ob-col/receiver/zookeeperreceiver/documentation.md

zookeeper

Default Metrics

The following metrics are emitted by default. Each of them can be disabled by applying the following configuration:

metrics:
  <metric_name>:
    enabled: false

zookeeper.connection.active

Number of active clients connected to a ZooKeeper server.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{connections}	Sum	Int	Cumulative	false

zookeeper.data_tree.ephemeral_node.count

Number of ephemeral nodes that a ZooKeeper server has in its data tree.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{nodes}	Sum	Int	Cumulative	false

zookeeper.data_tree.size

Size of data in bytes that a ZooKeeper server has in its data tree.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
By	Sum	Int	Cumulative	false

zookeeper.file_descriptor.limit

Maximum number of file descriptors that a ZooKeeper server can open.

Unit	Metric Type	Value Type
{file_descriptors}	Gauge	Int

zookeeper.file_descriptor.open

Number of file descriptors that a ZooKeeper server has open.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{file_descriptors}	Sum	Int	Cumulative	false

zookeeper.follower.count

The number of followers. Only exposed by the leader.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{followers}	Sum	Int	Cumulative	false

Attributes

Name	Description	Values
state	State of followers	Str: synced, unsynced

zookeeper.fsync.exceeded_threshold.count

Number of times fsync duration has exceeded warning threshold.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{events}	Sum	Int	Cumulative	true

zookeeper.latency.avg

Average time in milliseconds for requests to be processed.

Unit	Metric Type	Value Type
ms	Gauge	Int

zookeeper.latency.max

Maximum time in milliseconds for requests to be processed.

Unit	Metric Type	Value Type
ms	Gauge	Int

zookeeper.latency.min

Minimum time in milliseconds for requests to be processed.

Unit	Metric Type	Value Type
ms	Gauge	Int

zookeeper.packet.count

The number of ZooKeeper packets received or sent by a server.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{packets}	Sum	Int	Cumulative	true

Attributes

Name	Description	Values
direction	State of a packet based on io direction.	Str: received, sent

zookeeper.request.active

Number of currently executing requests.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{requests}	Sum	Int	Cumulative	false

zookeeper.ruok

Response from zookeeper ruok command

Unit	Metric Type	Value Type
1	Gauge	Int

zookeeper.sync.pending

The number of pending syncs from the followers. Only exposed by the leader.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{syncs}	Sum	Int	Cumulative	false

zookeeper.watch.count

Number of watches placed on Z-Nodes on a ZooKeeper server.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{watches}	Sum	Int	Cumulative	false

zookeeper.znode.count

Number of z-nodes that a ZooKeeper server has in its data tree.

Unit	Metric Type	Value Type	Aggregation Temporality	Monotonic
{znodes}	Sum	Int	Cumulative	false

Resource Attributes

Name	Description	Values	Enabled
server.state	State of the Zookeeper server (leader, standalone or follower).	Any Str	true
zk.version	Zookeeper version of the instance.	Any Str	true