18.1 Clear Cache 清理缓存 POST /twitter/_cache/clear 默认会清理所有缓存,可指定清理query, fielddata or request 缓存 POST /kimchy,elasticsearch/_cache/clear POST /_cache/clear 18.2 Refresh,重新打开读取索引 POST /kimchy,elasticsearch/_refresh POST /_refresh 18.3 Flush,将缓存在内存中的索引数据刷新到...
clearScrollResponse.isSucceeded()) { log.error("清空滚动失败"); } return result; } catch (Exception e) { log.error("查询索引[{}]的文档失败", index, e); throw new MyException("查询索引[" + index + "]的文档失败"); } } 注意,滚动查询完毕后,需要手动清理scrollId。 注意事项 1、对于...
18.1 Clear Cache 清理缓存 POST /twitter/_cache/clear 1. 默认会清理所有缓存,可指定清理query, fielddata or request 缓存 POST /kimchy,elasticsearch/_cache/clear POST /_cache/clear 1. 2. 18.2 Refresh,重新打开读取索引 POST /kimchy,elasticsearch/_refresh POST /_refresh 1. 2. 18.3 Flush,将...
过多的scroll调用会占用大量内存,可以通过clear api删除过多的scroll快照: 代码语言:javascript 复制 DELETE /_search/scroll { "scroll_id":[ "DXFZAD...", "DESGRHRH..." ] } DELETE /_search/scroll/_all search_after 避免深度分页的性能问题,提供实时的下一页文档获取功能 缺点是不能使用from参数,即...
说明:v是用来要求在结果中返回表头 状态值说明Green- everything is good (cluster is fully functional),即最佳状态Yellow- all data is available but some replicas are not yet allocated (cluster is fully functional),即数据和集群可用,但是集群的备份有的是坏的Red- some data is not available for whatev...
13.1 Clear Cache 13.2 refresh 13.3 flush 13.4 Force Merge 二. type 二. mapping 1. 根对象 2. 动态映射 3. Types Exists 4. Put Mapping 5. Get Mapping 6. 删除映射类型 7. 映射参数 8. 动态模板 9. 缺省映射 四. 元数据 五. 数据类型 ...
集群写入报错Data too large... which is larger than the limit of,如何处理? 问题原因 写入过高,触发熔断,集群资源无法满足目前大量的写入。 解决方案 重要 如果以下操作无法执行,需要先停止所有查询和写入,然后强制重启集群,待集群恢复正常状态后再操作。 执行POST /索引名/_cache/clear?fielddata=true命令,清理...
Yellow- all data is available but some replicas are not yet allocated (cluster is fully functional),即数据和集群可用,但是集群的备份有的是坏的 Red- some data is not available for whatever reason (cluster is partially functional),即数据和集群都不可用 ...
在server/load_data.js中添加下列内容。 const fs = require('fs')const path = require('path')const esConnection = require('./connection')/** Clear ES index, parse and index all files from the books directory */async function readAndInsertBooks () { try { // Clear previous ES index ...
curl -XPOST'localhost:9200/kimchy,elasticsearch/_cache/clear?request_cache=true' 默认情况下缓存未启用,但在创建新的索引时可启用,例如: 1 2 3 4 5 6 7 curl -XPUT localhost:9200/my_index-d' { "settings": { "index.requests.cache.enable":true ...