Single source of truth for left4me sysctl tuning. The metadata entry in ckn-bw (sysctl/kernel/yama/ptrace_scope) is removed in lockstep; the live value is unchanged. Part of 2026-05-15-deployment-responsibility-design.md migration step 1 (canary).
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
99-left4me.conf: rmem_max/wmem_max=8M (with 512K defaults), netdev_max_backlog=5000, netdev_budget=600, vm.swappiness=10.
