4.4.1. Kernel - lateralblast/parsec GitHub Wiki
Show Kernel Information:
$ ./parsec.rb --server=aumelora01 --report=kernel --format=table --masked
+----------------------------+----------------------+
| Kernel Parameter Information (/etc/system) |
+----------------------------+----------------------+
| Item | Value |
+----------------------------+----------------------+
| nfssrv:nfs_portmon | 1 |
| noexec_user_stack_log | 1 |
| noexec_user_stack | 1 |
| forceload | drv/vxdmp |
| forceload | drv/vxio |
| forceload | drv/vxspec |
| lwp_default_stksize | 0x6000 |
| rpcmod:svc_default_stksize | 0x6000 |
+----------------------------+----------------------+
+--------------------------------------+----------------+--------------------------------------------------------+
| Kernel ip Parameter Information |
+--------------------------------------+----------------+--------------------------------------------------------+
| Parameter | Type | Value |
+--------------------------------------+----------------+--------------------------------------------------------+
| ip_respond_to_address_mask_broadcast | read and write | 0 |
| ip_respond_to_echo_broadcast | read and write | 0 |
| ip_respond_to_echo_multicast | read and write | 0 |
| ip_respond_to_timestamp | read and write | 0 |
| ip_respond_to_timestamp_broadcast | read and write | 0 |
| ip_send_redirects | read and write | 0 |
| ip_forward_directed_broadcasts | read and write | 0 |
| ip_mrtdebug | read and write | 0 |
| ip_ire_timer_interval | read and write | 60000 |
| ip_ire_arp_interval | read and write | 60000 |
| ip_ire_redirect_interval | read and write | 60000 |
| ip_def_ttl | read and write | 255 |
| ip_forward_src_routed | read and write | 0 |
| ip_wroff_extra | read and write | 32 |
| ip_ire_pathmtu_interval | read and write | 600000 |
| ip_icmp_return_data_bytes | read and write | 64 |
| ip_path_mtu_discovery | read and write | 1 |
| ip_ignore_delete_time | read and write | 30 |
| ip_ignore_redirect | read and write | 1 |
| ip_output_queue | read and write | 1 |
| ip_broadcast_ttl | read and write | 1 |
| ip_icmp_err_interval | read and write | 100 |
| ip_icmp_err_burst | read and write | 10 |
| ip_reass_queue_bytes | read and write | 1000000 |
| ip_strict_dst_multihoming | read and write | 1 |
| ip_addrs_per_if | read and write | 256 |
| ipsec_override_persocket_policy | read and write | 0 |
| ip_ndp_delay_first_probe_time | read and write | 5000 |
| ip_ndp_max_unicast_solicit | read and write | 3 |
| ip6_def_hops | read and write | 255 |
| ip6_icmp_return_data_bytes | read and write | 1280 |
| ip6_forward_src_routed | read and write | 0 |
| ip6_respond_to_echo_multicast | read and write | 0 |
| ip6_send_redirects | read and write | 0 |
| ip6_ignore_redirect | read and write | 1 |
| ip6_strict_dst_multihoming | read and write | 1 |
| ip_ire_reclaim_fraction | read and write | 3 |
| ipsec_policy_log_interval | read and write | 1000 |
| ip_ndp_unsolicit_interval | read and write | 2000 |
| ip_ndp_unsolicit_count | read and write | 3 |
| ip6_ignore_home_address_opt | read and write | 1 |
| ip_policy_mask | read and write | 0 |
| ip_multirt_resolution_interval | read and write | 1000 |
| ip_multirt_ttl | read and write | 1 |
| ip_multidata_outbound | read and write | 1 |
| ip_ndp_defense_interval | read and write | 300000 |
| ip_max_temp_idle | read and write | 86400 |
| ip_max_temp_defend | read and write | 1 |
| ip_max_defend | read and write | 3 |
| ip_defend_interval | read and write | 30 |
| ip_dup_recovery | read and write | 300000 |
| ip_restrict_interzone_loopback | read and write | 0 |
| ip_lso_outbound | read and write | 1 |
| ip6_drop_inbound_icmpv6 | read and write | 0 |
| ip_pmtu_min | read and write | 576 |
| ip_forwarding | read and write | 0 |
| ip6_forwarding | read and write | 0 |
| ip_rput_pullups | read and write | 0 |
| ip_ndp_cache_report | read only | ifname hardware addr flags proto addr/mask |
| ip_squeue_profile | read and write | 1 |
| ip_squeue_bind | read and write | 1 |
| ip_squeue_enter | read and write | 2 |
| ip_squeue_fanout | read and write | 0 |
| ip_cgtp_filter | read and write | 0 |
| ip_soft_rings_cnt | read and write | 2 |
| ipmp_hook_emulation | read and write | 0 |
| ip_debug | read and write | 0 |
+--------------------------------------+----------------+--------------------------------------------------------+
+-------------------------------+----------------+----------------------+
| Kernel tcp Parameter Information |
+-------------------------------+----------------+----------------------+
| Parameter | Type | Value |
+-------------------------------+----------------+----------------------+
| tcp_time_wait_interval | read and write | 60000 |
| tcp_conn_req_max_q | read and write | 1024 |
| tcp_conn_req_max_q0 | read and write | 4096 |
| tcp_conn_req_min | read and write | 1 |
| tcp_conn_grace_period | read and write | 0 |
| tcp_cwnd_max | read and write | 1048576 |
| tcp_debug | read and write | 0 |
| tcp_smallest_nonpriv_port | read and write | 1024 |
| tcp_ip_abort_cinterval | read and write | 180000 |
| tcp_ip_abort_linterval | read and write | 180000 |
| tcp_ip_abort_interval | read and write | 300000 |
| tcp_ip_notify_cinterval | read and write | 10000 |
| tcp_ip_notify_interval | read and write | 10000 |
| tcp_ipv4_ttl | read and write | 64 |
| tcp_keepalive_interval | read and write | 7200000 |
| tcp_maxpsz_multiplier | read and write | 10 |
| tcp_mss_def_ipv4 | read and write | 536 |
| tcp_mss_max_ipv4 | read and write | 65495 |
| tcp_mss_min | read and write | 108 |
| tcp_naglim_def | read and write | 4095 |
| tcp_rexmit_interval_initial | read and write | 1000 |
| tcp_rexmit_interval_max | read and write | 60000 |
| tcp_rexmit_interval_min | read and write | 400 |
| tcp_deferred_ack_interval | read and write | 100 |
| tcp_snd_lowat_fraction | read and write | 0 |
| tcp_sth_rcv_hiwat | read and write | 0 |
| tcp_reass_timeout | read and write | 100000 |
| tcp_dupack_fast_retransmit | read and write | 3 |
| tcp_ignore_path_mtu | read and write | 0 |
| tcp_smallest_anon_port | read and write | 32768 |
| tcp_largest_anon_port | read and write | 65535 |
| tcp_xmit_hiwat | read and write | 49152 |
| tcp_xmit_lowat | read and write | 4096 |
| tcp_recv_hiwat | read and write | 49152 |
| tcp_recv_hiwat_minmss | read and write | 4 |
| tcp_fin_wait_2_flush_interval | read and write | 675000 |
| tcp_co_min | read and write | 64 |
| tcp_max_buf | read and write | 1048576 |
| tcp_strong_iss | read and write | 2 |
| tcp_rtt_updates | read and write | 20 |
| tcp_wscale_always | read and write | 1 |
| tcp_tstamp_always | read and write | 0 |
| tcp_tstamp_if_wscale | read and write | 1 |
| tcp_rexmit_interval_extra | read and write | 0 |
| tcp_deferred_acks_max | read and write | 2 |
| tcp_slow_start_after_idle | read and write | 4 |
| tcp_slow_start_initial | read and write | 4 |
| tcp_co_timer_interval | read and write | 20 |
| tcp_sack_permitted | read and write | 2 |
| tcp_trace | read and write | 0 |
| tcp_compression_enabled | read and write | 1 |
| tcp_ipv6_hoplimit | read and write | 60 |
| tcp_mss_def_ipv6 | read and write | 1220 |
| tcp_mss_max_ipv6 | read and write | 65475 |
| tcp_rev_src_routes | read and write | 0 |
| tcp_local_dack_interval | read and write | 50 |
| tcp_ndd_get_info_interval | read and write | 1000 |
| tcp_local_dacks_max | read and write | 8 |
| tcp_ecn_permitted | read and write | 1 |
| tcp_rst_sent_rate_enabled | read and write | 1 |
| tcp_rst_sent_rate | read and write | 40 |
| tcp_push_timer_interval | read and write | 50 |
| tcp_use_smss_as_mss_opt | read and write | 0 |
| tcp_wroff_xtra | read and write | 32 |
| tcp_mdt_hdr_head_min | read and write | 32 |
| tcp_mdt_hdr_tail_min | read and write | 32 |
| tcp_mdt_max_pbufs | read and write | 16 |
| tcp_extra_priv_ports | read only | 2049 4045 6112 |
| tcp_extra_priv_ports_add | write only | |
| tcp_extra_priv_ports_del | write only | |
| tcp_1948_phrase | write only | |
| tcp_reserved_port_list | read only | No port is reserved. |
| tcp_listener_limit_conf_add | write only | |
| tcp_listener_limit_conf_del | write only | |
+-------------------------------+----------------+----------------------+
+---------------------------+----------------+-----------+
| Kernel udp Parameter Information |
+---------------------------+----------------+-----------+
| Parameter | Type | Value |
+---------------------------+----------------+-----------+
| udp_wroff_extra | read and write | 32 |
| udp_ipv4_ttl | read and write | 255 |
| udp_ipv6_hoplimit | read and write | 60 |
| udp_smallest_nonpriv_port | read and write | 1024 |
| udp_do_checksum | read and write | 1 |
| udp_smallest_anon_port | read and write | 32768 |
| udp_largest_anon_port | read and write | 65535 |
| udp_xmit_hiwat | read and write | 57344 |
| udp_xmit_lowat | read and write | 1024 |
| udp_recv_hiwat | read and write | 57344 |
| udp_max_buf | read and write | 2097152 |
| udp_ndd_get_info_interval | read and write | 1000 |
| udp_extra_priv_ports | read only | 2049 |
| udp_extra_priv_ports_add | write only | |
| udp_extra_priv_ports_del | write only | |
+---------------------------+----------------+-----------+
+------------------------+----------------+-----------+
| Kernel arp Parameter Information |
+------------------------+----------------+-----------+
| Parameter | Type | Value |
+------------------------+----------------+-----------+
| arp_cleanup_interval | read and write | 60000 |
| arp_publish_interval | read and write | 2000 |
| arp_publish_count | read and write | 5 |
| arp_probe_delay | read and write | 1000 |
| arp_probe_interval | read and write | 1500 |
| arp_probe_count | read and write | 3 |
| arp_fastprobe_delay | read and write | 100 |
| arp_fastprobe_interval | read and write | 150 |
| arp_fastprobe_count | read and write | 3 |
| arp_defend_interval | read and write | 300000 |
| arp_defend_rate | read and write | 100 |
| arp_broadcast_interval | read and write | 15000 |
| arp_defend_period | read and write | 3600 |
+------------------------+----------------+-----------+
+--------------------+----------------+-----------+
| Kernel icmp Parameter Information |
+--------------------+----------------+-----------+
| Parameter | Type | Value |
+--------------------+----------------+-----------+
| icmp_wroff_extra | read and write | 32 |
| icmp_ipv4_ttl | read and write | 255 |
| icmp_ipv6_hoplimit | read and write | 60 |
| icmp_bsd_compat | read and write | 1 |
| icmp_xmit_hiwat | read and write | 8192 |
| icmp_xmit_lowat | read and write | 1024 |
| icmp_recv_hiwat | read and write | 8192 |
| icmp_max_buf | read and write | 262144 |
+--------------------+----------------+-----------+
+----------------------------+----------------+-----------+
| Kernel sctp Parameter Information |
+----------------------------+----------------+-----------+
| Parameter | Type | Value |
+----------------------------+----------------+-----------+
| sctp_max_init_retr | read and write | 8 |
| sctp_pa_max_retr | read and write | 10 |
| sctp_pp_max_retr | read and write | 5 |
| sctp_cwnd_max | read and write | 1048576 |
| sctp_debug | read and write | 0 |
| sctp_smallest_nonpriv_port | read and write | 1024 |
| sctp_ipv4_ttl | read and write | 64 |
| sctp_heartbeat_interval | read and write | 30000 |
| sctp_initial_mtu | read and write | 1500 |
| sctp_mtu_probe_interval | read and write | 600000 |
| sctp_new_secret_interval | read and write | 120000 |
| sctp_deferred_ack_interval | read and write | 100 |
| sctp_snd_lowat_fraction | read and write | 0 |
| sctp_ignore_path_mtu | read and write | 0 |
| sctp_initial_ssthresh | read and write | 102400 |
| sctp_smallest_anon_port | read and write | 32768 |
| sctp_largest_anon_port | read and write | 65535 |
| sctp_xmit_hiwat | read and write | 102400 |
| sctp_xmit_lowat | read and write | 8192 |
| sctp_recv_hiwat | read and write | 102400 |
| sctp_max_buf | read and write | 1048576 |
| sctp_rtt_updates | read and write | 20 |
| sctp_ipv6_hoplimit | read and write | 60 |
| sctp_rto_min | read and write | 1000 |
| sctp_rto_max | read and write | 60000 |
| sctp_rto_initial | read and write | 3000 |
| sctp_cookie_life | read and write | 60000 |
| sctp_max_in_streams | read and write | 32 |
| sctp_initial_out_streams | read and write | 32 |
| sctp_shutack_wait_bound | read and write | 60000 |
| sctp_maxburst | read and write | 4 |
| sctp_addip_enabled | read and write | 0 |
| sctp_recv_hiwat_minmss | read and write | 4 |
| sctp_slow_start_initial | read and write | 4 |
| sctp_slow_start_after_idle | read and write | 4 |
| sctp_prsctp_enabled | read and write | 1 |
| sctp_fast_rxt_thresh | read and write | 3 |
| sctp_deferred_acks_max | read and write | 2 |
| sctp_faddr_policy | read and write | 0 |
| sctp_faddr_sticky_prim_cnt | read and write | 1 |
| sctp_faddr_pref_prim_cnt | read and write | 2 |
| sctp_wroff_xtra | read and write | 32 |
| sctp_extra_priv_ports | read only | 2049 |
| sctp_extra_priv_ports_add | write only | |
| sctp_extra_priv_ports_del | write only | |
+----------------------------+----------------+-----------+