elasticsearch 7.x elasticsearch 使用scroll滚动查询中超时问题案例

一  问题

1.1 问题描述

2025-08-21 16:57:53.646 | WARN ||||||||||||| scheduling-1 | ElasticsearchRestTemplate | Could not clear scroll: Unable to parse response body; nested exception is ElasticsearchStatusException [Unable to parse response body]; nested: ResponseException[method [DELETE], host [http://81.89.133.47:9200], URI [/search/scroll], status line [HTTP/1.1 404 Not Found] {"succeeded":true,"num_freed":0}];

解释：

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1.2 原因

原因在于：