# 无法提及成员数超过250人的群组

**URL:** <https://meta.discourse.org/t/unable-to-mention-groups-250-members/250369>\
**Category:** Product Support\
**Created:** [2023 年1 月 2 日 05:52 UTC](https://meta.discourse.org/t/unable-to-mention-groups-250-members/250369 "2023-01-02T05:52:14Z")\
**Posts on this page:** 1\
**Showing post:** 7

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作者： ![Roman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/roman/32/157504_2.png) [@Roman](https://meta.discourse.org/u/Roman)\
发布日期： [2023 年1 月 2 日 17:00 UTC](https://meta.discourse.org/t/unable-to-mention-groups-250-members/250369/7 "2023-01-02T17:00:28Z")

</div>

抱歉给您带来不便，限制已在以下位置移除：

> <https://github.com/discourse/discourse/pull/19666>
>
> This PR removes the limit added to \`max\_users\_notified\_per\_group\_mention\` during… #19034 and improve the performance when expanding mentions for large channel or groups by removing some N+1 queries and making the whole process async.
> 
> For testing, I tried mentioning a group with 3k members, these were the results:
> 
> \#### Before:
> 
> \<img width="619" alt="Screen Shot 2022-12-31 at 15 30 24" src="https://user-images.githubusercontent.com/5025816/210153887-0981ed7c-73cd-4542-964e-28da6577842a.png"\>
> 
> \#### Without N+1:
> 
> \<img width="624" alt="Screen Shot 2022-12-31 at 16 10 33" src="https://user-images.githubusercontent.com/5025816/210153894-3fabb131-9a29-4ff9-a97a-1bd0bfed981e.png"\>
> 
> 
> \#### Without N+1 + async:
> 
> \<img width="606" alt="Screen Shot 2022-12-31 at 16 15 29" src="https://user-images.githubusercontent.com/5025816/210153899-facb4d88-5351-41f7-8bc8-980dd14a0c23.png"\>

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