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30.7. sysctl

[root@test:Active] config # sysctl -a

crypto.fips_enabled = 0

abi.vsyscall32 = 1

dev.parport.default.spintime = 500

dev.parport.default.timeslice = 200

dev.raid.speed_limit_max = 200000

dev.raid.speed_limit_min = 1000

dev.hpet.max-user-freq = 64

dev.rtc.max-user-freq = 64

dev.scsi.logging_level = 0

debug.exception-trace = 1

net.lasthop.idle_timeout.other = 5

net.lasthop.idle_timeout.udp = 5

net.lasthop.idle_timeout.tcp = 5

net.lasthop.sweep_entries = 64

net.lasthop.max_entries = 65536

net.ipv6.conf.Internal.rp_filter = 0

net.ipv6.conf.Internal.router_probe_interval = 60

net.ipv6.conf.Internal.accept_ra_rtr_pref = 1

net.ipv6.conf.Internal.accept_ra_pinfo = 1

net.ipv6.conf.Internal.accept_ra_defrtr = 1

net.ipv6.conf.Internal.max_addresses = 16

net.ipv6.conf.Internal.max_desync_factor = 600

net.ipv6.conf.Internal.regen_max_retry = 5

net.ipv6.conf.Internal.temp_prefered_lft = 86400

net.ipv6.conf.Internal.temp_valid_lft = 604800

net.ipv6.conf.Internal.use_tempaddr = 0

net.ipv6.conf.Internal.accept_dad = 1

net.ipv6.conf.Internal.disable_ipv6 = 0

net.ipv6.conf.Internal.force_mld_version = 0

net.ipv6.conf.Internal.router_solicitation_delay = 1

net.ipv6.conf.Internal.router_solicitation_interval = 4

net.ipv6.conf.Internal.router_solicitations = 3

net.ipv6.conf.Internal.dad_transmits = 1

net.ipv6.conf.Internal.autoconf = 0

net.ipv6.conf.Internal.accept_redirects = 1

net.ipv6.conf.Internal.accept_ra = 0

net.ipv6.conf.Internal.mtu = 1500

net.ipv6.conf.Internal.hop_limit = 64

net.ipv6.conf.Internal.forwarding = 0

net.ipv6.conf.tmm0.rp_filter = 0

net.ipv6.conf.tmm0.router_probe_interval = 60

net.ipv6.conf.tmm0.accept_ra_rtr_pref = 1

net.ipv6.conf.tmm0.accept_ra_pinfo = 1

net.ipv6.conf.tmm0.accept_ra_defrtr = 1

net.ipv6.conf.tmm0.max_addresses = 16

net.ipv6.conf.tmm0.max_desync_factor = 600

net.ipv6.conf.tmm0.regen_max_retry = 5

net.ipv6.conf.tmm0.temp_prefered_lft = 86400

net.ipv6.conf.tmm0.temp_valid_lft = 604800

net.ipv6.conf.tmm0.use_tempaddr = 0

net.ipv6.conf.tmm0.accept_dad = 1

net.ipv6.conf.tmm0.disable_ipv6 = 0

net.ipv6.conf.tmm0.force_mld_version = 0

net.ipv6.conf.tmm0.router_solicitation_delay = 1

net.ipv6.conf.tmm0.router_solicitation_interval = 4

net.ipv6.conf.tmm0.router_solicitations = 3

net.ipv6.conf.tmm0.dad_transmits = 1

net.ipv6.conf.tmm0.autoconf = 0

net.ipv6.conf.tmm0.accept_redirects = 1

net.ipv6.conf.tmm0.accept_ra = 0

net.ipv6.conf.tmm0.mtu = 1500

net.ipv6.conf.tmm0.hop_limit = 64

net.ipv6.conf.tmm0.forwarding = 0

net.ipv6.conf.eth0/1.rp_filter = 0

net.ipv6.conf.eth0/1.router_probe_interval = 60

net.ipv6.conf.eth0/1.accept_ra_rtr_pref = 1

net.ipv6.conf.eth0/1.accept_ra_pinfo = 1

net.ipv6.conf.eth0/1.accept_ra_defrtr = 1

net.ipv6.conf.eth0/1.max_addresses = 16

net.ipv6.conf.eth0/1.max_desync_factor = 600

net.ipv6.conf.eth0/1.regen_max_retry = 5

net.ipv6.conf.eth0/1.temp_prefered_lft = 86400

net.ipv6.conf.eth0/1.temp_valid_lft = 604800

net.ipv6.conf.eth0/1.use_tempaddr = 0

net.ipv6.conf.eth0/1.accept_dad = 1

net.ipv6.conf.eth0/1.disable_ipv6 = 0

net.ipv6.conf.eth0/1.force_mld_version = 0

net.ipv6.conf.eth0/1.router_solicitation_delay = 1

net.ipv6.conf.eth0/1.router_solicitation_interval = 4

net.ipv6.conf.eth0/1.router_solicitations = 3

net.ipv6.conf.eth0/1.dad_transmits = 1

net.ipv6.conf.eth0/1.autoconf = 0

net.ipv6.conf.eth0/1.accept_redirects = 1

net.ipv6.conf.eth0/1.accept_ra = 0

net.ipv6.conf.eth0/1.mtu = 1500

net.ipv6.conf.eth0/1.hop_limit = 64

net.ipv6.conf.eth0/1.forwarding = 0

net.ipv6.conf.eth0.rp_filter = 0

net.ipv6.conf.eth0.router_probe_interval = 60

net.ipv6.conf.eth0.accept_ra_rtr_pref = 1

net.ipv6.conf.eth0.accept_ra_pinfo = 1

net.ipv6.conf.eth0.accept_ra_defrtr = 1

net.ipv6.conf.eth0.max_addresses = 16

net.ipv6.conf.eth0.max_desync_factor = 600

net.ipv6.conf.eth0.regen_max_retry = 5

net.ipv6.conf.eth0.temp_prefered_lft = 86400

net.ipv6.conf.eth0.temp_valid_lft = 604800

net.ipv6.conf.eth0.use_tempaddr = 0

net.ipv6.conf.eth0.accept_dad = 1

net.ipv6.conf.eth0.disable_ipv6 = 0

net.ipv6.conf.eth0.force_mld_version = 0

net.ipv6.conf.eth0.router_solicitation_delay = 1

net.ipv6.conf.eth0.router_solicitation_interval = 4

net.ipv6.conf.eth0.router_solicitations = 3

net.ipv6.conf.eth0.dad_transmits = 1

net.ipv6.conf.eth0.autoconf = 0

net.ipv6.conf.eth0.accept_redirects = 1

net.ipv6.conf.eth0.accept_ra = 0

net.ipv6.conf.eth0.mtu = 1500

net.ipv6.conf.eth0.hop_limit = 64

net.ipv6.conf.eth0.forwarding = 0

net.ipv6.conf.default.rp_filter = 0

net.ipv6.conf.default.router_probe_interval = 60

net.ipv6.conf.default.accept_ra_rtr_pref = 1

net.ipv6.conf.default.accept_ra_pinfo = 1

net.ipv6.conf.default.accept_ra_defrtr = 1

net.ipv6.conf.default.max_addresses = 16

net.ipv6.conf.default.max_desync_factor = 600

net.ipv6.conf.default.regen_max_retry = 5

net.ipv6.conf.default.temp_prefered_lft = 86400

net.ipv6.conf.default.temp_valid_lft = 604800

net.ipv6.conf.default.use_tempaddr = 0

net.ipv6.conf.default.accept_dad = 1

net.ipv6.conf.default.disable_ipv6 = 0

net.ipv6.conf.default.force_mld_version = 0

net.ipv6.conf.default.router_solicitation_delay = 1

net.ipv6.conf.default.router_solicitation_interval = 4

net.ipv6.conf.default.router_solicitations = 3

net.ipv6.conf.default.dad_transmits = 1

net.ipv6.conf.default.autoconf = 0

net.ipv6.conf.default.accept_redirects = 1

net.ipv6.conf.default.accept_ra = 0

net.ipv6.conf.default.mtu = 1280

net.ipv6.conf.default.hop_limit = 64

net.ipv6.conf.default.forwarding = 0

net.ipv6.conf.all.rp_filter = 1

net.ipv6.conf.all.router_probe_interval = 60

net.ipv6.conf.all.accept_ra_rtr_pref = 1

net.ipv6.conf.all.accept_ra_pinfo = 1

net.ipv6.conf.all.accept_ra_defrtr = 1

net.ipv6.conf.all.max_addresses = 16

net.ipv6.conf.all.max_desync_factor = 600

net.ipv6.conf.all.regen_max_retry = 5

net.ipv6.conf.all.temp_prefered_lft = 86400

net.ipv6.conf.all.temp_valid_lft = 604800

net.ipv6.conf.all.use_tempaddr = 0

net.ipv6.conf.all.accept_dad = 1

net.ipv6.conf.all.disable_ipv6 = 0

net.ipv6.conf.all.force_mld_version = 0

net.ipv6.conf.all.router_solicitation_delay = 1

net.ipv6.conf.all.router_solicitation_interval = 4

net.ipv6.conf.all.router_solicitations = 3

net.ipv6.conf.all.dad_transmits = 1

net.ipv6.conf.all.autoconf = 0

net.ipv6.conf.all.accept_redirects = 1

net.ipv6.conf.all.accept_ra = 0

net.ipv6.conf.all.mtu = 1280

net.ipv6.conf.all.hop_limit = 64

net.ipv6.conf.all.forwarding = 0

net.ipv6.conf.lo.rp_filter = 0

net.ipv6.conf.lo.router_probe_interval = 60

net.ipv6.conf.lo.accept_ra_rtr_pref = 1

net.ipv6.conf.lo.accept_ra_pinfo = 1

net.ipv6.conf.lo.accept_ra_defrtr = 1

net.ipv6.conf.lo.max_addresses = 16

net.ipv6.conf.lo.max_desync_factor = 600

net.ipv6.conf.lo.regen_max_retry = 5

net.ipv6.conf.lo.temp_prefered_lft = 86400

net.ipv6.conf.lo.temp_valid_lft = 604800

net.ipv6.conf.lo.use_tempaddr = -1

net.ipv6.conf.lo.accept_dad = 1

net.ipv6.conf.lo.disable_ipv6 = 0

net.ipv6.conf.lo.force_mld_version = 0

net.ipv6.conf.lo.router_solicitation_delay = 1

net.ipv6.conf.lo.router_solicitation_interval = 4

net.ipv6.conf.lo.router_solicitations = 3

net.ipv6.conf.lo.dad_transmits = 1

net.ipv6.conf.lo.autoconf = 1

net.ipv6.conf.lo.accept_redirects = 1

net.ipv6.conf.lo.accept_ra = 1

net.ipv6.conf.lo.mtu = 16436

net.ipv6.conf.lo.hop_limit = 64

net.ipv6.conf.lo.forwarding = 0

net.ipv6.neigh.Internal.base_reachable_time_ms = 30000

net.ipv6.neigh.Internal.retrans_time_ms = 1000

net.ipv6.neigh.Internal.locktime = 0

net.ipv6.neigh.Internal.proxy_delay = 79

net.ipv6.neigh.Internal.anycast_delay = 99

net.ipv6.neigh.Internal.proxy_qlen = 64

net.ipv6.neigh.Internal.unres_qlen = 3

net.ipv6.neigh.Internal.gc_stale_time = 60

net.ipv6.neigh.Internal.delay_first_probe_time = 5

net.ipv6.neigh.Internal.base_reachable_time = 30

net.ipv6.neigh.Internal.retrans_time = 1000

net.ipv6.neigh.Internal.app_solicit = 0

net.ipv6.neigh.Internal.ucast_solicit = 3

net.ipv6.neigh.Internal.mcast_solicit = 3

net.ipv6.neigh.tmm0.base_reachable_time_ms = 30000

net.ipv6.neigh.tmm0.retrans_time_ms = 1000

net.ipv6.neigh.tmm0.locktime = 0

net.ipv6.neigh.tmm0.proxy_delay = 79

net.ipv6.neigh.tmm0.anycast_delay = 99

net.ipv6.neigh.tmm0.proxy_qlen = 64

net.ipv6.neigh.tmm0.unres_qlen = 3

net.ipv6.neigh.tmm0.gc_stale_time = 60

net.ipv6.neigh.tmm0.delay_first_probe_time = 5

net.ipv6.neigh.tmm0.base_reachable_time = 30

net.ipv6.neigh.tmm0.retrans_time = 1000

net.ipv6.neigh.tmm0.app_solicit = 0

net.ipv6.neigh.tmm0.ucast_solicit = 3

net.ipv6.neigh.tmm0.mcast_solicit = 3

net.ipv6.neigh.eth0/1.base_reachable_time_ms = 30000

net.ipv6.neigh.eth0/1.retrans_time_ms = 1000

net.ipv6.neigh.eth0/1.locktime = 0

net.ipv6.neigh.eth0/1.proxy_delay = 79

net.ipv6.neigh.eth0/1.anycast_delay = 99

net.ipv6.neigh.eth0/1.proxy_qlen = 64

net.ipv6.neigh.eth0/1.unres_qlen = 3

net.ipv6.neigh.eth0/1.gc_stale_time = 60

net.ipv6.neigh.eth0/1.delay_first_probe_time = 5

net.ipv6.neigh.eth0/1.base_reachable_time = 30

net.ipv6.neigh.eth0/1.retrans_time = 1000

net.ipv6.neigh.eth0/1.app_solicit = 0

net.ipv6.neigh.eth0/1.ucast_solicit = 3

net.ipv6.neigh.eth0/1.mcast_solicit = 3

net.ipv6.neigh.eth0.base_reachable_time_ms = 30000

net.ipv6.neigh.eth0.retrans_time_ms = 1000

net.ipv6.neigh.eth0.locktime = 0

net.ipv6.neigh.eth0.proxy_delay = 79

net.ipv6.neigh.eth0.anycast_delay = 99

net.ipv6.neigh.eth0.proxy_qlen = 64

net.ipv6.neigh.eth0.unres_qlen = 3

net.ipv6.neigh.eth0.gc_stale_time = 60

net.ipv6.neigh.eth0.delay_first_probe_time = 5

net.ipv6.neigh.eth0.base_reachable_time = 30

net.ipv6.neigh.eth0.retrans_time = 1000

net.ipv6.neigh.eth0.app_solicit = 0

net.ipv6.neigh.eth0.ucast_solicit = 3

net.ipv6.neigh.eth0.mcast_solicit = 3

net.ipv6.neigh.lo.base_reachable_time_ms = 30000

net.ipv6.neigh.lo.retrans_time_ms = 1000

net.ipv6.neigh.lo.locktime = 0

net.ipv6.neigh.lo.proxy_delay = 79

net.ipv6.neigh.lo.anycast_delay = 99

net.ipv6.neigh.lo.proxy_qlen = 64

net.ipv6.neigh.lo.unres_qlen = 3

net.ipv6.neigh.lo.gc_stale_time = 60

net.ipv6.neigh.lo.delay_first_probe_time = 5

net.ipv6.neigh.lo.base_reachable_time = 30

net.ipv6.neigh.lo.retrans_time = 1000

net.ipv6.neigh.lo.app_solicit = 0

net.ipv6.neigh.lo.ucast_solicit = 3

net.ipv6.neigh.lo.mcast_solicit = 3

net.ipv6.neigh.default.base_reachable_time_ms = 30000

net.ipv6.neigh.default.retrans_time_ms = 1000

net.ipv6.neigh.default.gc_thresh3 = 2048

net.ipv6.neigh.default.gc_thresh2 = 1024

net.ipv6.neigh.default.gc_thresh1 = 128

net.ipv6.neigh.default.gc_interval = 30

net.ipv6.neigh.default.locktime = 0

net.ipv6.neigh.default.proxy_delay = 79

net.ipv6.neigh.default.anycast_delay = 99

net.ipv6.neigh.default.proxy_qlen = 64

net.ipv6.neigh.default.unres_qlen = 3

net.ipv6.neigh.default.gc_stale_time = 60

net.ipv6.neigh.default.delay_first_probe_time = 5

net.ipv6.neigh.default.base_reachable_time = 30

net.ipv6.neigh.default.retrans_time = 1000

net.ipv6.neigh.default.app_solicit = 0

net.ipv6.neigh.default.ucast_solicit = 3

net.ipv6.neigh.default.mcast_solicit = 3

net.ipv6.optimistic_dad = 0

net.ipv6.mld_max_msf = 64

net.ipv6.ip6frag_secret_interval = 600

net.ipv6.ip6frag_time = 60

net.ipv6.ip6frag_low_thresh = 196608

net.ipv6.ip6frag_high_thresh = 262144

net.ipv6.bindv6only = 0

net.ipv6.icmp.ratelimit = 1000

net.ipv6.route.gc_min_interval_ms = 500

net.ipv6.route.min_adv_mss = 1

net.ipv6.route.mtu_expires = 600

net.ipv6.route.gc_elasticity = 0

net.ipv6.route.gc_interval = 30

net.ipv6.route.gc_timeout = 60

net.ipv6.route.gc_min_interval = 0

net.ipv6.route.max_size = 8192

net.ipv6.route.gc_thresh = 1024

net.unix.max_dgram_qlen = 10

net.ipv4.conf.Internal.promote_secondaries = 1

net.ipv4.conf.Internal.force_igmp_version = 0

net.ipv4.conf.Internal.disable_policy = 0

net.ipv4.conf.Internal.disable_xfrm = 0

net.ipv4.conf.Internal.arp_accept = 0

net.ipv4.conf.Internal.arp_ignore = 0

net.ipv4.conf.Internal.arp_announce = 0

net.ipv4.conf.Internal.arp_filter = 0

net.ipv4.conf.Internal.tag = 0

net.ipv4.conf.Internal.log_martians = 0

net.ipv4.conf.Internal.bootp_relay = 0

net.ipv4.conf.Internal.medium_id = 0

net.ipv4.conf.Internal.proxy_arp = 0

net.ipv4.conf.Internal.accept_source_route = 0

net.ipv4.conf.Internal.send_redirects = 1

net.ipv4.conf.Internal.rp_filter = 0

net.ipv4.conf.Internal.shared_media = 1

net.ipv4.conf.Internal.secure_redirects = 1

net.ipv4.conf.Internal.accept_redirects = 1

net.ipv4.conf.Internal.mc_forwarding = 0

net.ipv4.conf.Internal.forwarding = 0

net.ipv4.conf.eth0.promote_secondaries = 1

net.ipv4.conf.eth0.force_igmp_version = 0

net.ipv4.conf.eth0.disable_policy = 0

net.ipv4.conf.eth0.disable_xfrm = 0

net.ipv4.conf.eth0.arp_accept = 0

net.ipv4.conf.eth0.arp_ignore = 0

net.ipv4.conf.eth0.arp_announce = 0

net.ipv4.conf.eth0.arp_filter = 0

net.ipv4.conf.eth0.tag = 0

net.ipv4.conf.eth0.log_martians = 0

net.ipv4.conf.eth0.bootp_relay = 0

net.ipv4.conf.eth0.medium_id = 0

net.ipv4.conf.eth0.proxy_arp = 0

net.ipv4.conf.eth0.accept_source_route = 0

net.ipv4.conf.eth0.send_redirects = 1

net.ipv4.conf.eth0.rp_filter = 0

net.ipv4.conf.eth0.shared_media = 1

net.ipv4.conf.eth0.secure_redirects = 1

net.ipv4.conf.eth0.accept_redirects = 1

net.ipv4.conf.eth0.mc_forwarding = 0

net.ipv4.conf.eth0.forwarding = 0

net.ipv4.conf.tmm0.promote_secondaries = 1

net.ipv4.conf.tmm0.force_igmp_version = 0

net.ipv4.conf.tmm0.disable_policy = 0

net.ipv4.conf.tmm0.disable_xfrm = 0

net.ipv4.conf.tmm0.arp_accept = 0

net.ipv4.conf.tmm0.arp_ignore = 0

net.ipv4.conf.tmm0.arp_announce = 0

net.ipv4.conf.tmm0.arp_filter = 0

net.ipv4.conf.tmm0.tag = 0

net.ipv4.conf.tmm0.log_martians = 0

net.ipv4.conf.tmm0.bootp_relay = 0

net.ipv4.conf.tmm0.medium_id = 0

net.ipv4.conf.tmm0.proxy_arp = 0

net.ipv4.conf.tmm0.accept_source_route = 0

net.ipv4.conf.tmm0.send_redirects = 1

net.ipv4.conf.tmm0.rp_filter = 0

net.ipv4.conf.tmm0.shared_media = 1

net.ipv4.conf.tmm0.secure_redirects = 1

net.ipv4.conf.tmm0.accept_redirects = 1

net.ipv4.conf.tmm0.mc_forwarding = 0

net.ipv4.conf.tmm0.forwarding = 0

net.ipv4.conf.eth0/1.promote_secondaries = 1

net.ipv4.conf.eth0/1.force_igmp_version = 0

net.ipv4.conf.eth0/1.disable_policy = 0

net.ipv4.conf.eth0/1.disable_xfrm = 0

net.ipv4.conf.eth0/1.arp_accept = 0

net.ipv4.conf.eth0/1.arp_ignore = 0

net.ipv4.conf.eth0/1.arp_announce = 0

net.ipv4.conf.eth0/1.arp_filter = 0

net.ipv4.conf.eth0/1.tag = 0

net.ipv4.conf.eth0/1.log_martians = 0

net.ipv4.conf.eth0/1.bootp_relay = 0

net.ipv4.conf.eth0/1.medium_id = 0

net.ipv4.conf.eth0/1.proxy_arp = 0

net.ipv4.conf.eth0/1.accept_source_route = 0

net.ipv4.conf.eth0/1.send_redirects = 1

net.ipv4.conf.eth0/1.rp_filter = 0

net.ipv4.conf.eth0/1.shared_media = 1

net.ipv4.conf.eth0/1.secure_redirects = 1

net.ipv4.conf.eth0/1.accept_redirects = 1

net.ipv4.conf.eth0/1.mc_forwarding = 0

net.ipv4.conf.eth0/1.forwarding = 0

net.ipv4.conf.lo.promote_secondaries = 0

net.ipv4.conf.lo.force_igmp_version = 0

net.ipv4.conf.lo.disable_policy = 1

net.ipv4.conf.lo.disable_xfrm = 1

net.ipv4.conf.lo.arp_accept = 0

net.ipv4.conf.lo.arp_ignore = 0

net.ipv4.conf.lo.arp_announce = 0

net.ipv4.conf.lo.arp_filter = 0

net.ipv4.conf.lo.tag = 0

net.ipv4.conf.lo.log_martians = 0

net.ipv4.conf.lo.bootp_relay = 0

net.ipv4.conf.lo.medium_id = 0

net.ipv4.conf.lo.proxy_arp = 0

net.ipv4.conf.lo.accept_source_route = 1

net.ipv4.conf.lo.send_redirects = 1

net.ipv4.conf.lo.rp_filter = 0

net.ipv4.conf.lo.shared_media = 1

net.ipv4.conf.lo.secure_redirects = 1

net.ipv4.conf.lo.accept_redirects = 1

net.ipv4.conf.lo.mc_forwarding = 0

net.ipv4.conf.lo.forwarding = 0

net.ipv4.conf.default.promote_secondaries = 1

net.ipv4.conf.default.force_igmp_version = 0

net.ipv4.conf.default.disable_policy = 0

net.ipv4.conf.default.disable_xfrm = 0

net.ipv4.conf.default.arp_accept = 0

net.ipv4.conf.default.arp_ignore = 0

net.ipv4.conf.default.arp_announce = 0

net.ipv4.conf.default.arp_filter = 0

net.ipv4.conf.default.tag = 0

net.ipv4.conf.default.log_martians = 0

net.ipv4.conf.default.bootp_relay = 0

net.ipv4.conf.default.medium_id = 0

net.ipv4.conf.default.proxy_arp = 0

net.ipv4.conf.default.accept_source_route = 0

net.ipv4.conf.default.send_redirects = 1

net.ipv4.conf.default.rp_filter = 0

net.ipv4.conf.default.shared_media = 1

net.ipv4.conf.default.secure_redirects = 1

net.ipv4.conf.default.accept_redirects = 1

net.ipv4.conf.default.mc_forwarding = 0

net.ipv4.conf.default.forwarding = 0

net.ipv4.conf.all.promote_secondaries = 1

net.ipv4.conf.all.force_igmp_version = 0

net.ipv4.conf.all.disable_policy = 0

net.ipv4.conf.all.disable_xfrm = 0

net.ipv4.conf.all.arp_accept = 0

net.ipv4.conf.all.arp_ignore = 0

net.ipv4.conf.all.arp_announce = 1

net.ipv4.conf.all.arp_filter = 1

net.ipv4.conf.all.tag = 0

net.ipv4.conf.all.log_martians = 0

net.ipv4.conf.all.bootp_relay = 0

net.ipv4.conf.all.medium_id = 0

net.ipv4.conf.all.proxy_arp = 0

net.ipv4.conf.all.accept_source_route = 0

net.ipv4.conf.all.send_redirects = 1

net.ipv4.conf.all.rp_filter = 1

net.ipv4.conf.all.shared_media = 1

net.ipv4.conf.all.secure_redirects = 1

net.ipv4.conf.all.accept_redirects = 1

net.ipv4.conf.all.mc_forwarding = 0

net.ipv4.conf.all.forwarding = 0

net.ipv4.neigh.Internal.base_reachable_time_ms = 30000

net.ipv4.neigh.Internal.retrans_time_ms = 1000

net.ipv4.neigh.Internal.locktime = 99

net.ipv4.neigh.Internal.proxy_delay = 79

net.ipv4.neigh.Internal.anycast_delay = 99

net.ipv4.neigh.Internal.proxy_qlen = 64

net.ipv4.neigh.Internal.unres_qlen = 3

net.ipv4.neigh.Internal.gc_stale_time = 60

net.ipv4.neigh.Internal.delay_first_probe_time = 5

net.ipv4.neigh.Internal.base_reachable_time = 30

net.ipv4.neigh.Internal.retrans_time = 99

net.ipv4.neigh.Internal.app_solicit = 0

net.ipv4.neigh.Internal.ucast_solicit = 3

net.ipv4.neigh.Internal.mcast_solicit = 3

net.ipv4.neigh.eth0.base_reachable_time_ms = 30000

net.ipv4.neigh.eth0.retrans_time_ms = 1000

net.ipv4.neigh.eth0.locktime = 99

net.ipv4.neigh.eth0.proxy_delay = 79

net.ipv4.neigh.eth0.anycast_delay = 99

net.ipv4.neigh.eth0.proxy_qlen = 64

net.ipv4.neigh.eth0.unres_qlen = 3

net.ipv4.neigh.eth0.gc_stale_time = 60

net.ipv4.neigh.eth0.delay_first_probe_time = 5

net.ipv4.neigh.eth0.base_reachable_time = 30

net.ipv4.neigh.eth0.retrans_time = 99

net.ipv4.neigh.eth0.app_solicit = 0

net.ipv4.neigh.eth0.ucast_solicit = 3

net.ipv4.neigh.eth0.mcast_solicit = 3

net.ipv4.neigh.tmm0.base_reachable_time_ms = 30000

net.ipv4.neigh.tmm0.retrans_time_ms = 1000

net.ipv4.neigh.tmm0.locktime = 99

net.ipv4.neigh.tmm0.proxy_delay = 79

net.ipv4.neigh.tmm0.anycast_delay = 99

net.ipv4.neigh.tmm0.proxy_qlen = 64

net.ipv4.neigh.tmm0.unres_qlen = 3

net.ipv4.neigh.tmm0.gc_stale_time = 60

net.ipv4.neigh.tmm0.delay_first_probe_time = 5

net.ipv4.neigh.tmm0.base_reachable_time = 30

net.ipv4.neigh.tmm0.retrans_time = 99

net.ipv4.neigh.tmm0.app_solicit = 0

net.ipv4.neigh.tmm0.ucast_solicit = 3

net.ipv4.neigh.tmm0.mcast_solicit = 3

net.ipv4.neigh.eth0/1.base_reachable_time_ms = 30000

net.ipv4.neigh.eth0/1.retrans_time_ms = 1000

net.ipv4.neigh.eth0/1.locktime = 99

net.ipv4.neigh.eth0/1.proxy_delay = 79

net.ipv4.neigh.eth0/1.anycast_delay = 99

net.ipv4.neigh.eth0/1.proxy_qlen = 64

net.ipv4.neigh.eth0/1.unres_qlen = 3

net.ipv4.neigh.eth0/1.gc_stale_time = 60

net.ipv4.neigh.eth0/1.delay_first_probe_time = 5

net.ipv4.neigh.eth0/1.base_reachable_time = 30

net.ipv4.neigh.eth0/1.retrans_time = 99

net.ipv4.neigh.eth0/1.app_solicit = 0

net.ipv4.neigh.eth0/1.ucast_solicit = 3

net.ipv4.neigh.eth0/1.mcast_solicit = 3

net.ipv4.neigh.lo.base_reachable_time_ms = 30000

net.ipv4.neigh.lo.retrans_time_ms = 1000

net.ipv4.neigh.lo.locktime = 99

net.ipv4.neigh.lo.proxy_delay = 79

net.ipv4.neigh.lo.anycast_delay = 99

net.ipv4.neigh.lo.proxy_qlen = 64

net.ipv4.neigh.lo.unres_qlen = 3

net.ipv4.neigh.lo.gc_stale_time = 60

net.ipv4.neigh.lo.delay_first_probe_time = 5

net.ipv4.neigh.lo.base_reachable_time = 30

net.ipv4.neigh.lo.retrans_time = 99

net.ipv4.neigh.lo.app_solicit = 0

net.ipv4.neigh.lo.ucast_solicit = 3

net.ipv4.neigh.lo.mcast_solicit = 3

net.ipv4.neigh.default.base_reachable_time_ms = 30000

net.ipv4.neigh.default.retrans_time_ms = 1000

net.ipv4.neigh.default.gc_thresh3 = 8192

net.ipv4.neigh.default.gc_thresh2 = 4096

net.ipv4.neigh.default.gc_thresh1 = 128

net.ipv4.neigh.default.gc_interval = 30

net.ipv4.neigh.default.locktime = 99

net.ipv4.neigh.default.proxy_delay = 79

net.ipv4.neigh.default.anycast_delay = 99

net.ipv4.neigh.default.proxy_qlen = 64

net.ipv4.neigh.default.unres_qlen = 3

net.ipv4.neigh.default.gc_stale_time = 60

net.ipv4.neigh.default.delay_first_probe_time = 5

net.ipv4.neigh.default.base_reachable_time = 30

net.ipv4.neigh.default.retrans_time = 99

net.ipv4.neigh.default.app_solicit = 0

net.ipv4.neigh.default.ucast_solicit = 3

net.ipv4.neigh.default.mcast_solicit = 3

net.ipv4.udp_wmem_min = 4096

net.ipv4.udp_rmem_min = 4096

net.ipv4.udp_mem = 774816       1033088 1549632

net.ipv4.tcp_slow_start_after_idle = 1

net.ipv4.tcp_dma_copybreak = 4096

net.ipv4.tcp_workaround_signed_windows = 0

net.ipv4.tcp_base_mss = 512

net.ipv4.tcp_mtu_probing = 0

net.ipv4.tcp_abc = 0

net.ipv4.tcp_congestion_control = bic

net.ipv4.tcp_tso_win_divisor = 3

net.ipv4.tcp_moderate_rcvbuf = 1

net.ipv4.tcp_no_metrics_save = 0

net.ipv4.ipfrag_max_dist = 64

net.ipv4.ipfrag_secret_interval = 600

net.ipv4.tcp_low_latency = 0

net.ipv4.tcp_frto = 0

net.ipv4.tcp_tw_reuse = 0

net.ipv4.icmp_ratemask = 6168

net.ipv4.icmp_ratelimit = 1000

net.ipv4.tcp_adv_win_scale = 2

net.ipv4.tcp_app_win = 31

net.ipv4.tcp_rmem = 4096        87380   4194304

net.ipv4.tcp_wmem = 4096        16384   4194304

net.ipv4.tcp_mem = 196608       262144  393216

net.ipv4.tcp_dsack = 1

net.ipv4.tcp_ecn = 0

net.ipv4.tcp_reordering = 3

net.ipv4.tcp_fack = 1

net.ipv4.tcp_orphan_retries = 0

net.ipv4.inet_peer_gc_maxtime = 120

net.ipv4.inet_peer_gc_mintime = 10

net.ipv4.inet_peer_maxttl = 600

net.ipv4.inet_peer_minttl = 120

net.ipv4.inet_peer_threshold = 65664

net.ipv4.igmp_max_msf = 10

net.ipv4.igmp_max_memberships = 20

net.ipv4.route.rt_cache_rebuild_count = 4

net.ipv4.route.secret_interval = 600

net.ipv4.route.min_adv_mss = 256

net.ipv4.route.min_pmtu = 552

net.ipv4.route.mtu_expires = 600

net.ipv4.route.gc_elasticity = 8

net.ipv4.route.error_burst = 5000

net.ipv4.route.error_cost = 1000

net.ipv4.route.redirect_silence = 20480

net.ipv4.route.redirect_number = 9

net.ipv4.route.redirect_load = 20

net.ipv4.route.gc_interval = 60

net.ipv4.route.gc_timeout = 300

net.ipv4.route.gc_min_interval_ms = 500

net.ipv4.route.gc_min_interval = 0

net.ipv4.route.max_size = 4194304

net.ipv4.route.gc_thresh = 262144

net.ipv4.route.max_delay = 10

net.ipv4.route.min_delay = 2

net.ipv4.icmp_errors_use_inbound_ifaddr = 0

net.ipv4.icmp_ignore_bogus_error_responses = 1

net.ipv4.icmp_echo_ignore_broadcasts = 1

net.ipv4.icmp_echo_ignore_all = 0

net.ipv4.ip_local_port_range = 32768    61000

net.ipv4.tcp_max_syn_backlog = 1024

net.ipv4.tcp_rfc1337 = 0

net.ipv4.tcp_stdurg = 0

net.ipv4.tcp_abort_on_overflow = 0

net.ipv4.tcp_tw_recycle = 0

net.ipv4.tcp_syncookies = 1

net.ipv4.tcp_fin_timeout = 60

net.ipv4.tcp_retries2 = 15

net.ipv4.tcp_retries1 = 3

net.ipv4.tcp_keepalive_intvl = 75

net.ipv4.tcp_keepalive_probes = 9

net.ipv4.tcp_keepalive_time = 7200

net.ipv4.ipfrag_time = 30

net.ipv4.ip_dynaddr = 0

net.ipv4.ipfrag_low_thresh = 196608

net.ipv4.ipfrag_high_thresh = 262144

net.ipv4.tcp_max_tw_buckets = 180000

net.ipv4.tcp_max_orphans = 65536

net.ipv4.tcp_synack_retries = 5

net.ipv4.tcp_syn_retries = 5

net.ipv4.ip_nonlocal_bind = 0

net.ipv4.ip_no_pmtu_disc = 0

net.ipv4.ip_default_ttl = 64

net.ipv4.ip_forward = 0

net.ipv4.tcp_retrans_collapse = 1

net.ipv4.tcp_sack = 1

net.ipv4.tcp_window_scaling = 1

net.ipv4.tcp_timestamps = 1

net.core.netdev_budget = 300

net.core.somaxconn = 128

net.core.xfrm_larval_drop = 0

net.core.xfrm_acq_expires = 30

net.core.xfrm_aevent_rseqth = 2

net.core.xfrm_aevent_etime = 10

net.core.optmem_max = 20480

net.core.message_burst = 10

net.core.message_cost = 5

net.core.netdev_max_backlog = 1000

net.core.dev_weight = 64

net.core.rmem_default = 129024

net.core.wmem_default = 129024

net.core.rmem_max = 1048576

net.core.wmem_max = 1048576

vm.max_writeback_pages = 1024

vm.flush_mmap_pages = 1

vm.pagecache = 100

vm.min_slab_ratio = 5

vm.min_unmapped_ratio = 1

vm.zone_reclaim_mode = 0

vm.swap_token_timeout = 300     0

vm.legacy_va_layout = 0

vm.vfs_cache_pressure = 100

vm.block_dump = 0

vm.laptop_mode = 0

vm.max_map_count = 65536

vm.percpu_pagelist_fraction = 0

vm.min_free_kbytes = 11499

vm.drop_caches = 0

vm.lowmem_reserve_ratio = 256   256     32

vm.hugetlb_shm_group = 0

vm.nr_hugepages = 2823

vm.balance_factor = 4

vm.swappiness = 10

vm.nr_pdflush_threads = 2

vm.dirty_expire_centisecs = 2999

vm.dirty_writeback_centisecs = 499

vm.mmap_min_addr = 4096

vm.dirty_ratio = 40

vm.dirty_background_ratio = 10

vm.page-cluster = 3

vm.overcommit_ratio = 50

vm.panic_on_oom = 0

vm.overcommit_memory = 0

kernel.vsyscall64 = 1

kernel.max_lock_depth = 1024

kernel.compat-log = 1

kernel.softlockup_panic = 0

kernel.softlockup_thresh = 10

kernel.acpi_video_flags = 0

kernel.randomize_va_space = 1

kernel.bootloader_type = 113

kernel.panic_on_unrecovered_nmi = 0

kernel.unknown_nmi_panic = 0

kernel.ngroups_max = 65536

kernel.printk_ratelimit_burst = 10

kernel.printk_ratelimit = 5

kernel.panic_on_oops = 1

kernel.pid_max = 32768

kernel.overflowgid = 65534

kernel.overflowuid = 65534

kernel.pty.nr = 1

kernel.pty.max = 4096

kernel.random.uuid = 65457e61-ed2a-4958-ba49-2a6baa829152

kernel.random.boot_id = d86384bf-95e8-4d57-bbaf-261d4c8b5650

kernel.random.write_wakeup_threshold = 128

kernel.random.read_wakeup_threshold = 64

kernel.random.entropy_avail = 150

kernel.random.poolsize = 4096

kernel.threads-max = 135168

kernel.cad_pid = 1

kernel.sercons_esc = -1

kernel.sysrq = 0

kernel.sem = 250        32000   32      128

kernel.msgmnb = 65536

kernel.msgmni = 16

kernel.msgmax = 65536

kernel.shmmni = 4096

kernel.shmall = 268435456

kernel.shmmax = 4294967295

kernel.acct = 4 2       30

kernel.hotplug =

kernel.modprobe = /sbin/modprobe

kernel.printk = 3       4       1       7

kernel.ctrl-alt-del = 0

kernel.real-root-dev = 0

kernel.cap-bound = -257

kernel.tainted = 67

kernel.core_pattern = /var/core/%a.bld852.0.core

kernel.core_uses_pid = 0

kernel.core_compress_level = 1

kernel.print-fatal-signals = 0

kernel.exec-shield = 1

kernel.panic = 1

kernel.domainname = (none)

kernel.hostname = test.f5.com

kernel.version = #1 SMP Fri Apr 29 14:30:15 PDT 2011

kernel.osrelease = 2.6.18-164.11.1.el5.1.0.f5app

kernel.ostype = Linux

kernel.sched_interactive = 2

fs.mqueue.msgsize_max = 8192

fs.mqueue.msg_max = 10

fs.mqueue.queues_max = 256

fs.quota.warnings = 1

fs.quota.syncs = 64

fs.quota.free_dquots = 0

fs.quota.allocated_dquots = 0

fs.quota.cache_hits = 0

fs.quota.writes = 0

fs.quota.reads = 0

fs.quota.drops = 0

fs.quota.lookups = 0

fs.suid_dumpable = 0

fs.inotify.max_queued_events = 16384

fs.inotify.max_user_watches = 8192

fs.inotify.max_user_instances = 128

fs.aio-max-nr = 65536

fs.aio-nr = 0

fs.lease-break-time = 45

fs.dir-notify-enable = 1

fs.leases-enable = 1

fs.overflowgid = 65534

fs.overflowuid = 65534

fs.dentry-state = 28139 24451   45      0       0       0

fs.file-max = 794906

fs.file-nr = 2560       0       794906

fs.inode-state = 17807  167     0       0       0       0       0

fs.inode-nr = 17807     167

fs.binfmt_misc.status = enabled

原文出處:Netkiller 系列 手劄

本文作者:陳景峯

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