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