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作者简介:大家好,我是smart哥,前中兴通讯、美团架构师,现某互联网公司CTO
联系qq:184480602,加我进群,大家一起学习,一起进步,一起对抗互联网寒冬
学习必须往深处挖,挖的越深,基础越扎实!
阶段1、深入多线程
阶段2、深入多线程设计模式
阶段3、深入juc源码解析
码哥源码部分
码哥讲源码-原理源码篇【2024年最新大厂关于线程池使用的场景题】
码哥讲源码-原理源码篇【揭秘join方法的唤醒本质上决定于jvm的底层析构函数】
码哥源码-原理源码篇【Doug Lea为什么要将成员变量赋值给局部变量后再操作?】
码哥讲源码【谁再说Spring不支持多线程事务,你给我抽他!】
打脸系列【020-3小时讲解MESI协议和volatile之间的关系,那些将x86下的验证结果当作最终结果的水货们请闭嘴】
可以不指定索引 、也可以指定具体索引、也可以指定模糊索引:
- //获取所有索引的docs数量
- GET /_stats/docs
-
- //获取指定索引的docs数量
- GET /bank/_stats/docs
-
- //获取同类索引的docs数量
- GET /log-*/_stats/docs
返回结果:
- {
- "_shards" : {
- "total" : 2,
- "successful" : 1,
- "failed" : 0
- },
- "_all" : {
- "primaries" : {
- "docs" : {
- "count" : 1000,
- "deleted" : 2
- }
- },
- "total" : {
- "docs" : {
- "count" : 1000,
- "deleted" : 2
- }
- }
- },
- "indices" : {
- "bank" : {
- "uuid" : "1Ny9g32eTSutDG8gfLzQZg",
- "primaries" : {
- "docs" : {
- "count" : 1000,
- "deleted" : 2
- }
- },
- "total" : {
- "docs" : {
- "count" : 1000,
- "deleted" : 2
- }
- }
- }
- }
- }
_shards :分片信息:总数、成功返回数、失败返回数
_all :统计的总信息
indices :索引维度统计信息详情
- //获取所有索引的store大小
- GET /_stats/store
- //获取所有索引的store大小
- GET /bank/_stats/store
- //获取同类索引的store大小
- GET /log-*/_stats/store
返回:单位字节
- {
- "_shards": {
- "total": 3565,
- "successful": 3565,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "store": {
- "size_in_bytes": 34003971241
- }
- },
- "total": {
- "store": {
- "size_in_bytes": 67412754240
- }
- }
- },
- "indices": {
- "book-20210107": {
- "uuid": "m0txeABPUtmNQ3u-VgIRUg",
- "primaries": {
- "store": {
- "size_in_bytes": 5470681
- }
- },
- "total": {
- "store": {
- "size_in_bytes": 10941362
- }
- }
- },
- ...
- }
- }
_shards :分片信息:总数、成功返回数、失败返回数
_all :统计的总信息
indices :索引维度统计信息详情
索引操作信息(CRUD)统计
- //获取所有索引的indexing信息
- GET /_stats/indexing
- //获取所有索引的indexing信息
- GET /bank/_stats/indexing
- //获取同类索引的indexing信息
- GET /log-*/_stats/indexing
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "indexing": {
- // 索引操作总次数
- "index_total": 3093133,
- // 索引操作总耗时
- "index_time_in_millis": 349332,
- // 当前正在执行索引操作的个数
- "index_current": 0,
- // 失败的索引操作次数
- "index_failed": 0,
- // 执行删除索引操作的次数
- "delete_total": 0,
- // 删除索引操作总耗时
- "delete_time_in_millis": 0,
- // 当前正在执行删除索引操作的个数
- "delete_current": 0,
- // 空更新总次数(检测到空更新的次数)
- "noop_update_total": 0,
- // 索引是否处在merge throttling control(合并节流控制状态)
- "is_throttled": false,
- // 索引处在merge throttling control(合并节流状态)的时间开销
- "throttle_time_in_millis": 0
- }
- },
- "total": {
- "indexing": {
- "index_total": 6986261,
- "index_time_in_millis": 783341,
- "index_current": 0,
- "index_failed": 0,
- "delete_total": 0,
- "delete_time_in_millis": 0,
- "delete_current": 0,
- "noop_update_total": 0,
- "is_throttled": false,
- "throttle_time_in_millis": 0
- }
- }
- },
- "indices": {
- "log-20210109": {
- "uuid": "_5G171lSRsGez7_tKtQyDw",
- "primaries": {
- "indexing": {
- "index_total": 221821,
- "index_time_in_millis": 25891,
- "index_current": 0,
- "index_failed": 0,
- "delete_total": 0,
- "delete_time_in_millis": 0,
- "delete_current": 0,
- "noop_update_total": 0,
- "is_throttled": false,
- "throttle_time_in_millis": 0
- }
- },
- "total": {
- "indexing": {
- "index_total": 443642,
- "index_time_in_millis": 47894,
- "index_current": 0,
- "index_failed": 0,
- "delete_total": 0,
- "delete_time_in_millis": 0,
- "delete_current": 0,
- "noop_update_total": 0,
- "is_throttled": false,
- "throttle_time_in_millis": 0
- }
- }
- },
- ...
- }
- }
get api 操作统计信息,报错missing统计。
- //获取所有索引的get信息
- GET /_stats/get
- //获取所有索引的get信息
- GET /bank/_stats/get
- //获取同类索引的get信息
- GET /log-*/_stats/get
返回:
- {
- "_shards": {
- "total": 2,
- "successful": 2,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "get": {
- // get api总调用次数
- "total": 0,
- // get api总耗时。
- "time_in_millis": 0,
- // 命中的次数
- "exists_total": 0,
- // 命中的操作总耗时
- "exists_time_in_millis": 0,
- // 未命中的总次数
- "missing_total": 0,
- // 未命中的操作的总耗时
- "missing_time_in_millis": 0,
- // 当前正在执行的个数
- "current": 0
- }
- },
- "total": {
- "get": {
- "total": 0,
- "time_in_millis": 0,
- "exists_total": 0,
- "exists_time_in_millis": 0,
- "missing_total": 0,
- "missing_time_in_millis": 0,
- "current": 0
- }
- }
- },
- "indices": {
- "book-20210109": {
- "uuid": "_SRsG5Ge171lQz7_tKtyDw",
- "primaries": {
- "get": {
- "total": 0,
- "time_in_millis": 0,
- "exists_total": 0,
- "exists_time_in_millis": 0,
- "missing_total": 0,
- "missing_time_in_millis": 0,
- "current": 0
- }
- },
- "total": {
- "get": {
- "total": 0,
- "time_in_millis": 0,
- "exists_total": 0,
- "exists_time_in_millis": 0,
- "missing_total": 0,
- "missing_time_in_millis": 0,
- "current": 0
- }
- }
- },
- ...
- }
- }
搜索统计信息,包括建议统计信息。
- //获取所有索引的search信息
- GET /_stats/search
- //获取所有索引的search信息
- GET /bank/_stats/search
- //获取同类索引的search信息
- GET /log-*/_stats/search
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "search": {
- // 正在打开的查询上下文个数
- "open_contexts": 0,
- // 查询出来的总数据条数
- "query_total": 5957,
- // 查询阶段所耗费的时间
- "query_time_in_millis": 26508,
- // 当前正在查询个数
- "query_current": 0,
- // Fetch操作的次数
- "fetch_total": 689,
- // Fetch阶段总耗时时间
- "fetch_time_in_millis": 659,
- // 正在fetch的次数
- "fetch_current": 0,
- // 通过scroll api查询数据总条数
- "scroll_total": 305,
- // 通过scroll api总耗时时间
- "scroll_time_in_millis": 28225774,
- // 当前滚动API调用次数
- "scroll_current": 0,
- // 通过suggest api获取的推荐总数量
- "suggest_total": 0,
- // suggest总耗费时间
- "suggest_time_in_millis": 0,
- // 正在执行suggest api的个数
- "suggest_current": 0
- }
- },
- "total": {
- "search": {
- "open_contexts": 0,
- "query_total": 12745,
- "query_time_in_millis": 48163,
- "query_current": 0,
- "fetch_total": 1573,
- "fetch_time_in_millis": 1796,
- "fetch_current": 0,
- "scroll_total": 744,
- "scroll_time_in_millis": 68167255,
- "scroll_current": 0,
- "suggest_total": 0,
- "suggest_time_in_millis": 0,
- "suggest_current": 0
- }
- }
- },
- "indices": {
- "book-20210109": {
- "uuid": "RsGez7_5G171lS_tKtQyDw",
- "primaries": {
- "search": {
- "open_contexts": 0,
- "query_total": 700,
- "query_time_in_millis": 2054,
- "query_current": 0,
- "fetch_total": 0,
- "fetch_time_in_millis": 0,
- "fetch_current": 0,
- "scroll_total": 1,
- "scroll_time_in_millis": 117920,
- "scroll_current": 0,
- "suggest_total": 0,
- "suggest_time_in_millis": 0,
- "suggest_current": 0
- }
- },
- "total": {
- "search": {
- "open_contexts": 0,
- "query_total": 1399,
- "query_time_in_millis": 4168,
- "query_current": 0,
- "fetch_total": 0,
- "fetch_time_in_millis": 0,
- "fetch_current": 0,
- "scroll_total": 1,
- "scroll_time_in_millis": 117920,
- "scroll_current": 0,
- "suggest_total": 0,
- "suggest_time_in_millis": 0,
- "suggest_current": 0
- }
- }
- },
- ...
- }
- }
段的内存使用情况。
- //获取所有索引的segments信息
- GET /_stats/segments
- //获取所有索引的segments信息
- GET /bank/_stats/segments
- //获取同类索引的segments信息
- GET /log-*/_stats/segments
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "segments": {
- // 该索引目前拥有的总段数
- "count": 169,
- // 该索引缓存在内存中字节数
- "memory_in_bytes": 4404644,
- // 倒排索引(term)缓存在内中所占字节数
- "terms_memory_in_bytes": 3723502,
- // 该索引定义为stored_fields字段在内存中缓存的字节数
- "stored_fields_memory_in_bytes": 574016,
- // 该索引term_vectors(词向量)在内存中所占字节数量
- "term_vectors_memory_in_bytes": 0,
- // 该索引存储对应norms=true的字段当前在内存中缓存字节数
- "norms_memory_in_bytes": 10816,
- // 与地理位置相关的缓存数据
- "points_memory_in_bytes": 67946,
- // 设置为doc_values缓存在内存中的字节数(doc_values,列式存储)
- "doc_values_memory_in_bytes": 28364,
- // 用于优化索引写的缓存(减少写磁盘的频率
- "index_writer_memory_in_bytes": 768320,
- // 关于文档的版本映射所占内存大小
- "version_map_memory_in_bytes": 0,
- // fixed_bit_set内存,专门用来做nested查询的
- "fixed_bit_set_memory_in_bytes": 0,
- // es内部当前的自增ID
- "max_unsafe_auto_id_timestamp": -1,
- "file_sizes": {
- }
- }
- },
- "total": {
- "segments": {
- "count": 330,
- "memory_in_bytes": 8775500,
- "terms_memory_in_bytes": 7417480,
- "stored_fields_memory_in_bytes": 1147528,
- "term_vectors_memory_in_bytes": 0,
- "norms_memory_in_bytes": 21120,
- "points_memory_in_bytes": 136188,
- "doc_values_memory_in_bytes": 53184,
- "index_writer_memory_in_bytes": 768320,
- "version_map_memory_in_bytes": 0,
- "fixed_bit_set_memory_in_bytes": 0,
- "max_unsafe_auto_id_timestamp": -1,
- "file_sizes": {
- }
- }
- }
- },
- "indices": {
- "book-20210120": {
- "uuid": "k43l2I4T2hCVYxgmvFb2Dy",
- "primaries": {
- "segments": {
- "count": 8,
- "memory_in_bytes": 247039,
- "terms_memory_in_bytes": 209657,
- "stored_fields_memory_in_bytes": 32272,
- "term_vectors_memory_in_bytes": 0,
- "norms_memory_in_bytes": 512,
- "points_memory_in_bytes": 3998,
- "doc_values_memory_in_bytes": 600,
- "index_writer_memory_in_bytes": 0,
- "version_map_memory_in_bytes": 0,
- "fixed_bit_set_memory_in_bytes": 0,
- "max_unsafe_auto_id_timestamp": -1,
- "file_sizes": {
- }
- }
- },
- "total": {
- "segments": {
- "count": 17,
- "memory_in_bytes": 499726,
- "terms_memory_in_bytes": 422271,
- "stored_fields_memory_in_bytes": 65088,
- "term_vectors_memory_in_bytes": 0,
- "norms_memory_in_bytes": 1088,
- "points_memory_in_bytes": 8011,
- "doc_values_memory_in_bytes": 3268,
- "index_writer_memory_in_bytes": 0,
- "version_map_memory_in_bytes": 0,
- "fixed_bit_set_memory_in_bytes": 0,
- "max_unsafe_auto_id_timestamp": -1,
- "file_sizes": {
- }
- }
- }
- },
- ...
- }
- }
自动提示统计信息。
- //获取所有索引的completion信息
- GET /_stats/completion
- //获取所有索引的completion信息
- GET /bank/_stats/completion
- //获取同类索引的completion信息
- GET /log-*/_stats/completion
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "completion": {
- // 自动提示占用字节数
- "size_in_bytes": 0
- }
- },
- "total": {
- "completion": {
- "size_in_bytes": 0
- }
- }
- },
- "indices": {
- "book-20210120": {
- "uuid": "vFb22k4Thm43l2IDyCVYxg",
- "primaries": {
- "completion": {
- "size_in_bytes": 0
- }
- },
- "total": {
- "completion": {
- "size_in_bytes": 0
- }
- }
- },
- ...
- }
- }
fielddata统计信息,fielddata主要用加快text字段排序与聚合的性能,存储词根与文档的映射关系存储在在内存,在内存中进行排序与聚合。
- //获取所有索引的fielddata信息
- GET /_stats/fielddata
- //获取所有索引的fielddata信息
- GET /bank/_stats/fielddata
- //获取同类索引的fielddata信息
- GET /log-*/_stats/fielddata
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "fielddata": {
- // 当前占用内存的大小
- "memory_size_in_bytes": 5488,
- // 被逐出词根的个数
- "evictions": 0
- }
- },
- "total": {
- "fielddata": {
- "memory_size_in_bytes": 9688,
- "evictions": 0
- }
- }
- },
- "indices": {
- "book-20210130": {
- "uuid": "VYxI4Th2kC43l2mvFb2Dyg",
- "primaries": {
- "fielddata": {
- "memory_size_in_bytes": 928,
- "evictions": 0
- }
- },
- "total": {
- "fielddata": {
- "memory_size_in_bytes": 1376,
- "evictions": 0
- }
- }
- },
- ...
- }
- }
将es数据flush到磁盘的统计信息。
- //获取所有索引的flush信息
- GET /_stats/flush
- //获取所有索引的flush信息
- GET /bank/_stats/flush
- //获取同类索引的flush信息
- GET /log-*/_stats/flush
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "flush": {
- // 刷新数据到磁盘的次数
- "total": 16,
- // 当translog超过刷新阈值时周期性触发的刷新次数
- "periodic": 0,
- // 总耗时
- "total_time_in_millis": 1640
- }
- },
- "total": {
- "flush": {
- "total": 33,
- "periodic": 0,
- "total_time_in_millis": 2953
- }
- }
- },
- "indices": {
- "book-20210131": {
- "uuid": "mvFyCb22k4I4ThDVY3l2xg",
- "primaries": {
- "flush": {
- "total": 1,
- "periodic": 0,
- "total_time_in_millis": 443
- }
- },
- "total": {
- "flush": {
- "total": 2,
- "periodic": 0,
- "total_time_in_millis": 459
- }
- }
- },
- ...
- }
- }
合并统计信息。
- //获取所有索引的merge信息
- GET /_stats/merge
- //获取所有索引的merge信息
- GET /bank/_stats/merge
- //获取同类索引的merge信息
- GET /log-*/_stats/merge
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "merges": {
- // 当前发生的合并次数
- "current": 0,
- // 当前正在发生合并的文档数
- "current_docs": 0,
- // 当前合并参与的文档总大小,单位字节
- "current_size_in_bytes": 0,
- // 总发生的合并次数
- "total": 18074,
- // 合并的总耗时(单位毫秒)
- "total_time_in_millis": 2267867,
- // merge(合并)时总处理的文档个数
- "total_docs": 125994477,
- // merge(合并)时总处理的文档总大小(字节)
- "total_size_in_bytes": 53807733094,
- // merge(合并)时总停止时间(吞吐率为0)
- "total_stopped_time_in_millis": 0,
- // 超过指定吞吐率而暂停的时间(节流)
- "total_throttled_time_in_millis": 28682,
- // 自动进行流控的阔值,默认速率20m/s
- "total_auto_throttle_in_bytes": 309026610
- }
- },
- "total": {
- "merges": {
- "current": 0,
- "current_docs": 0,
- "current_size_in_bytes": 0,
- "total": 37362,
- "total_time_in_millis": 4776771,
- "total_docs": 258338766,
- "total_size_in_bytes": 110130214943,
- "total_stopped_time_in_millis": 0,
- "total_throttled_time_in_millis": 57781,
- "total_auto_throttle_in_bytes": 618053220
- }
- }
- },
- "indices": {
- "book-20210201": {
- "uuid": "hT2DymvFl2I4CVb2k43Yxg",
- "primaries": {
- "merges": {
- "current": 0,
- "current_docs": 0,
- "current_size_in_bytes": 0,
- "total": 1224,
- "total_time_in_millis": 147690,
- "total_docs": 8924693,
- "total_size_in_bytes": 3754681042,
- "total_stopped_time_in_millis": 0,
- "total_throttled_time_in_millis": 2058,
- "total_auto_throttle_in_bytes": 19065018
- }
- },
- "total": {
- "merges": {
- "current": 0,
- "current_docs": 0,
- "current_size_in_bytes": 0,
- "total": 2446,
- "total_time_in_millis": 320220,
- "total_docs": 17270022,
- "total_size_in_bytes": 7223483338,
- "total_stopped_time_in_millis": 0,
- "total_throttled_time_in_millis": 4098,
- "total_auto_throttle_in_bytes": 38130036
- }
- }
- },
- ...
- }
- }
refresh统计信息。
- //获取所有索引的refresh信息
- GET /_stats/refresh
- //获取所有索引的refresh信息
- GET /bank/_stats/refresh
- //获取同类索引的refresh信息
- GET /log-*/_stats/refresh
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "refresh": {
- // 执行刷新的总次数
- "total": 168484,
- // 总耗时
- "total_time_in_millis": 1514449,
- // 等待刷新侦听器的数量
- "listeners": 0
- }
- },
- "total": {
- "refresh": {
- "total": 348465,
- "total_time_in_millis": 3154142,
- "listeners": 0
- }
- }
- },
- "indices": {
- "book-20210202": {
- "uuid": "4Thhg!2_2k4msdfgd3l2IvFb2DyCVYxg",
- "primaries": {
- "refresh": {
- "total": 11448,
- "total_time_in_millis": 92157,
- "listeners": 0
- }
- },
- "total": {
- "refresh": {
- "total": 22887,
- "total_time_in_millis": 213867,
- "listeners": 0
- }
- }
- },
- ...
- }
- }
request_cache统计信息。
- //获取所有索引的request_cache信息
- GET /_stats/request_cache
- //获取所有索引的request_cache信息
- GET /bank/_stats/request_cache
- //获取同类索引的request_cache信息
- GET /log-*/_stats/request_cache
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "request_cache": {
- // 请求缓存占用内存总大小
- "memory_size_in_bytes": 1062768,
- // 请求缓存被剔除出次数
- "evictions": 0,
- // 请求缓存被命中次数
- "hit_count": 4996,
- // 请求缓存未命中次数
- "miss_count": 2237
- }
- },
- "total": {
- "request_cache": {
- "memory_size_in_bytes": 2130030,
- "evictions": 0,
- "hit_count": 10128,
- "miss_count": 4579
- }
- }
- },
- "indices": {
- "book-20210204": {
- "uuid": "b2Dy2k44Thl2IxgmvFCVY3",
- "primaries": {
- "request_cache": {
- "memory_size_in_bytes": 74731,
- "evictions": 0,
- "hit_count": 379,
- "miss_count": 130
- }
- },
- "total": {
- "request_cache": {
- "memory_size_in_bytes": 149462,
- "evictions": 0,
- "hit_count": 756,
- "miss_count": 260
- }
- }
- },
- ...
- }
- }
分片预热统计信息。
- //获取所有索引的warmer信息
- GET /_stats/warmer
- //获取所有索引的warmer信息
- GET /bank/_stats/warmer
- //获取同类索引的warmer信息
- GET /log-*/_stats/warmer
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "warmer": {
- // 当前正在预热的个数
- "current": 0,
- // 总共发生的预热次数
- "total": 168464,
- // 分片预热总耗时
- "total_time_in_millis": 2544
- }
- },
- "total": {
- "warmer": {
- "current": 0,
- "total": 348428,
- "total_time_in_millis": 5139
- }
- }
- },
- "indices": {
- "book-20210204": {
- "uuid": "2l2I_2Dy38fjd94_Yxg",
- "primaries": {
- "warmer": {
- "current": 0,
- "total": 11445,
- "total_time_in_millis": 161
- }
- },
- "total": {
- "warmer": {
- "current": 0,
- "total": 22881,
- "total_time_in_millis": 364
- }
- }
- },
- ...
- }
- }
translog的统计信息。
- //获取所有索引的translog信息
- GET /_stats/translog
- //获取所有索引的translog信息
- GET /bank/_stats/translog
- //获取同类索引的translog信息
- GET /log-*/_stats/translog
返回:
- {
- "_shards": {
- "total": 32,
- "successful": 32,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "translog": {
- // 写translog的次数(索引文档、更新文档、删除文档的总操作数量)
- "operations": 240497,
- // translog实例管理的translog文件总大小。(一个索引引擎(InternalEngine)示例包含一个Translog实例)
- "size_in_bytes": 215617938,
- // 当前还未提交到lucene中的操作次数(索引文档、更新文档、删除文档的操作数量)
- "uncommitted_operations": 240497,
- // translog中未提交到Lucene中的字节数
- "uncommitted_size_in_bytes": 215617938,
- // 以秒为单位返回translog文件中最老条目的年龄
- "earliest_last_modified_age": 0
- }
- },
- "total": {
- "translog": {
- "operations": 480994,
- "size_in_bytes": 431235821,
- "uncommitted_operations": 480994,
- "uncommitted_size_in_bytes": 431235821,
- "earliest_last_modified_age": 0
- }
- }
- },
- "indices": {
- "book-20210206": {
- "uuid": "s728d00f_s8",
- "primaries": {
- "translog": {
- "operations": 0,
- "size_in_bytes": 55,
- "uncommitted_operations": 0,
- "uncommitted_size_in_bytes": 55,
- "earliest_last_modified_age": 0
- }
- },
- "total": {
- "translog": {
- "operations": 0,
- "size_in_bytes": 110,
- "uncommitted_operations": 0,
- "uncommitted_size_in_bytes": 110,
- "earliest_last_modified_age": 0
- }
- }
- },
- ...
- }
- }
恢复的统计信息。
- //获取所有索引的recovery信息
- GET /_stats/recovery
- //获取所有索引的recovery信息
- GET /bank/_stats/recovery
- //获取同类索引的recovery信息
- GET /log-*/_stats/recovery
返回:
- {
- "_shards": {
- "total": 34,
- "successful": 34,
- "failed": 0
- },
- "_all": {
- "primaries": {
- "recovery": {
- // 作为源分片,正在执行恢复的分片数量
- "current_as_source": 0,
- // 作为目标分片,正在执行恢复的分片数量
- "current_as_target": 0,
- // 恢复过程总等待时间
- "throttle_time_in_millis": 36
- }
- },
- "total": {
- "recovery": {
- "current_as_source": 0,
- "current_as_target": 0,
- "throttle_time_in_millis": 36
- }
- }
- },
- "indices": {
- "book-20210206": {
- "uuid": "06hsdygt9ZXT1T245L_4uiw",
- "primaries": {
- "recovery": {
- "current_as_source": 0,
- "current_as_target": 0,
- "throttle_time_in_millis": 0
- }
- },
- "total": {
- "recovery": {
- "current_as_source": 0,
- "current_as_target": 0,
- "throttle_time_in_millis": 0
- }
- }
- },
- ...
- }
- }
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