fs.protected_fifos=2 fs.protected_hardlinks=1 fs.protected_regular=2 fs.protected_symlinks=1 kernel.perf_event_paranoid=2 kernel.kptr_restrict=2 kernel.oops_limit=100 kernel.panic=-1 kernel.pid_max=1048576 kernel.yama.ptrace_scope=1 vm.admin_reserve_kbytes=131072 vm.max_map_count = 1048576 vm.overcommit_memory=2 vm.overcommit_ratio=100 vm.swappiness=9 vm.user_reserve_kbytes=65536