#7186 [V2] Speed up sandbox startup with K3s tuning flags Pull request opened by pingsutw Summary • Add K3s tuning flags to

make sandbox-run

for faster pod startup: •

--flannel-backend=host-gw

— faster CNI setup (no VXLAN tunnel creation) •

--kubelet-arg=node-status-update-frequency=2s

— node marked Ready sooner •

--kube-controller-manager-arg=node-monitor-period=2s

— faster node monitoring •

--disable=servicelb

— disable unused service load balancer • Fix stale

postmaster.pid

preventing embedded-postgres from starting on container restart Test plan •

make sandbox-run

starts successfully • All pods in

flyte

namespace reach Running state • Console accessible at

<http://localhost:30080/v2>

• Flyte API responds at

<http://localhost:30080/healthz>

• Stop and restart sandbox — postgres starts cleanly without PID file error flyteorg/flyte