Stan fields
Stack
stan Module
stan contains statistics that were read from Nats Streaming server (STAN)
stan.server.id-
The server ID
type: keyword
stan.cluster.id-
The cluster ID
type: keyword
Contains stan / nats streaming/serverz endpoint metrics
stan.channels.name-
The name of the STAN streaming channel
type: keyword
stan.channels.messages-
The number of STAN streaming messages
type: long
stan.channels.bytes-
The number of STAN bytes in the channel
type: long
stan.channels.first_seq-
First sequence number stored in the channel. If first_seq > min([seq in subscriptions]) data loss has possibly occurred
type: long
stan.channels.last_seq-
Last sequence number stored in the channel
type: long
stan.channels.depth-
Queue depth based upon current sequence number and highest reported subscriber sequence number
type: long
Contains only high-level stan / nats streaming server related metrics
stan.stats.state-
The cluster / streaming configuration state (STANDALONE, CLUSTERED)
type: keyword
stan.stats.role-
If clustered, role of this node in the cluster (Leader, Follower, Candidate)
type: keyword
stan.stats.clients-
The number of STAN clients
type: integer
stan.stats.subscriptions-
The number of STAN streaming subscriptions
type: integer
stan.stats.channels-
The number of STAN channels
type: integer
stan.stats.messages-
Number of messages across all STAN queues
type: long
stan.stats.bytes-
Number of bytes consumed across all STAN queues
type: long
Contains stan / nats streaming/serverz endpoint subscription metrics
stan.subscriptions.id-
The name of the STAN channel subscription (client_id)
type: keyword
stan.subscriptions.channel-
The name of the STAN channel the subscription is associated with
type: keyword
stan.subscriptions.queue-
The name of the NATS queue that the STAN channel subscription is associated with, if any
type: keyword
stan.subscriptions.last_sent-
Last known sequence number of the subscription that was acked
type: long
stan.subscriptions.pending-
Number of pending messages from / to the subscriber
type: long
stan.subscriptions.offline-
Is the subscriber marked as offline?
type: boolean
stan.subscriptions.stalled-
Is the subscriber known to be stalled?
type: boolean