Unable to Install k3d on Raspberry pi Arm64

[byteshiva]

Error log.

 k3d cluster create --agents 3 demo
INFO[0000] Prep: Network
INFO[0000] Created network 'k3d-demo'
INFO[0000] Created image volume k3d-demo-images
INFO[0000] Starting new tools node...
INFO[0001] Creating node 'k3d-demo-server-0'
INFO[0002] Pulling image 'ghcr.io/k3d-io/k3d-tools:5.4.6'
INFO[0010] Pulling image 'docker.io/rancher/k3s:v1.24.4-k3s1'
INFO[0059] Starting Node 'k3d-demo-tools'
INFO[0294] Creating node 'k3d-demo-agent-0'
INFO[0294] Creating node 'k3d-demo-agent-1'
INFO[0295] Creating node 'k3d-demo-agent-2'
INFO[0295] Creating LoadBalancer 'k3d-demo-serverlb'
INFO[0297] Pulling image 'ghcr.io/k3d-io/k3d-proxy:5.4.6'
INFO[0352] Using the k3d-tools node to gather environment information
INFO[0353] HostIP: using network gateway 172.22.0.1 address
INFO[0353] Starting cluster 'demo'
INFO[0353] Starting servers...
INFO[0354] Starting Node 'k3d-demo-server-0'
WARN[0356] warning: encountered fatal log from node k3d-demo-server-0 (retrying 0/10): Mtime="2022-10-29T15:20:13Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0359] warning: encountered fatal log from node k3d-demo-server-0 (retrying 1/10): Mtime="2022-10-29T15:20:15Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0361] warning: encountered fatal log from node k3d-demo-server-0 (retrying 2/10): Mtime="2022-10-29T15:20:17Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0363] warning: encountered fatal log from node k3d-demo-server-0 (retrying 3/10): Mtime="2022-10-29T15:20:19Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0363] warning: encountered fatal log from node k3d-demo-server-0 (retrying 4/10): Mtime="2022-10-29T15:20:19Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0365] warning: encountered fatal log from node k3d-demo-server-0 (retrying 5/10): Mtime="2022-10-29T15:20:21Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0365] warning: encountered fatal log from node k3d-demo-server-0 (retrying 6/10): Mtime="2022-10-29T15:20:21Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0366] warning: encountered fatal log from node k3d-demo-server-0 (retrying 7/10): Mtime="2022-10-29T15:20:21Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0367] warning: encountered fatal log from node k3d-demo-server-0 (retrying 8/10): Mtime="2022-10-29T15:20:24Z" level=fatal msg="failed to find cpu cgroup (v2)"
WARN[0368] warning: encountered fatal log from node k3d-demo-server-0 (retrying 9/10): Mtime="2022-10-29T15:20:24Z" level=fatal msg="failed to find cpu cgroup (v2)"
ERRO[0368] Failed Cluster Start: Failed to start server k3d-demo-server-0: Node k3d-demo-server-0 failed to get ready: error waiting for log line `k3s is up and running` from node 'k3d-demo-server-0': stopped returning log lines: node k3d-demo-server-0 is running=true in status=restarting
ERRO[0368] Failed to create cluster >>> Rolling Back
INFO[0368] Deleting cluster 'demo'
INFO[0369] Deleting cluster network 'k3d-demo'
INFO[0369] Deleting 2 attached volumes...
WARN[0369] Failed to delete volume 'k3d-demo-images' of cluster 'demo': failed to find volume 'k3d-demo-images': Error: No such volume: k3d-demo-images -> Try to delete it manually
FATA[0369] Cluster creation FAILED, all changes have been rolled back!

Originally posted by @byteshiva in #1175

[byteshiva]

k3d, works fine with root access.

I followed the steps listed below to make it work under non-root user.

https://rootlesscontaine.rs/getting-started/common/cgroup2/#enabling-cpu-cpuset-and-io-delegation

Refer:
#1082