Available Metrics

BytesReceived

Total bytes received.

BytesSent

Total bytes sent.

ConnectionsInitiated

Total initiated connections.

CursorsActive

Active cursors.

RequestsActive

Requests in progress.

RequestsProcessed

Total processed requests.

RequestsFailed

Total failed requests.

SessionsAccepted

Total accepted sessions.

SessionsActive

The number of currently active sessions.

SessionsRejected

Total sessions rejected due to handshake errors.

SessionsRejectedTls

Total sessions rejected due to TLS handshake errors.

SessionsRejectedTimeout

Total sessions rejected due to timeout.

TransactionsActive

Active transactions.

ClockSkewExceedingMaxClockSkew

Observed clock skew that exceeded max clock skew.

DetailedExpirationMetrics

Detailed expiration metrics.

TotalDeletedExpiredRowsCount

Total number of deleted expired rows.

EntriesObserved

The number of entries received from the source cluster.

EntriesSent

The number of entries sent to receiver clusters.

ReplicationLag

Estimated lag between entry being sent by the source cluster and received on the target cluster, in milliseconds.

UpTime

The uptime of the Java virtual machine in milliseconds.

gc.CollectionTime

Approximate total time spent on garbage collection in milliseconds, summed across all collectors.

memory.heap.Committed

Committed amount of heap memory.

memory.heap.Init

Initial amount of heap memory.

memory.heap.Max

Maximum amount of heap memory.

memory.heap.Used

Currently used amount of heap memory.

memory.non-heap.Committed

Committed amount of non-heap memory.

memory.non-heap.Init

Initial amount of non-heap memory.

memory.non-heap.Max

Maximum amount of non-heap memory.

memory.non-heap.Used

Used amount of non-heap memory.

license.DaysToLicenseExpiration

The number of days left until the license expires.

license.MaxNumberOfCores

Maximum number of cores allowed. Represents a sum of cores used for all cluster nodes (0 is unlimited).

license.MaxNumberOfNodes

Maximum number of nodes allowed. Represents a total number nodes in cluster topology (0 is unlimited).

license.MaxNumberOfHosts

The maximum number of hosts allowed. Represents a number of hosts where cluster nodes are located (0 is unlimited).

license.MaxHeapSize

Maximum heap size allowed. Represents a sum of configured maximum heap sizes on cluster nodes (0 is unlimited).

license.MaxOffheapSize

Maximum off-heap size allowed. Represents a sum of all storage profiles sizes on cluster nodes (0 is unlimited).

license.MaxRamSize

The maximum RAM size allowed. Represents a sum of available RAM on all hosts (0 is unlimited).

IdempotentCacheSize

The current size of the cache of idempotent commands' results.

SafeTimeLag

Number of milliseconds the local MetaStorage SafeTime lags behind the local logical clock.

CpuLoad

CPU load. The value is between 0.0 and 1.0, where 0.0 means no CPU load and 1.0 means 100% CPU load. If the CPU load information is not available, a negative value is returned.

LoadAverage

System load average for the last minute. System load average is the sum of the number of runnable entities queued to the available processors and the number of runnable entities running on the available processors averaged over a period of time. The way in which the load average is calculated depends on the operating system. If the load average is not available, a negative value is returned.

ActiveLeasesCount

Number of currently active leases.

CurrentPendingAssignmentsSize

Current size of pending assignments over all partitions.

CurrentStableAssignmentsSize

Current size of stable assignments over all partitions.

LeasesCreated

Total number of created leases.

LeasesProlonged

Total number of prolonged leases.

LeasesPublished

Total number of published leases.

LeasesWithoutCandidates

Total number of prolonged leases.

raft.fsmcaller.disruptor.Stripes

The histogram of distribution data by stripes in the state machine for partitions

raft.fsmcaller.disruptor.Batch

The histogram of the batch size to handle in the state machine for partitions

raft.logmanager.disruptor.Batch

The histogram of the batch size to handle in the log for partitions

raft.logmanager.disruptor.Stripes

The histogram of distribution data by stripes in the log for partitions

raft.nodeimpl.disruptor.Batch

The histogram of the batch size to handle node operations for partitions

raft.nodeimpl.disruptor.Stripes

The histogram of distribution data by stripes for node operations for partitions

raft.readonlyservice.disruptor.Stripes

The histogram of distribution data by stripes readonly operations for partitions

raft.readonlyservice.disruptor.Batch

The histogram of the batch size to handle readonly operations for partitions

MarkedForVacuumTransactionMetaCount

Count of transaction metas that have been marked for vacuum.

SkippedForFurtherProcessingUnfinishedTransactionCount

The current number of unfinished transactions that are skipped by vacuumizer for further processing.

VacuumizedPersistentTransactionMetaCount

Count of persistent transaction metas that have been vacuumized.

VacuumizedVolatileTxnMetaCount

Count of volatile transaction metas that have been vacuumized.

CpTotalPages

Number of pages in the current checkpoint.

CpEvictedPages

Number of evicted pages in the current checkpoint.

CpWrittenPages

Number of written pages in the current checkpoint.

CpSyncedPages

Number of fsynced pages in the current checkpoint.

CpWriteSpeed

Checkpoint write speed, in pages per second. Value is averaged over the last 3 checkpoints plus the current one.

CurrDirtyRatio

Current ratio of dirty pages (dirty vs total), expressed as a fraction. The fraction is computed for each segment in the current region, and the highest value becomes "current."

LastEstimatedSpeedForMarkAll

Last estimated speed of marking all clean pages dirty to the end of a checkpoint, in pages/second.

MaxSize

Maximum in-memory region size in bytes.

MarkDirtySpeed

Speed of marking pages dirty, in pages/second. Value is averaged over the last 3 fragments, 0.25 sec each, plus the current fragment, 0-0.25 sec (0.75-1.0 sec total).

SpeedBasedThrottlingPercentage

Fraction of throttling time within average marking time (e.g., "quarter" = 0.25).

TargetDirtyRatio

Ratio of dirty pages (dirty vs total), expressed as a fraction. Throttling starts when this ratio is reached.

ThrottleParkTime

Park (sleep) time for the Write operation, in nanoseconds. Value is averaged over the last 3 fragments, 0.25 sec each, plus the current fragment, 0-0.25 sec (0.75-1.0 sec total). It defines park periods for either the checkpoint buffer protection or the clean page pool protection.

TotalAllocatedSize

Total size of allocated pages on disk in bytes.

TotalUsedSize

Total size of non-empty allocated pages on disk in bytes.

OpenCursors

Number of currently open cursors.

Limit

SQL memory limit (bytes)

MaxReserved

Maximum memory usage by SQL so far (bytes)

Reserved

Current memory usage by SQL (bytes)

StatementLimit

Memory limit per SQL statement (bytes)

DataLimit

SQL offloading data limit in bytes.

DiskUsage

The amount of space currently used by the offloading in bytes.

MaxDiskUsage

The maximum amount of space used by the offloading in bytes.

OpenedFilesCount

The number of open files used for offloading.

OffloadedActiveQueries

The number of active queries that have been spilled to disk.

TotalOffloadedQueries

The total number of queries that have been spilled to disk.

TotalBytesRead

The total number of bytes read from disk by the offloading.

TotalBytesWritten

The total number of bytes written to disk by the offloading.

TotalWriteOperationsCount

The total number of read operations performed by the offloading.

TotalReadOperationsCount

The total number of write operations performed by the offloading.

Hits

Cache plan hits.

Misses

Cache plan misses.

Canceled

Total number of canceled queries.

ExceededMemoryQuota

Total number of queries that failed due to exceeding memory quota.

Failed

Total number of failed queries. This metric includes all unsuccessful queries, regardless of reason.

Succeeded

Total number of successful queries.

TimedOut

Total number of queries that failed due to time-out.

ActiveCount

Approximate number of threads that are actively executing tasks.

CompletedTaskCount

Approximate total number of tasks that have completed execution.

CorePoolSize

The core number of threads.

KeepAliveTime

Thread keep-alive time, which is the amount of time which threads in excess of the core pool size may remain idle before being terminated.

LargestPoolSize

Largest number of threads that have ever simultaneously been in the pool.

MaximumPoolSize

The maximum allowed number of threads.

PoolSize

Current number of threads in the pool.

TaskCount

Approximate total number of tasks that have been scheduled for execution.

QueueSize

Current size of the execution queue.

ClusterId

Unique identifier of the cluster.

ClusterName

Unique name of the cluster.

TotalNodes

Number of nodes in the logical topology.

NodeName

Unique name of the node.

NodeId

Unique identifier of the node.

NodeVersion

GridGain version on the node.

RwCommits

Total number of read-write transaction commits.

RoCommits

Total number of read-only transaction commits.

RwRollbacks

Total number of read-write transaction rollbacks.

RoRollbacks

Total number of read-only transaction rollbacks.

RwDuration

Histogram representation of read-write transaction latency.

RoDuration

Histogram representation of read-only transaction latency.

TotalRollbacks

Total number of transactions rollbacks.

TotalCommits

Total number of transaction commits.

LocalUnrebalancedPartitionsCount

The number of partitions that should be moved to this node.

TotalUnrebalancedPartitionsCount

The total number of partitions that should be moved to a new owner.