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
- ElasticSearch nodes API catelasticsearch nodes api cat elasticsearch segments api cat elasticsearch plugins api cat elasticsearch repositories api cat elasticsearch datafeeds api cat elasticsearch allocation api cat elasticsearch indices api cat elasticsearch templates api cat elasticsearch recovery api cat elasticsearch transforms api cat