# How to limit the sending frequency of summary mail?

**URL:** https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367
**Category:** Support
**Created:** [February 1, 2020, 10:55am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367 "2020-02-01T10:55:33Z")
**Posts on this page:** 7
**Page:** 1

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### Author: ![KevinBlandy](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/kevinblandy/32/155478_2.png) [@KevinBlandy](https://meta.discourse.org/u/KevinBlandy)
#### Post date: [February 1, 2020, 10:55am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/1 "2020-02-01T10:55:33Z")

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# How to limit the sending frequency of summary mail?

I use a free email service. When too many messages are sent at one time, the request will be limited, resulting in the failure of sending messages.

 ![image](https://global.discourse-cdn.com/meta/original/3X/a/d/ad09b0591e1710575ce3e1f8309fc56982e4fee5.png)

I hope all emails can be sent out correctly. After sending one message, pause for a certain period of time instead of sending the next one immediately。

Any good ideas?

Thanks！

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### Author: ![amalik](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/amalik/32/168268_2.png) [@amalik](https://meta.discourse.org/u/amalik)
#### Post date: [February 2, 2020, 11:52am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/3 "2020-02-02T11:52:57Z")

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Hi Kevin ! Which email service do you use ? Do you know if you can do some throttling settings ? I know it usually improves the delivery (once all messages are sent) but it can sometimes improve the sendings. Let us know 😉

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### Author: ![KevinBlandy](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/kevinblandy/32/155478_2.png) [@KevinBlandy](https://meta.discourse.org/u/KevinBlandy)
#### Post date: [February 3, 2020, 3:48am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/4 "2020-02-03T03:48:21Z")

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I use Tencent (China) 's free email service. ([Https://exmail.qq.com/](Https://exmail.qq.com/)).  
I don’t have a good way to deal with this problem now. 😪

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### Author: ![amalik](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/amalik/32/168268_2.png) [@amalik](https://meta.discourse.org/u/amalik)
#### Post date: [February 3, 2020, 7:32am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/5 "2020-02-03T07:32:00Z")

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Ok, I don’t know this provider but I’ll manage to have some time to have a look. Meanwhile, if you get some clues, let me know 🙂

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### Author: ![merefield](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/merefield/32/176214_2.png) [@merefield](https://meta.discourse.org/u/merefield)
#### Post date: [February 3, 2020, 7:39am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/6 "2020-02-03T07:39:07Z")

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I suspect you will need to write a plugin or upgrade your email service.

Looks like Discourse will do a short term requeue of failed emails:

> [@Temporary name resolution problem prevents emails from sending and they aren't queued?](https://meta.discourse.org/t/temporary-name-resolution-problem-prevents-emails-from-sending-and-they-arent-queued/70942/7):
>
> We’ll now silently retry sending emails on temporary issues. [https://github.com/discourse/discourse/pull/6375](https://github.com/discourse/discourse/pull/6375)

but I suspect this is not designed to deal with this kind of extreme scenario because their recommended providers do not rate limit so badly.

Free and email do not mix for a variety of reasons.

Migrate to a better paid service if you can is my advice.

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### Author: ![amalik](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/amalik/32/168268_2.png) [@amalik](https://meta.discourse.org/u/amalik)
#### Post date: [February 3, 2020, 7:53am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/7 "2020-02-03T07:53:30Z")

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@merefield is right indeed. In any way, dealing with your ESP settings would be a quick fix and wouldn’t replace an efficient queuing or buffering feature.

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### Author: ![system](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/system/32/443519_2.png) [@system](https://meta.discourse.org/u/system)
#### Post date: [March 4, 2020, 8:07am UTC](https://meta.discourse.org/t/how-to-limit-the-sending-frequency-of-summary-mail/140367/8 "2020-03-04T08:07:24Z")

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