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This documentation is for an older version of Linkerd. In Linkerd 2.15 (current), this document no longer exists.

tap

Listen to a traffic stream for a resource.

Examples

# tap the web deployment in the default namespace
linkerd tap deploy/web

# tap the web-dlbvj pod in the default namespace
linkerd tap pod/web-dlbvj

# tap the test namespace, filter by request to prod namespace
linkerd tap ns/test --to ns/prod

Flags

Flag	Usage
`--authority`	Display requests with this :authority
`--max-rps`	Maximum requests per second to tap.
`--method`	Display requests with this HTTP method
`--namespace` `-n`	Namespace of the specified resource
`--output` `-o`	Output format. One of: “wide”, “json”
`--path`	Display requests with paths that start with this prefix
`--scheme`	Display requests with this scheme
`--to`	Display requests to this resource
`--to-namespace`	Sets the namespace used to lookup the “–to” resource; by default the current “–namespace” is used