命令样例如下：
curl -X GET "https://localhost:9200/_cat/nodes?v=true&pretty" --cacert $ES_HOME/config/certs/http_ca.crt -u "elastic:ohCxPH=QBE+s5=*lo7F9"
执行结果输出如下：
ip heap.percent ram.percent cpu load_1m load_5m load_15m node.role master name
127.0.0.1 11 90 2 1.40 1.37 1.46 cdfhilmrstw * jackie-ubuntu
查看帮助，命令如下：
curl -X GET "https://localhost:9200/_cat/nodes?v=true&help=true&pretty" --cacert $ES_HOME/config/certs/http_ca.crt -u "elastic:ohCxPH=QBE+s5=*lo7F9"
执行结果输出如下：
id | id,nodeId | unique node id
pid | p | process id
ip | i | ip address
port | po | bound transport port
http_address | http | bound http address
version | v | es version
type | t | es distribution type
build | b | es build hash
jdk | j | jdk version
disk.total | dt,diskTotal | total disk space
disk.used | du,diskUsed | used disk space
disk.avail | d,da,disk,diskAvail | available disk space
disk.used_percent | dup,diskUsedPercent | used disk space percentage
heap.current | hc,heapCurrent | used heap
heap.percent | hp,heapPercent | used heap ratio
heap.max | hm,heapMax | max configured heap
ram.current | rc,ramCurrent | used machine memory
ram.percent | rp,ramPercent | used machine memory ratio
ram.max | rm,ramMax | total machine memory
file_desc.current | fdc,fileDescriptorCurrent | used file descriptors
file_desc.percent | fdp,fileDescriptorPercent | used file descriptor ratio
file_desc.max | fdm,fileDescriptorMax | max file descriptors
cpu | cpu | recent cpu usage
load_1m | l | 1m load avg
load_5m | l | 5m load avg
load_15m | l | 15m load avg
uptime | u | node uptime
node.role | r,role,nodeRole | m:master eligible node, d:data node, i:ingest node, -:coordinating node only
master | m | *:current master
name | n | node name
completion.size | cs,completionSize | size of completion
fielddata.memory_size | fm,fielddataMemory | used fielddata cache
fielddata.evictions | fe,fielddataEvictions | fielddata evictions
query_cache.memory_size | qcm,queryCacheMemory | used query cache
query_cache.evictions | qce,queryCacheEvictions | query cache evictions
query_cache.hit_count | qchc,queryCacheHitCount | query cache hit counts
query_cache.miss_count | qcmc,queryCacheMissCount | query cache miss counts
request_cache.memory_size | rcm,requestCacheMemory | used request cache
request_cache.evictions | rce,requestCacheEvictions | request cache evictions
request_cache.hit_count | rchc,requestCacheHitCount | request cache hit counts
request_cache.miss_count | rcmc,requestCacheMissCount | request cache miss counts
flush.total | ft,flushTotal | number of flushes
flush.total_time | ftt,flushTotalTime | time spent in flush
get.current | gc,getCurrent | number of current get ops
get.time | gti,getTime | time spent in get
get.total | gto,getTotal | number of get ops
get.exists_time | geti,getExistsTime | time spent in successful gets
get.exists_total | geto,getExistsTotal | number of successful gets
get.missing_time | gmti,getMissingTime | time spent in failed gets
get.missing_total | gmto,getMissingTotal | number of failed gets
indexing.delete_current | idc,indexingDeleteCurrent | number of current deletions
indexing.delete_time | idti,indexingDeleteTime | time spent in deletions
indexing.delete_total | idto,indexingDeleteTotal | number of delete ops
indexing.index_current | iic,indexingIndexCurrent | number of current indexing ops
indexing.index_time | iiti,indexingIndexTime | time spent in indexing
indexing.index_total | iito,indexingIndexTotal | number of indexing ops
indexing.index_failed | iif,indexingIndexFailed | number of failed indexing ops
merges.current | mc,mergesCurrent | number of current merges
merges.current_docs | mcd,mergesCurrentDocs | number of current merging docs
merges.current_size | mcs,mergesCurrentSize | size of current merges
merges.total | mt,mergesTotal | number of completed merge ops
merges.total_docs | mtd,mergesTotalDocs | docs merged
merges.total_size | mts,mergesTotalSize | size merged
merges.total_time | mtt,mergesTotalTime | time spent in merges
refresh.total | rto,refreshTotal | total refreshes
refresh.time | rti,refreshTime | time spent in refreshes
refresh.external_total | rto,refreshTotal | total external refreshes
refresh.external_time | rti,refreshTime | time spent in external refreshes
refresh.listeners | rli,refreshListeners | number of pending refresh listeners
script.compilations | scrcc,scriptCompilations | script compilations
script.cache_evictions | scrce,scriptCacheEvictions | script cache evictions
script.compilation_limit_triggered | scrclt,scriptCacheCompilationLimitTriggered | script cache compilation limit triggered
search.fetch_current | sfc,searchFetchCurrent | current fetch phase ops
search.fetch_time | sfti,searchFetchTime | time spent in fetch phase
search.fetch_total | sfto,searchFetchTotal | total fetch ops
search.open_contexts | so,searchOpenContexts | open search contexts
search.query_current | sqc,searchQueryCurrent | current query phase ops
search.query_time | sqti,searchQueryTime | time spent in query phase
search.query_total | sqto,searchQueryTotal | total query phase ops
search.scroll_current | scc,searchScrollCurrent | open scroll contexts
search.scroll_time | scti,searchScrollTime | time scroll contexts held open
search.scroll_total | scto,searchScrollTotal | completed scroll contexts
segments.count | sc,segmentsCount | number of segments
segments.memory | sm,segmentsMemory | memory used by segments
segments.index_writer_memory | siwm,segmentsIndexWriterMemory | memory used by index writer
segments.version_map_memory | svmm,segmentsVersionMapMemory | memory used by version map
segments.fixed_bitset_memory | sfbm,fixedBitsetMemory | memory used by fixed bit sets for nested object field types and type filters for types referred in _parent fields
suggest.current | suc,suggestCurrent | number of current suggest ops
suggest.time | suti,suggestTime | time spend in suggest
suggest.total | suto,suggestTotal | number of suggest ops
bulk.total_operations | bto,bulkTotalOperations | number of bulk shard ops
bulk.total_time | btti,bulkTotalTime | time spend in shard bulk
bulk.total_size_in_bytes | btsi,bulkTotalSizeInBytes | total size in bytes of shard bulk
bulk.avg_time | bati,bulkAvgTime | average time spend in shard bulk
bulk.avg_size_in_bytes | basi,bulkAvgSizeInBytes | average size in bytes of shard bulk
shard_stats.total_count | sstc,shardStatsTotalCount | number of shards assigned
mappings.total_count | mtc,mappingsTotalCount | number of mappings
mappings.total_estimated_overhead_in_bytes | mteo,mappingsTotalEstimatedOverheadInBytes | estimated overhead in bytes of mappings
相关资料
