es查看索引及清理索引命令
获取cat命令列表:
curl -XGET127.0.0.1:9200/_cat/
查看索引信息及空间占用:
curl -XGET 127.0.0.1:9200/_cat/indices
清理指定索引空间
curl -X POST "127.0.0.1:9200/索引名/_delete_by_query" -H 'Content-Type: application/json' -d' { "query": { "match_all": { } } } '
删除30天前的索引记录
curl -X POST "127.0.0.1:9200/索引名/_delete_by_query" -H 'Content-Type: application/json' -d' { "query": { "range": { "@timestamp": { "lt": "now-30d", "format": "epoch_millis" } } } } '
crontab 定时清理30天前数据
0 1 * * * /usr/bin/curl -H'Content-Type:application/json' -d'{"query":{"range":{"@timestamp":{"lt":"now-30d","format":"epoch_millis"}}}}' -XPOST "http://127.0.0.1:9200/*-*/_delete_by_query?pretty" > /tmp/elk_clean.txt