One Hat Cyber Team

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Dir : ~/usr/local/src/netdata/health/health.d/

View File Name : tcp_resets.conf

# you can disable an alarm notification by setting the 'to' line to: silent

# -----------------------------------------------------------------------------
# tcp resets this host sends

    alarm: 1m_ip_tcp_resets_sent
       on: ip.tcphandshake
    class: Errors
     type: System
component: Network
       os: linux
    hosts: *
   lookup: average -1m at -10s unaligned absolute of OutRsts
    units: tcp resets/s
    every: 10s
     info: average number of sent TCP RESETS over the last minute

    alarm: 10s_ip_tcp_resets_sent
       on: ip.tcphandshake
    class: Errors
     type: System
component: Network
       os: linux
    hosts: *
   lookup: average -10s unaligned absolute of OutRsts
    units: tcp resets/s
    every: 10s
     warn: $netdata.uptime.uptime > (1 * 60) AND $this > ((($1m_ip_tcp_resets_sent < 5)?(5):($1m_ip_tcp_resets_sent)) * (($status >= $WARNING)  ? (1) : (10)))
    delay: up 20s down 60m multiplier 1.2 max 2h
  options: no-clear-notification
  summary: System TCP outbound resets
     info: 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.
       to: silent

# -----------------------------------------------------------------------------
# tcp resets this host receives

    alarm: 1m_ip_tcp_resets_received
       on: ip.tcphandshake
    class: Errors
     type: System
component: Network
       os: linux freebsd
    hosts: *
   lookup: average -1m at -10s unaligned absolute of AttemptFails
    units: tcp resets/s
    every: 10s
     info: average number of received TCP RESETS over the last minute

    alarm: 10s_ip_tcp_resets_received
       on: ip.tcphandshake
    class: Errors
     type: System
component: Network
       os: linux freebsd
    hosts: *
   lookup: average -10s unaligned absolute of AttemptFails
    units: tcp resets/s
    every: 10s
     warn: $netdata.uptime.uptime > (1 * 60) AND $this > ((($1m_ip_tcp_resets_received < 5)?(5):($1m_ip_tcp_resets_received)) * (($status >= $WARNING)  ? (1) : (10)))
    delay: up 20s down 60m multiplier 1.2 max 2h
  options: no-clear-notification
  summary: System TCP inbound resets
     info: 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.
       to: silent