node

Manages nodes in the cluster

Fields

The following table lists the data fields that provide information about each node. Each field has two names:

  • Field name - displayed in the output of the node list command
  • Short name - used to specify the columns displayed using the columns parameter

The short name is also used when specifying rows with a filter, for example when specifying nodes on which to perform an action with the node services command.

Field Name

 Short Name

Description
blockMovesIn bmi Block moves in.
blockMovesOut bmo Block moves out.

bytesReceived

 br

Bytes received by the node since the last CLDB heartbeat.

bytesSent

 bs

Bytes sent by the node since the last CLDB heartbeat.
configuredservice csvc Services that are configured as roles on the node.

CorePresentAlarm

 ncp

Cores Present Alarm (NODE_ALARM_CORE_PRESENT):

  • 0 = Clear
  • 1 = Raised

cpus

 cpc

The total number of CPUs on the node.

davail

 dsa

Disk space available on the node.

DiskFailureAlarm

 fda

Failed Disks alarm (DISK_FAILURE):

  • 0 = Clear
  • 1 = Raised

disks

 dsc

Total number of disks on the node.

dreadK

 drk

Disk Kbytes read since the last heartbeat.

dreads

 dro

Disk read operations since the last heartbeat.
DRILLDOWNALARM dda Timestamp when "Drill Service Down" alarm is raised.

dtotal

 dst

Total disk space on the node.

dused

 dsu

Disk space used on the node.

dwriteK

 dwk

Disk Kbytes written since the last heartbeat.

dwrites

 dwo

Disk write ops since the last heartbeat.

faileddisks

 nfd

Number of failed MapR-FS disks on the node.

  • 0 = Clear
  • 1 = Raised

fs-heartbeat

 fhb

Time since the last heartbeat to the CLDB, in seconds.
gw gw The gateway address.
HbProcessingSlow hbpsa Timestamp when "Heartbeet Process Slow" alarm is raised.

health

 h

Overall node health, calculated from various alarm states:

  • 0 = Healthy
  • 1 = Needs attention
  • 2 = Degraded
  • 3 = Maintenance
  • 4 = Critical
healthDesc hd The health description.
HighMfsMemoryAlarm nhmm The High FileServer Memory Alarm (NODE_ALARM_HIGH_MFS_MEMORY):
  • 0 = Clear
  • 1 = Raised

HomeMapRFullAlarm

 hmf

Installation Directory Full Alarm (NODE_ALARM_OPT_MAPR_FULL):

  • 0 = Clear
  • 1 = Raised

hostname

 hn

The host name.

id

 id

The node ID.
IncorrectTopologyAlarm ita Timestamp when "Incorrect Topology" alarm is raised.

ip

 ip

A list of IP addresses associated with the node.
JobHistoryServerDown jhsa Timestamp when "Job History Server Down" alarm is raised.

jt-heartbeat

 jhb

Time since the last heartbeat to the JobTracker, in seconds.

LogLevelAlarm

 lla

Excessive Logging Alarm (NODE_ALARM_DEBUG_LOGGING):

  • 0 = Clear
  • 1 = Raised
mac mac

The MAC address.

MapRfs disks

 nmd

Number of disks for use by MapR-FS
maxContainersThreshold mct Max containers threshold.
MemoryAllocationAlarm maa Timestamp when "Memory Allocation Exceeded" alarm is raised.
MemorySwapping msa Timestamp when "Memory Swapping" alarm is raised.

mtotal

 mt

Total memory, in GB.

mused

 mu

Memory used, in GB.
nm nm The netmask
NodeDuplicateHostIdAlarm ndh The Duplicate Host ID alarm (NODE_ALARM_DUPLICATE_HOSTID):
  • 0 = Clear
  • 1 = Raised
NodeManagerDown nma Timestamp when "Node Manager Down" alarm is raised.
NodeMaprUserMismatchAlarm nma Node MapR User Mismatch alarm (NODE_ALARM_MAPRUSER_MISMATCH):
  • 0 = Clear
  • 1 = Raised
NodeMetricsWriteProblemAlarm nmw Node Metrics Write Problem Alarm (NODE_ALARM_METRICS_WRITE_PROBLEM):
  • 0 = Clear
  • 1 = Raised
NodeNoHeartbeatAlarm nha Node no heartbeat alarm ():
  • 0 = Clear
  • 1 = Raised
NodeTooManyContainersAlarm nmc Node Too Many Containers alarm ():
  • 0 = Clear
  • 1 = Raised
numResyncSlots nrs The number of resync slots.
numGetsInLastTenSeconds ngl10s Number of table get operations in last 10 seconds.
numGetsInLastMinute ngl1m Number of table get operations in last 1 minute.
numGetsInLastFiveMinutes ngl5m Number of table get operations in last 5 minutes.
numGetsInLastFifteenMinutes ngl15m Number of table get operations in last 15 minutes.
numPutsInLastTenSeconds npl10s Number of table put operations in last 10 seconds.
numPutsInLastMinute npl1m Number of table put operations in last 1 minute.
numPutsInLastFiveMinutes npl5m Number of table put operations in last 5 minutes
numPutsInLastFifteenMinutes npl15m Number of table put operations in last 15 minutes.
numScansInLastTenSeconds nsl10s Number of table scan operations in last 10 seconds.
numScansInLastMinute nsl1m Number of table scan operations in last 1 minute.
numScansInLastFiveMinutes nsl5m Number of table scan operations in last 5 minutes.
numScansInLastFifteenMinutes nsl15m Number of table scan operations in last 15 minutes.
PamMisconfiguredAlarm pma PAM misconfigured alarm (NODE_ALARM_PAM_MISCONFIGURED):
  • 0 = Clear
  • 1 = Raised
ResourceManagerDown rma Timestamp when "Resource Manager Down" alarm is raised.

RootPartitionFullAlarm

 rpf

Root Partition Full Alarm (NODE_ALARM_ROOT_PARTITION_FULL):

  • 0 = Clear
  • 1 = Raised

rpcin

 rpi

RPC bytes received since the last heartbeat.

rpcout

 rpo

RPC bytes sent since the last heartbeat.

rpcs

 rpc

Number of RPCs since the last heartbeat.

service

 svc

A comma-separated list of services running on the node:

  • cldb - CLDB
  • fileserver - MapR-FS
  • jobtracker - JobTracker
  • tasktracker - TaskTracker
  • hbmaster - HBase Master
  • hbregionserver - HBase RegionServer
  • nfs - NFS Gateway Example: "cldb,fileserver,nfs"
ServiceBeeswaxDownNotRunningAlarm sbwa Timestamp when "HtBeeswaxtpfs Service Down" alarm is raised.

ServiceCLDBDownNotRunningAlarm

 sca

CLDB Service Down Alarm (NODE_ALARM_SERVICE_CLDB_DOWN)

  • 0 = Clear
  • 1 = Raised

ServiceFileserverDownNotRunningAlarm

 sfsa

Fileserver Service Down Alarm (NODE_ALARM_SERVICE_FILESERVER_DOWN)

  • 0 = Clear
  • 1 = Raised

ServiceHBMasterDownNotRunningAlarm

 shma

HBase Master Service Down Alarm (NODE_ALARM_SERVICE_HBMASTER_DOWN)

  • 0 = Clear
  • 1 = Raised

ServiceHBRegionDownNotRunningAlarm

 shra

HBase Regionserver Service Down Alarm (NODE_ALARM_SERVICE_HBREGION_DOWN)

  • 0 = Clear
  • 1 = Raised
ServiceHiveDownNowRunningAlarm shivea Timestamp when "Hive Service Down" alarm is raised.
ServiceHoststatsDownNotRunningAlarm sha

Hoststats Service Down Alarm (NODE_ALARM_SERVICE_HOSTSTATS_DOWN)

  • 0 = Clear
  • 1 = Raised
ServiceHs2DownNotRunningAlarm shs2a Timestamp when "Hs2 Service Down" alarm is raised.
ServiceHttpfsDownNotRunningAlarm shttpfsa Timestamp when "Httpfs Service Down" alarm is raised.

ServiceHueDownNotRunningAlarm shuea Timestamp when "Hue Service Down" alarm is raised.

ServiceJTDownNotRunningAlarm

 sja

Jobtracker Service Down Alarm (NODE_ALARM_SERVICE_JT_DOWN)

  • 0 = Clear
  • 1 = Raised

ServiceMiscDownNotRunningAlarm

():

  • 0 = Clear
  • 1 = Raised

ServiceNFSDownNotRunningAlarm

 sna

NFS Service Down Alarm (NODE_ALARM_SERVICE_NFS_DOWN):

  • 0 = Clear
  • 1 = Raised
ServiceOozieDownNotRunningAlarm soa Timestamp when "Oozie Service Down" alarm is raised.

ServiceTTDownNotRunningAlarm

 sta

Tasktracker Service Down Alarm (NODE_ALARM_SERVICE_TT_DOWN):

  • 0 = Clear
  • 1 = Raised

ServicesWebserverDownNotRunningAlarm

 swa

Webserver Service Down Alarm (NODE_ALARM_SERVICE_WEBSERVER_DOWN)

  • 0 = Clear
  • 1 = Raised
switchtopo sp The switch path.

TimeSkewAlarm

 tsa

Time Skew alarm (NODE_ALARM_TIME_SKEW):

  • 0 = Clear
  • 1 = Raised
TTLocaldirFullAlarm tla TaskTracker local directory full alarm (NODE_ALARM_TT_LOCALDIR_FULL):
  • 0 = Clear
  • 1 = Raised

racktopo

 rp

The rack path.

ttmapSlots

 tms

TaskTracker map slots.

ttmapUsed

 tmu

TaskTracker map slots used.

ttReduceSlots

 trs

TaskTracker reduce slots.

ttReduceUsed

 tru

TaskTracker reduce slots used.

uptime

 cpt

Date when the node came up.

utilization

 cpu

CPU use percentage since the last heartbeat.

VersionMismatchAlarm

 vma

Software Version Mismatch Alarm (NODE_ALARM_VERSION_MISMATCH):

  • 0 = Clear
  • 1 = Raised
vip vip The virtuap IP address.
vipe vipe The end of the virtual IP address range