ICMP

Performs ICMP (ping) requests for information on ICMP packet loss, duration and response.

info

Canary checker supports both privileged and unprivileged ping modes using the PING_MODE environment variable or pingMode helm value.

When using unprivileged you need to run:

sudo sysctl -w net.ipv4.ping_group_range="0 2147483647"

imcp-check.yaml
apiVersion: canaries.flanksource.com/v1
kind: Canary
metadata:
  name: icmp-check
spec:
  interval: 30
  icmp:
    - name: github
      endpoint: api.github.com
      thresholdMillis: 600
      packetLossThreshold: 10
      packetCount: 2

Field	Description	Scheme	Required
`endpoint`	Host to ping	string	Yes
`packetCount`	Total number of packets to send per check, defaults to `5`	int
`packetLossThreshold`	Percent of total packets that are allowed to be lost	int64
`thresholdMillis`	Expected response time threshold in ms	int64
`name`	Name of the check, must be unique within the canary	`string`	Yes
`description`	Description for the check	`string`
`icon`	Icon for overwriting default icon on the dashboard	`string`
`labels`	Labels for check	`map[string]string`
`test`	Evaluate whether a check is healthy	`Expression`
`display`	Expression to change the formatting of the display	`Expression`
`transform`	Transform data from a check into multiple individual checks	`Expression`
`metrics`	Metrics to export from	`[]Metrics`

Metrics

Metric
canary_check_icmp_packetloss{'{'}endpoint = "", ip = ""{'}'}	Gauge	Packet loss percentage in ICMP check

ICMP

Metrics​

Metrics