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{
"LINKS": {
"summary": "Returns a list of all TCP links to and from peer nodes.",
"complexity": "O(N) where N is the total number of Cluster nodes",
"group": "cluster",
"since": "7.0.0",
"arity": 2,
"container": "CLUSTER",
"function": "clusterCommand",
"command_flags": [
"STALE"
],
"command_tips": [
"NONDETERMINISTIC_OUTPUT"
],
"reply_schema": {
"description": "an array of cluster links and their attributes",
"type": "array",
"items": {
"type": "object",
"properties": {
"direction": {
"description": "This link is established by the local node _to_ the peer, or accepted by the local node _from_ the peer.",
"oneOf": [
{
"description": "connection initiated from peer",
"const": "from"
},
{
"description": "connection initiated to peer",
"const": "to"
}
]
},
"node": {
"description": "the node id of the peer",
"type": "string"
},
"create-time": {
"description": "unix time creation time of the link. (In the case of a _to_ link, this is the time when the TCP link is created by the local node, not the time when it is actually established.)",
"type": "integer"
},
"events": {
"description": "events currently registered for the link. r means readable event, w means writable event",
"type": "string"
},
"send-buffer-allocated": {
"description": "allocated size of the link's send buffer, which is used to buffer outgoing messages toward the peer",
"type": "integer"
},
"send-buffer-used": {
"description": "size of the portion of the link's send buffer that is currently holding data(messages)",
"type": "integer"
}
},
"additionalProperties": false
}
}
}
}
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