Elasticsearch 分片速度、进度及故障排查（qbit）

单节点分片恢复的并发数

单节点分片恢复的速率，适用于 peer recoveries 和 snapshot recoveries peer recoveries 对等恢复，增加副本数就是对等恢复的一种

GET _cluster/settings?flat_settings&include_defaults

PUT _cluster/settings{  "persistent": {    "cluster.routing.allocation.node_concurrent_recoveries": "4",    "indices.recovery.max_bytes_per_sec": "100mb"  }}

GET _cat/recovery?v=true&h=i,s,t,ty,st,shost,thost,f,fp,b,bp

i               s t      ty   st    shost       thost       f     fp      b bp my-index-000001 0 1252ms peer done 192.168.1.1 192.168.1.2 0 100.0% 0 100.0%

GET _cluster/allocation/explain?prettyGET _cat/shards?v&h=index,docs,shard,prirep,state,unassigned.reason

# 示例 GET _cat/recovery?v=true&h=index,shard,time,type,stage,files_percent,bytes_percent # 示例（简写） GET _cat/recovery?v=true&h=i,s,t,ty,st,fp,bp