命令样例如下：

curl -X GET "https://localhost:9200/_cat/indices?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：

health status index            uuid                   pri rep docs.count docs.deleted store.size pri.store.size dataset.size

yellow open   my-index-000001  u8FNjxh8Rfy_awN11oDKYQ   1   1       1200            0     88.1kb         88.1kb       88.1kb

green  open   my-index-000002  nYFWZEO7TUiOjLQXBaYJpA   1   0          0            0       260b           260b         260b

查看帮助，命令如下：

curl -X GET "https://localhost:9200/_cat/indices?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：

health                           | h                              | current health status

status                           | s                              | open/close status

index                            | i,idx                          | index name

uuid                             | id,uuid                        | index uuid

pri                              | p,shards.primary,shardsPrimary | number of primary shards

rep                              | r,shards.replica,shardsReplica | number of replica shards

docs.count                       | dc,docsCount                   | available docs

docs.deleted                     | dd,docsDeleted                 | deleted docs

creation.date                    | cd                             | index creation date (millisecond value)

creation.date.string             | cds                            | index creation date (as string)

store.size                       | ss,storeSize                   | store size of primaries & replicas

pri.store.size                   |                                | store size of primaries

dataset.size                     |                                | total size of dataset

completion.size                  | cs,completionSize              | size of completion

pri.completion.size              |                                | size of completion

fielddata.memory_size            | fm,fielddataMemory             | used fielddata cache

pri.fielddata.memory_size        |                                | used fielddata cache

fielddata.evictions              | fe,fielddataEvictions          | fielddata evictions

pri.fielddata.evictions          |                                | fielddata evictions

query_cache.memory_size          | qcm,queryCacheMemory           | used query cache

pri.query_cache.memory_size      |                                | used query cache

query_cache.evictions            | qce,queryCacheEvictions        | query cache evictions

pri.query_cache.evictions        |                                | query cache evictions

request_cache.memory_size        | rcm,requestCacheMemory         | used request cache

pri.request_cache.memory_size    |                                | used request cache

request_cache.evictions          | rce,requestCacheEvictions      | request cache evictions

pri.request_cache.evictions      |                                | request cache evictions

request_cache.hit_count          | rchc,requestCacheHitCount      | request cache hit count

pri.request_cache.hit_count      |                                | request cache hit count

request_cache.miss_count         | rcmc,requestCacheMissCount     | request cache miss count

pri.request_cache.miss_count     |                                | request cache miss count

flush.total                      | ft,flushTotal                  | number of flushes

pri.flush.total                  |                                | number of flushes

flush.total_time                 | ftt,flushTotalTime             | time spent in flush

pri.flush.total_time             |                                | time spent in flush

get.current                      | gc,getCurrent                  | number of current get ops

pri.get.current                  |                                | number of current get ops

get.time                         | gti,getTime                    | time spent in get

pri.get.time                     |                                | time spent in get

get.total                        | gto,getTotal                   | number of get ops

pri.get.total                    |                                | number of get ops

get.exists_time                  | geti,getExistsTime             | time spent in successful gets

pri.get.exists_time              |                                | time spent in successful gets

get.exists_total                 | geto,getExistsTotal            | number of successful gets

pri.get.exists_total             |                                | number of successful gets

get.missing_time                 | gmti,getMissingTime            | time spent in failed gets

pri.get.missing_time             |                                | time spent in failed gets

get.missing_total                | gmto,getMissingTotal           | number of failed gets

pri.get.missing_total            |                                | number of failed gets

indexing.delete_current          | idc,indexingDeleteCurrent      | number of current deletions

pri.indexing.delete_current      |                                | number of current deletions

indexing.delete_time             | idti,indexingDeleteTime        | time spent in deletions

pri.indexing.delete_time         |                                | time spent in deletions

indexing.delete_total            | idto,indexingDeleteTotal       | number of delete ops

pri.indexing.delete_total        |                                | number of delete ops

indexing.index_current           | iic,indexingIndexCurrent       | number of current indexing ops

pri.indexing.index_current       |                                | number of current indexing ops

indexing.index_time              | iiti,indexingIndexTime         | time spent in indexing

pri.indexing.index_time          |                                | time spent in indexing

indexing.index_total             | iito,indexingIndexTotal        | number of indexing ops

pri.indexing.index_total         |                                | number of indexing ops

indexing.index_failed            | iif,indexingIndexFailed        | number of failed indexing ops

pri.indexing.index_failed        |                                | number of failed indexing ops

merges.current                   | mc,mergesCurrent               | number of current merges

pri.merges.current               |                                | number of current merges

merges.current_docs              | mcd,mergesCurrentDocs          | number of current merging docs

pri.merges.current_docs          |                                | number of current merging docs

merges.current_size              | mcs,mergesCurrentSize          | size of current merges

pri.merges.current_size          |                                | size of current merges

merges.total                     | mt,mergesTotal                 | number of completed merge ops

pri.merges.total                 |                                | number of completed merge ops

merges.total_docs                | mtd,mergesTotalDocs            | docs merged

pri.merges.total_docs            |                                | docs merged

merges.total_size                | mts,mergesTotalSize            | size merged

pri.merges.total_size            |                                | size merged

merges.total_time                | mtt,mergesTotalTime            | time spent in merges

pri.merges.total_time            |                                | time spent in merges

refresh.total                    | rto,refreshTotal               | total refreshes

pri.refresh.total                |                                | total refreshes

refresh.time                     | rti,refreshTime                | time spent in refreshes

pri.refresh.time                 |                                | time spent in refreshes

refresh.external_total           | rto,refreshTotal               | total external refreshes

pri.refresh.external_total       |                                | total external refreshes

refresh.external_time            | rti,refreshTime                | time spent in external refreshes

pri.refresh.external_time        |                                | time spent in external refreshes

refresh.listeners                | rli,refreshListeners           | number of pending refresh listeners

pri.refresh.listeners            |                                | number of pending refresh listeners

search.fetch_current             | sfc,searchFetchCurrent         | current fetch phase ops

pri.search.fetch_current         |                                | current fetch phase ops

search.fetch_time                | sfti,searchFetchTime           | time spent in fetch phase

pri.search.fetch_time            |                                | time spent in fetch phase

search.fetch_total               | sfto,searchFetchTotal          | total fetch ops

pri.search.fetch_total           |                                | total fetch ops

search.open_contexts             | so,searchOpenContexts          | open search contexts

pri.search.open_contexts         |                                | open search contexts

search.query_current             | sqc,searchQueryCurrent         | current query phase ops

pri.search.query_current         |                                | current query phase ops

search.query_time                | sqti,searchQueryTime           | time spent in query phase

pri.search.query_time            |                                | time spent in query phase

search.query_total               | sqto,searchQueryTotal          | total query phase ops

pri.search.query_total           |                                | total query phase ops

search.scroll_current            | scc,searchScrollCurrent        | open scroll contexts

pri.search.scroll_current        |                                | open scroll contexts

search.scroll_time               | scti,searchScrollTime          | time scroll contexts held open

pri.search.scroll_time           |                                | time scroll contexts held open

search.scroll_total              | scto,searchScrollTotal         | completed scroll contexts

pri.search.scroll_total          |                                | completed scroll contexts

segments.count                   | sc,segmentsCount               | number of segments

pri.segments.count               |                                | number of segments

segments.memory                  | sm,segmentsMemory              | memory used by segments

pri.segments.memory              |                                | memory used by segments

segments.index_writer_memory     | siwm,segmentsIndexWriterMemory | memory used by index writer

pri.segments.index_writer_memory |                                | memory used by index writer

segments.version_map_memory      | svmm,segmentsVersionMapMemory  | memory used by version map

pri.segments.version_map_memory  |                                | 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

pri.segments.fixed_bitset_memory |                                | memory used by fixed bit sets for nested object field types and type filters for types referred in _parent fields

warmer.current                   | wc,warmerCurrent               | current warmer ops

pri.warmer.current               |                                | current warmer ops

warmer.total                     | wto,warmerTotal                | total warmer ops

pri.warmer.total                 |                                | total warmer ops

warmer.total_time                | wtt,warmerTotalTime            | time spent in warmers

pri.warmer.total_time            |                                | time spent in warmers

suggest.current                  | suc,suggestCurrent             | number of current suggest ops

pri.suggest.current              |                                | number of current suggest ops

suggest.time                     | suti,suggestTime               | time spend in suggest

pri.suggest.time                 |                                | time spend in suggest

suggest.total                    | suto,suggestTotal              | number of suggest ops

pri.suggest.total                |                                | number of suggest ops

memory.total                     | tm,memoryTotal                 | total used memory

pri.memory.total                 |                                | total user memory

search.throttled                 | sth                            | indicates if the index is search throttled

bulk.total_operations            | bto,bulkTotalOperation         | number of bulk shard ops

pri.bulk.total_operations        |                                | number of bulk shard ops

bulk.total_time                  | btti,bulkTotalTime             | time spend in shard bulk

pri.bulk.total_time              |                                | time spend in shard bulk

bulk.total_size_in_bytes         | btsi,bulkTotalSizeInBytes      | total size in bytes of shard bulk

pri.bulk.total_size_in_bytes     |                                | total size in bytes of shard bulk

bulk.avg_time                    | bati,bulkAvgTime               | average time spend in shard bulk

pri.bulk.avg_time                |                                | average time spend in shard bulk

bulk.avg_size_in_bytes           | basi,bulkAvgSizeInBytes        | average size in bytes of shard bulk

pri.bulk.avg_size_in_bytes       |                                | average size in bytes of shard bulk

dense_vector.value_count         | dvc,denseVectorCount           | total count of indexed dense vector

pri.dense_vector.value_count     |                                | total count of indexed dense vector

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