Elasticsearch 快照相关（qbit）

max_snapshot_bytes_per_sec 指定创建快照时的速度，默认为 40mb/s 

#https://www.elastic.co/guide/en/elasticsearch/plugins/7.13/repository-hdfs-config.html# https://www.elastic.co/guide/en/elasticsearch/plugins/7.13/repository-s3-repository.htmlmax_restore_bytes_per_sec 指定数据恢复速度，默认无限制# 单节点分片恢复的并发数# https://www.elastic.co/guide/en/elasticsearch/reference/7.13/modules-cluster.html#cluster-shard-allocation-settingscluster.routing.allocation.node_concurrent_recoveries# 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# https://www.elastic.co/guide/en/elasticsearch/reference/7.13/recovery.html#recovery-settingscluster.routing.allocation.node_concurrent_recoveries

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

# 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,bpGET _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%