View Service Members
get
/management/coherence/cluster/services/{serviceName}/members
Use this endpoint to list the members of a specific service.
Request
Path Parameters
-
serviceName: string
Name of the cache service.
Response
Supported Media Types
- application/json
200 Response
A successful request that returns the members of a service
Nested Schema : serviceMember
Type:
Show Source
object-
backupCount(optional):
integer(int32)
Read Only:
trueThe number of backups for every cache storage. -
backupCountAfterWritebehind(optional):
integer(int32)
Read Only:
trueThe number of members of the partitioned (distributed) cache service that will retain backup data that does _not_ require write-behind, i.e. data that is not vulnerable to being lost even if the entire cluster were shut down. -
eventBacklog(optional):
integer(int32)
Read Only:
trueThe size of the backlog queue that holds events scheduled to be processed by the EventDispatcher thread. -
eventCount(optional):
integer(int64)
Read Only:
trueThe total number of processed events since the last time the statistics were reset. -
eventInterceptorInfo(optional):
array eventInterceptorInfo
Read Only:
trueAn array of statistics for events processed by event interceptors. -
joinTime(optional):
string(date-time)
Read Only:
trueThe date/time value (in cluster time) that this Member joined the service. -
location(optional):
string
Read Only:
trueThe location of the MBean server -
member(optional):
string
Name of the cluster member.
-
memberCount(optional):
integer(int32)
Read Only:
trueSpecifies the total number of cluster nodes running this service. -
messagesLocal(optional):
integer(int64)
Read Only:
trueThe total number of messages which were self-addressed messages since the last time the statistics were reset. Such messages are used for servicing process-local requests and do not have an associated network cost. -
messagesReceived(optional):
integer(int64)
Read Only:
trueThe total number of messages received by this service since the last time the statistics were reset. This value accounts for messages received by any (local, dedicated or shared) transport. -
messagesSent(optional):
integer(int64)
Read Only:
trueThe number of messages sent by this service since the last time the statistics were reset. This value accounts for messages sent by any (local, dedicated or shared) transport. -
name(optional):
string
Name of the service.
-
nodeId(optional):
integer(int64)
Read Only:
trueThe ID of member to which the MBean belongs -
outgoingTransferCount(optional):
integer(int32)
Read Only:
trueThe number of partitions that are currently being transferred by this service member to other members. -
ownedPartitionsBackup(optional):
integer(int32)
Read Only:
trueThe number of partitions that this Member backs up (responsible for the backup storage). -
ownedPartitionsPrimary(optional):
integer(int32)
Read Only:
trueThe number of partitions that this Member owns (responsible for the primary storage). -
partitionsAll(optional):
integer(int32)
Read Only:
trueThe total number of partitions that every cache storage will be divided into. -
partitionsEndangered(optional):
integer(int32)
Read Only:
trueThe total number of partitions that are not currently backed up. -
partitionsUnbalanced(optional):
integer(int32)
Read Only:
trueThe total number of primary and backup partitions which remain to be transferred until the partition distribution across the storage enabled service members is fully balanced. -
partitionsVulnerable(optional):
integer(int32)
Read Only:
trueThe total number of partitions that are backed up on the same machine where the primary partition owner resides. -
persistenceActiveSpaceAvailable(optional):
integer(int64)
Read Only:
trueThe total remaining free space (in bytes) of the file system used by the persistence layer to persist active cache data. -
persistenceActiveSpaceTotal(optional):
integer(int64)
Read Only:
trueThe total size (in bytes) of the file system used by the persistence layer to persist persist active cache data. -
persistenceActiveSpaceUsed(optional):
integer(int64)
Read Only:
trueThe total size (in bytes) used by the persistence layer to persist active cache data. -
persistenceEnvironment(optional):
string
Read Only:
trueA description of the configured persistence environment or 'n/a' if one has not been configured. -
persistenceLatencyAverage(optional):
number(float)
Read Only:
trueThe average latency (in millis) added to a mutating cache operation by active persistence operations. -
persistenceLatencyMax(optional):
integer(int64)
Read Only:
trueThe maximum latency (in millis) added to a mutating cache operation by an active persistence operation. -
persistenceMode(optional):
string
Read Only:
trueThe current persistence mode for this service. A value of 'active' indicates that all mutating cache operations will be persisted via the configured persistence-environment. A value of 'on-demand' indicates that a persistence-environment has been configured and is available but is not being actively used. In both modes a persistent snapshot can be taken of all caches managed by this service using the configured persistence-environment. A value of 'n/a' indicates that persistence is not configured for this service. -
persistenceSnapshotArchiver(optional):
string
Read Only:
trueA description of the configured snapshot archiver or 'n/a' if one has not been configured. -
persistenceSnapshotSpaceAvailable(optional):
integer(int64)
Read Only:
trueThe total remaining free space (in bytes) of the file system used by the persistence layer to store snapshots. -
persistenceSnapshotSpaceTotal(optional):
integer(int64)
Read Only:
trueThe total size (in bytes) of the file system used by the persistence layer to store snapshots. -
quorumStatus(optional):
string
Read Only:
trueThe current state of the service quorum. -
refreshTime(optional):
string(date-time)
Read Only:
trueThe timestamp when this model was last retrieved from a corresponding node. For local servers it is the local time. -
requestAverageDuration(optional):
number(float)
Read Only:
trueThe average duration (in milliseconds) of an individual request issued by the service since the last time the statistics were reset. -
requestMaxDuration(optional):
integer(int64)
Read Only:
trueThe maximum duration (in milliseconds) of a request issued by the service since the last time the statistics were reset. -
requestPendingCount(optional):
integer(int64)
Read Only:
trueThe number of pending requests issued by the service. -
requestPendingDuration(optional):
integer(int64)
Read Only:
trueThe duration (in milliseconds) of the oldest pending request issued by the service. -
requestTimeoutCount(optional):
integer(int64)
Read Only:
trueThe total number of timed-out requests since the last time the statistics were reset. -
requestTimeoutMillis(optional):
integer(int64)
The default timeout value in milliseconds for requests that can be timed-out (e.g. implement the com.tangosol.net.PriorityTask interface), but do not explicitly specify the request timeout value.
-
requestTotalCount(optional):
integer(int64)
Read Only:
trueThe total number of synchronous requests issued by the service since the last time the statistics were reset. -
running(optional):
boolean
Read Only:
trueSpecifies whether or not the service is running. -
seniorMemberId(optional):
integer(int32)
Read Only:
trueThe service senior member id; -1 if the service is not running. -
statistics(optional):
string
Read Only:
trueStatistics for this service in human readable format. -
statusHA(optional):
string
Read Only:
trueThe High Availability status for this service. The value of MACHINE-SAFE means that all the cluster nodes running on any given machine could be stopped at once without data loss. The value of NODE-SAFE means that any cluster node could be stopped without data loss. The value of ENDANGERED indicates that abnormal termination of any cluster node that runs this service may cause data loss. If either or both site and rack groupings are configured, the values SITE-SAFE and RACK-SAFE mean that all the cluster nodes running on any given site or rack, respectively, could be stopped at once without data loss. -
storageEnabled(optional):
boolean
Read Only:
trueSpecifies whether or not the local storage is enabled for this cluster Member. -
storageEnabledCount(optional):
integer(int32)
Read Only:
trueSpecifies the total number of cluster nodes running this Service for which local storage is enabled. -
taskAverageDuration(optional):
number(float)
Read Only:
trueThe average duration (in milliseconds) of an individual task execution. -
taskBacklog(optional):
integer(int32)
Read Only:
trueThe size of the backlog queue that holds tasks scheduled to be executed by one of the service threads. -
taskCount(optional):
integer(int64)
Read Only:
trueThe total number of executed tasks since the last time the statistics were reset. -
taskHungCount(optional):
integer(int32)
Read Only:
trueThe total number of currently executing hung tasks. -
taskHungDuration(optional):
integer(int64)
Read Only:
trueThe longest currently executing hung task duration in milliseconds. -
taskHungTaskId(optional):
string
Read Only:
trueThe id of the of the longest currently executing hung task. -
taskHungThresholdMillis(optional):
integer(int64)
The amount of time in milliseconds that a task can execute before it is considered hung. Note that a posted task that has not yet started is never considered as hung.
-
taskMaxBacklog(optional):
integer(int32)
Read Only:
trueThe maximum size of the backlog queue since the last time the statistics were reset. -
taskTimeoutCount(optional):
integer(int32)
Read Only:
trueThe total number of timed-out tasks since the last time the statistics were reset. -
taskTimeoutMillis(optional):
integer(int64)
The default timeout value in milliseconds for tasks that can be timed-out (e.g. implement the com.tangosol.net.PriorityTask interface), but do not explicitly specify the task execution timeout value.
-
threadAbandonedCount(optional):
integer(int32)
Read Only:
trueThe number of abandoned threads from the service thread pool. A thread is abandoned and replaced with a new thread if it executes a task for a period of time longer than execution timeout and all attempts to interrupt it fail. -
threadAverageActiveCount(optional):
number(float)
Read Only:
trueThe average number of active (not idle) threads in the service thread pool since the last time the statistics were reset. -
threadCount(optional):
integer(int32)
The number of threads in the service thread pool. For services that support dynamic thread pool sizing, this is the current thread pool size.
-
threadCountMax(optional):
integer(int32)
The maximum thread count allowed for this service when dynamic thread pool sizing is enabled.
-
threadCountMin(optional):
integer(int32)
The minimum thread count for this service when dynamic thread pool sizing is enabled.
-
threadCountUpdateTime(optional):
string(date-time)
Read Only:
trueThe last time an update was made to the ThreadCount. This attribute is only valid when ThreadPoolSizingEnabled is true. -
threadIdleCount(optional):
integer(int32)
Read Only:
trueThe number of currently idle threads in the service thread pool. -
threadPoolSizingEnabled(optional):
boolean
Read Only:
trueWhether or not dynamic thread pool sizing is enabled for this service. -
transportAddress(optional):
string
Read Only:
trueThe service dedicated transport address if any. When present this transport allows the service instance to communicate with other service members via a dedicated transport rather then using the shared cluster transport. -
transportBackloggedConnectionList(optional):
array transportBackloggedConnectionList
Read Only:
trueA list of currently backlogged connections on the service dedicated transport. -
transportBackloggedConnections(optional):
integer(int32)
Read Only:
trueThe number of currently backlogged connections on the service dedicated transport. Any new requests which require the connection will block until the backlog is cleared. -
transportConnections(optional):
integer(int32)
Read Only:
trueThe number of connections currently maintained by the service dedicated transport. This count may be lower than MemberCount if some members have been not been configured to use the dedicated transport, or if it has been identified that there is no advantage in using the dedicated transport for communication with certain members. -
transportReceivedBytes(optional):
integer(int64)
Read Only:
trueThe number of bytes received by the service dedicated transport since the last time the statistics were reset. -
transportReceivedMessages(optional):
integer(int64)
Read Only:
trueThe number of messages received by the service dedicated transport since the last time the statistics were reset. -
transportRetainedBytes(optional):
integer(int64)
Read Only:
trueThe number of bytes retained by the service dedicated transport awaiting delivery acknowledgment. This memory is allocated outside of the Java GC heap space. -
transportSentBytes(optional):
integer(int64)
Read Only:
trueThe number of bytes sent by the service dedicated transport since the last time the statistics were reset. -
transportSentMessages(optional):
integer(int64)
Read Only:
trueThe number of messages sent by the service dedicated transport since the last time the statistics were reset. -
transportStatus(optional):
string
Read Only:
trueThe service dedicated transport status information. -
type(optional):
string
Read Only:
trueAllowed Values:[ "Service" ]The type of the MBean
Nested Schema : eventInterceptorInfo
Type:
arrayRead Only:
trueAn array of statistics for events processed by event interceptors.
Show Source
Nested Schema : transportBackloggedConnectionList
Type:
arrayRead Only:
trueA list of currently backlogged connections on the service dedicated transport.
Show Source