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diff --git a/collectors/proc.plugin/integrations/network_statistics.md b/collectors/proc.plugin/integrations/network_statistics.md new file mode 100644 index 00000000..726fd9d6 --- /dev/null +++ b/collectors/proc.plugin/integrations/network_statistics.md @@ -0,0 +1,161 @@ +<!--startmeta +custom_edit_url: "https://github.com/netdata/netdata/edit/master/collectors/proc.plugin/integrations/network_statistics.md" +meta_yaml: "https://github.com/netdata/netdata/edit/master/collectors/proc.plugin/metadata.yaml" +sidebar_label: "Network statistics" +learn_status: "Published" +learn_rel_path: "Data Collection/Linux Systems/Network" +most_popular: False +message: "DO NOT EDIT THIS FILE DIRECTLY, IT IS GENERATED BY THE COLLECTOR'S metadata.yaml FILE" +endmeta--> + +# Network statistics + + +<img src="https://netdata.cloud/img/network-wired.svg" width="150"/> + + +Plugin: proc.plugin +Module: /proc/net/netstat + +<img src="https://img.shields.io/badge/maintained%20by-Netdata-%2300ab44" /> + +## Overview + +This integration provides metrics from the `netstat`, `snmp` and `snmp6` modules. + + + +This collector is supported on all platforms. + +This collector supports collecting metrics from multiple instances of this integration, including remote instances. + + +### Default Behavior + +#### Auto-Detection + +This integration doesn't support auto-detection. + +#### Limits + +The default configuration for this integration does not impose any limits on data collection. + +#### Performance Impact + +The default configuration for this integration is not expected to impose a significant performance impact on the system. + + +## Metrics + +Metrics grouped by *scope*. + +The scope defines the instance that the metric belongs to. An instance is uniquely identified by a set of labels. + + + +### Per Network statistics instance + + + +This scope has no labels. + +Metrics: + +| Metric | Dimensions | Unit | +|:------|:----------|:----| +| system.ip | received, sent | kilobits/s | +| ip.tcpmemorypressures | pressures | events/s | +| ip.tcpconnaborts | baddata, userclosed, nomemory, timeout, linger, failed | connections/s | +| ip.tcpreorders | timestamp, sack, fack, reno | packets/s | +| ip.tcpofo | inqueue, dropped, merged, pruned | packets/s | +| ip.tcpsyncookies | received, sent, failed | packets/s | +| ip.tcp_syn_queue | drops, cookies | packets/s | +| ip.tcp_accept_queue | overflows, drops | packets/s | +| ip.tcpsock | connections | active connections | +| ip.tcppackets | received, sent | packets/s | +| ip.tcperrors | InErrs, InCsumErrors, RetransSegs | packets/s | +| ip.tcpopens | active, passive | connections/s | +| ip.tcphandshake | EstabResets, OutRsts, AttemptFails, SynRetrans | events/s | +| ipv4.packets | received, sent, forwarded, delivered | packets/s | +| ipv4.errors | InDiscards, OutDiscards, InNoRoutes, OutNoRoutes, InHdrErrors, InAddrErrors, InTruncatedPkts, InCsumErrors | packets/s | +| ipc4.bcast | received, sent | kilobits/s | +| ipv4.bcastpkts | received, sent | packets/s | +| ipv4.mcast | received, sent | kilobits/s | +| ipv4.mcastpkts | received, sent | packets/s | +| ipv4.icmp | received, sent | packets/s | +| ipv4.icmpmsg | InEchoReps, OutEchoReps, InDestUnreachs, OutDestUnreachs, InRedirects, OutRedirects, InEchos, OutEchos, InRouterAdvert, OutRouterAdvert, InRouterSelect, OutRouterSelect, InTimeExcds, OutTimeExcds, InParmProbs, OutParmProbs, InTimestamps, OutTimestamps, InTimestampReps, OutTimestampReps | packets/s | +| ipv4.icmp_errors | InErrors, OutErrors, InCsumErrors | packets/s | +| ipv4.udppackets | received, sent | packets/s | +| ipv4.udperrors | RcvbufErrors, SndbufErrors, InErrors, NoPorts, InCsumErrors, IgnoredMulti | events/s | +| ipv4.udplite | received, sent | packets/s | +| ipv4.udplite_errors | RcvbufErrors, SndbufErrors, InErrors, NoPorts, InCsumErrors, IgnoredMulti | packets/s | +| ipv4.ecnpkts | CEP, NoECTP, ECTP0, ECTP1 | packets/s | +| ipv4.fragsin | ok, failed, all | packets/s | +| ipv4.fragsout | ok, failed, created | packets/s | +| system.ipv6 | received, sent | kilobits/s | +| ipv6.packets | received, sent, forwarded, delivers | packets/s | +| ipv6.errors | InDiscards, OutDiscards, InHdrErrors, InAddrErrors, InUnknownProtos, InTooBigErrors, InTruncatedPkts, InNoRoutes, OutNoRoutes | packets/s | +| ipv6.bcast | received, sent | kilobits/s | +| ipv6.mcast | received, sent | kilobits/s | +| ipv6.mcastpkts | received, sent | packets/s | +| ipv6.udppackets | received, sent | packets/s | +| ipv6.udperrors | RcvbufErrors, SndbufErrors, InErrors, NoPorts, InCsumErrors, IgnoredMulti | events/s | +| ipv6.udplitepackets | received, sent | packets/s | +| ipv6.udpliteerrors | RcvbufErrors, SndbufErrors, InErrors, NoPorts, InCsumErrors | events/s | +| ipv6.icmp | received, sent | messages/s | +| ipv6.icmpredir | received, sent | redirects/s | +| ipv6.icmperrors | InErrors, OutErrors, InCsumErrors, InDestUnreachs, InPktTooBigs, InTimeExcds, InParmProblems, OutDestUnreachs, OutPktTooBigs, OutTimeExcds, OutParmProblems | errors/s | +| ipv6.icmpechos | InEchos, OutEchos, InEchoReplies, OutEchoReplies | messages/s | +| ipv6.groupmemb | InQueries, OutQueries, InResponses, OutResponses, InReductions, OutReductions | messages/s | +| ipv6.icmprouter | InSolicits, OutSolicits, InAdvertisements, OutAdvertisements | messages/s | +| ipv6.icmpneighbor | InSolicits, OutSolicits, InAdvertisements, OutAdvertisements | messages/s | +| ipv6.icmpmldv2 | received, sent | reports/s | +| ipv6.icmptypes | InType1, InType128, InType129, InType136, OutType1, OutType128, OutType129, OutType133, OutType135, OutType143 | messages/s | +| ipv6.ect | InNoECTPkts, InECT1Pkts, InECT0Pkts, InCEPkts | packets/s | +| ipv6.ect | InNoECTPkts, InECT1Pkts, InECT0Pkts, InCEPkts | packets/s | +| ipv6.fragsin | ok, failed, timeout, all | packets/s | +| ipv6.fragsout | ok, failed, all | packets/s | + + + +## Alerts + + +The following alerts are available: + +| Alert name | On metric | Description | +|:------------|:----------|:------------| +| [ 1m_tcp_syn_queue_drops ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_listen.conf) | ip.tcp_syn_queue | average number of SYN requests was dropped due to the full TCP SYN queue over the last minute (SYN cookies were not enabled) | +| [ 1m_tcp_syn_queue_cookies ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_listen.conf) | ip.tcp_syn_queue | average number of sent SYN cookies due to the full TCP SYN queue over the last minute | +| [ 1m_tcp_accept_queue_overflows ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_listen.conf) | ip.tcp_accept_queue | average number of overflows in the TCP accept queue over the last minute | +| [ 1m_tcp_accept_queue_drops ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_listen.conf) | ip.tcp_accept_queue | average number of dropped packets in the TCP accept queue over the last minute | +| [ tcp_connections ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_conn.conf) | ip.tcpsock | TCP connections utilization | +| [ 1m_ip_tcp_resets_sent ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_resets.conf) | ip.tcphandshake | average number of sent TCP RESETS over the last minute | +| [ 10s_ip_tcp_resets_sent ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_resets.conf) | ip.tcphandshake | average number of sent TCP RESETS over the last 10 seconds. This can indicate a port scan, or that a service running on this host has crashed. Netdata will not send a clear notification for this alarm. | +| [ 1m_ip_tcp_resets_received ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_resets.conf) | ip.tcphandshake | average number of received TCP RESETS over the last minute | +| [ 10s_ip_tcp_resets_received ](https://github.com/netdata/netdata/blob/master/health/health.d/tcp_resets.conf) | ip.tcphandshake | average number of received TCP RESETS over the last 10 seconds. This can be an indication that a service this host needs has crashed. Netdata will not send a clear notification for this alarm. | +| [ 1m_ipv4_udp_receive_buffer_errors ](https://github.com/netdata/netdata/blob/master/health/health.d/udp_errors.conf) | ipv4.udperrors | average number of UDP receive buffer errors over the last minute | +| [ 1m_ipv4_udp_send_buffer_errors ](https://github.com/netdata/netdata/blob/master/health/health.d/udp_errors.conf) | ipv4.udperrors | average number of UDP send buffer errors over the last minute | + + +## Setup + +### Prerequisites + +No action required. + +### Configuration + +#### File + +There is no configuration file. +#### Options + + + +There are no configuration options. + +#### Examples +There are no configuration examples. + + |