just deploy with flannel and nothing else. ## Current Behavior Flannel tries to invoke...

KyleSanderson

Riscv64 failed to build images

2

**Riscv64 failed to build images** When I read the source code, I found that Dockerfile's golang:alpine does not support build image in the riscv architecture ## Possible Solution Do you...

yzewei

Can flannel set forceAddress parameters?

5

## Expected Behavior I want to add a forceAddress parameter to the parameter passed to bridge cni so that he can perform the following logic: ## Current Behavior My current...

tanberBro

Hello, does Flannel (--iface) have a way to configure the network interface through NodeInternalIP like Calico, without specifying the --iface parameter in a multi-network interface environment?

2

Similar to this: https://projectcalico.docs.tigera.io/networking/ip-autodetection#change-the-autodetection-method

oomgomgxx

Can Flannel enable multiple network queues for the cni0 interface?

2

The cni0 interface currently has only one receive queue, which may lead to performance bottlenecks. Is it possible to enable multiple queues? ## Expected Behavior ## Current Behavior ## Possible...

garfcat

The firewall affects pods from accessing other node services

7

## Steps to Reproduce (for bugs) 1.turned off the firewall. 2.then deployed kubernetes and flannel. 3.start the firewall and then turn it off. 4.Pods cannot access other nodes' networks ##...

hardship1

Flannel process gets stuck after etcd outage.

3

## Expected Behavior After etcd recovers, flannel should continue working normally. ## Current Behavior When etcd goes down, eg. reboot all etcd nodes at the same time, flannel process starts...

alperbas

Windows pods do not start with flannel host-gw

2

We are building a new k8 cluster that needs to run windows pods on windows nodes. We are using host-gw and win-bridge. Everything in the cluster seems to be running...

nwelch-wsp