# Source: https://docs.vespa.ai/en/reference/operations/metrics/configserver.html.md

# ConfigServer Metrics

 

| Name | Unit | Description |
| --- | --- | --- |
| 

configserver.requests

 | request | Number of requests processed |
| 

configserver.failedRequests

 | request | Number of requests that failed |
| 

configserver.latency

 | millisecond | Time to complete requests |
| 

configserver.cacheConfigElems

 | item | Time to complete requests |
| 

configserver.cacheChecksumElems

 | item | Number of checksum elements in the cache |
| 

configserver.hosts

 | node | The number of nodes being served configuration from the config server cluster |
| 

configserver.tenants

 | instance | The number of tenants being served configuration from the config server cluster |
| 

configserver.applications

 | instance | The number of applications being served configuration from the config server cluster |
| 

configserver.delayedResponses

 | response | Number of delayed responses |
| 

configserver.sessionChangeErrors

 | session | Number of session change errors |
| 

configserver.unknownHostRequests

 | request | Config requests from unknown hosts |
| 

configserver.newSessions

 | session | New config sessions |
| 

configserver.preparedSessions

 | session | Prepared config sessions |
| 

configserver.activeSessions

 | session | Active config sessions |
| 

configserver.inactiveSessions

 | session | Inactive config sessions |
| 

configserver.addedSessions

 | session | Added config sessions |
| 

configserver.removedSessions

 | session | Removed config sessions |
| 

configserver.rpcServerWorkQueueSize

 | item | Number of elements in the RPC server work queue |
| 

maintenanceDeployment.transientFailure

 | operation | Number of maintenance deployments that failed with a transient failure |
| 

maintenanceDeployment.failure

 | operation | Number of maintenance deployments that failed with a permanent failure |
| 

maintenance.successFactorDeviation

 | fraction | Configserver: Maintenance Success Factor Deviation |
| 

maintenance.duration

 | millisecond | Configserver: Maintenance Duration |
| 

maintenance.congestion

 | failure | Configserver: Maintenance Congestion |
| 

configserver.zkConnectionLost

 | connection | Number of ZooKeeper connections lost |
| 

configserver.zkReconnected

 | connection | Number of ZooKeeper reconnections |
| 

configserver.zkConnected

 | node | Number of ZooKeeper nodes connected |
| 

configserver.zkSuspended

 | node | Number of ZooKeeper nodes suspended |
| 

configserver.zkZNodes

 | node | Number of ZooKeeper nodes present |
| 

configserver.zkAvgLatency

 | millisecond | Average latency for ZooKeeper requests |
| 

configserver.zkMaxLatency

 | millisecond | Max latency for ZooKeeper requests |
| 

configserver.zkConnections

 | connection | Number of ZooKeeper connections |
| 

configserver.zkOutstandingRequests

 | request | Number of ZooKeeper requests in flight |
| 

orchestrator.lock.acquire-latency

 | second | Time to acquire zookeeper lock |
| 

orchestrator.lock.acquire-success

 | operation | Number of times zookeeper lock has been acquired successfully |
| 

orchestrator.lock.acquire-timedout

 | operation | Number of times zookeeper lock couldn't be acquired within timeout |
| 

orchestrator.lock.acquire

 | operation | Number of attempts to acquire zookeeper lock |
| 

orchestrator.lock.acquired

 | operation | Number of times zookeeper lock was acquired |
| 

orchestrator.lock.hold-latency

 | second | Time zookeeper lock was held before it was released |
| 

nodes.active

 | node | The number of active nodes in a cluster |
| 

nodes.nonActive

 | node | The number of non-active nodes in a cluster |
| 

nodes.nonActiveFraction

 | node | The fraction of non-active nodes vs total nodes in a cluster |
| 

nodes.exclusiveSwitchFraction

 | fraction | The fraction of nodes in a cluster on exclusive network switches |
| 

nodes.emptyExclusive

 | node | The number of exclusive hosts that do not have any nodes allocated to them |
| 

nodes.expired.deprovisioned

 | node | The number of deprovisioned nodes that have expired |
| 

nodes.expired.dirty

 | node | The number of dirty nodes that have expired |
| 

nodes.expired.inactive

 | node | The number of inactive nodes that have expired |
| 

nodes.expired.provisioned

 | node | The number of provisioned nodes that have expired |
| 

nodes.expired.reserved

 | node | The number of reserved nodes that have expired |
| 

cluster.cost

 | dollar\_per\_hour | The cost of the nodes allocated to a certain cluster, in $/hr |
| 

cluster.load.ideal.cpu

 | fraction | The ideal cpu load of a certain cluster |
| 

cluster.load.ideal.memory

 | fraction | The ideal memory load of a certain cluster |
| 

cluster.load.ideal.disk

 | fraction | The ideal disk load of a certain cluster |
| 

cluster.load.peak.cpu

 | fraction | The peak cpu load in the period considered of a certain cluster |
| 

cluster.load.peak.memory

 | fraction | The peak memory load in the period considered of a certain cluster |
| 

cluster.load.peak.disk

 | fraction | The peak disk load in the period considered of a certain cluster |
| 

zone.working

 | binary | The value 1 if zone is considered healthy, 0 if not. This is decided by considering the number of non-active nodes vs the number of active nodes in a zone |
| 

cache.nodeObject.hitRate

 | fraction | The fraction of cache hits vs cache lookups for the node object cache |
| 

cache.nodeObject.evictionCount

 | item | The number of cache elements evicted from the node object cache |
| 

cache.nodeObject.size

 | item | The number of cache elements in the node object cache |
| 

cache.curator.hitRate

 | fraction | The fraction of cache hits vs cache lookups for the curator cache |
| 

cache.curator.evictionCount

 | item | The number of cache elements evicted from the curator cache |
| 

cache.curator.size

 | item | The number of cache elements in the curator cache |
| 

wantedRestartGeneration

 | generation | Wanted restart generation for tenant node |
| 

currentRestartGeneration

 | generation | Current restart generation for tenant node |
| 

wantToRestart

 | binary | One if node wants to restart, zero if not |
| 

wantedRebootGeneration

 | generation | Wanted reboot generation for tenant node |
| 

currentRebootGeneration

 | generation | Current reboot generation for tenant node |
| 

wantToReboot

 | binary | One if node wants to reboot, zero if not |
| 

retired

 | binary | One if node is retired, zero if not |
| 

wantedVespaVersion

 | version | Wanted vespa version for the node, in the form MINOR.PATCH. Major version is not included here |
| 

currentVespaVersion

 | version | Current vespa version for the node, in the form MINOR.PATCH. Major version is not included here |
| 

wantToChangeVespaVersion

 | binary | One if node want to change Vespa version, zero if not |
| 

hasWireguardKey

 | binary | One if node has a WireGuard key, zero if not |
| 

wantToRetire

 | binary | One if node wants to retire, zero if not |
| 

wantToDeprovision

 | binary | One if node wants to be deprovisioned, zero if not |
| 

failReport

 | binary | One if there is a fail report for the node, zero if not |
| 

suspended

 | binary | One if the node is suspended, zero if not |
| 

suspendedSeconds

 | second | The number of seconds the node has been suspended |
| 

activeSeconds

 | second | The number of seconds the node has been active |
| 

numberOfServicesUp

 | instance | The number of services confirmed to be running on a node |
| 

numberOfServicesNotChecked

 | instance | The number of services supposed to run on a node, that has not checked |
| 

numberOfServicesDown

 | instance | The number of services confirmed to not be running on a node |
| 

someServicesDown

 | binary | One if one or more services has been confirmed to not run on a node, zero if not |
| 

numberOfServicesUnknown

 | instance | The number of services the config server does not know is running on a node |
| 

nodeFailerBadNode

 | binary | One if the node is failed due to being bad, zero if not |
| 

downInNodeRepo

 | binary | One if the node is registered as being down in the node repository, zero if not |
| 

numberOfServices

 | instance | Number of services supposed to run on a node |
| 

lockAttempt.acquireMaxActiveLatency

 | second | Maximum duration for keeping a lock, ending during the metrics snapshot, or still being kept at the end or this snapshot period |
| 

lockAttempt.acquireHz

 | operation\_per\_second | Average number of locks acquired per second the snapshot period |
| 

lockAttempt.acquireLoad

 | operation | Average number of locks held concurrently during the snapshot period |
| 

lockAttempt.lockedLatency

 | second | Longest lock duration in the snapshot period |
| 

lockAttempt.lockedLoad

 | operation | Average number of locks held concurrently during the snapshot period |
| 

lockAttempt.acquireTimedOut

 | operation | Number of locking attempts that timed out during the snapshot period |
| 

lockAttempt.deadlock

 | operation | Number of lock grab deadlocks detected during the snapshot period |
| 

lockAttempt.errors

 | operation | Number of other lock related errors detected during the snapshot period |
| 

hostedVespa.docker.totalCapacityCpu

 | vcpu | Total number of VCPUs on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.totalCapacityMem

 | gigabyte | Total amount of memory on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.totalCapacityDisk

 | gigabyte | Total amount of disk space on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.freeCapacityCpu

 | vcpu | Total number of free VCPUs on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.freeCapacityMem

 | gigabyte | Total amount of free memory on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.freeCapacityDisk

 | gigabyte | Total amount of free disk space on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.allocatedCapacityCpu

 | vcpu | Total number of allocated VCPUs on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.allocatedCapacityMem

 | gigabyte | Total amount of allocated memory on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.docker.allocatedCapacityDisk

 | gigabyte | Total amount of allocated disk space on tenant hosts managed by hosted Vespa in a zone |
| 

hostedVespa.pendingRedeployments

 | task | The number of hosted Vespa re-deployments pending |
| 

hostedVespa.docker.skew

 | fraction | A number in the range 0..1 indicating how well allocated resources are balanced with availability on hosts |
| 

hostedVespa.activeHosts

 | host | The number of managed hosts that are in state "active" |
| 

hostedVespa.breakfixedHosts

 | host | The number of managed hosts that are in state "breakfixed" |
| 

hostedVespa.deprovisionedHosts

 | host | The number of managed hosts that are in state "deprovisioned" |
| 

hostedVespa.dirtyHosts

 | host | The number of managed hosts that are in state "dirty" |
| 

hostedVespa.failedHosts

 | host | The number of managed hosts that are in state "failed" |
| 

hostedVespa.inactiveHosts

 | host | The number of managed hosts that are in state "inactive" |
| 

hostedVespa.parkedHosts

 | host | The number of managed hosts that are in state "parked" |
| 

hostedVespa.provisionedHosts

 | host | The number of managed hosts that are in state "provisioned" |
| 

hostedVespa.readyHosts

 | host | The number of managed hosts that are in state "ready" |
| 

hostedVespa.reservedHosts

 | host | The number of managed hosts that are in state "reserved" |
| 

hostedVespa.activeNodes

 | host | The number of managed nodes that are in state "active" |
| 

hostedVespa.breakfixedNodes

 | host | The number of managed nodes that are in state "breakfixed" |
| 

hostedVespa.deprovisionedNodes

 | host | The number of managed nodes that are in state "deprovisioned" |
| 

hostedVespa.dirtyNodes

 | host | The number of managed nodes that are in state "dirty" |
| 

hostedVespa.failedNodes

 | host | The number of managed nodes that are in state "failed" |
| 

hostedVespa.inactiveNodes

 | host | The number of managed nodes that are in state "inactive" |
| 

hostedVespa.parkedNodes

 | host | The number of managed nodes that are in state "parked" |
| 

hostedVespa.provisionedNodes

 | host | The number of managed nodes that are in state "provisioned" |
| 

hostedVespa.readyNodes

 | host | The number of managed nodes that are in state "ready" |
| 

hostedVespa.reservedNodes

 | host | The number of managed nodes that are in state "reserved" |
| 

overcommittedHosts

 | host | The number of hosts with over-committed resources |
| 

spareHostCapacity

 | host | The number of spare hosts |
| 

throttledHostFailures

 | host | Number of host failures stopped due to throttling |
| 

throttledNodeFailures

 | host | Number of node failures stopped due to throttling |
| 

nodeFailThrottling

 | binary | Metric indicating when node failure throttling is active. The value 1 means active, 0 means inactive |
| 

clusterAutoscaled

 | operation | Number of times a cluster has been rescaled by the autoscaler |
| 

clusterAutoscaleDuration

 | second | The currently predicted duration of a rescaling of this cluster |
| 

deployment.prepareMillis

 | millisecond | Duration of deployment preparations |
| 

deployment.activateMillis

 | millisecond | Duration of deployment activations |
| 

throttledHostProvisioning

 | binary | Value 1 if host provisioning is throttled, 0 if not |

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