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Checking the email queue is the initial step in doing any of the many queue procedures, such as clearing or storing. Here, the post queue -p command will be used to achieve our goal. Read below, to know in detail.
Step:1 First view the number of emails in the Postfix mail queue by this command .
![mail queue](https://www.infinitivehost.com/knowledge-base/wp-content/uploads/2023/11/image2-22-1024x247.png)
Step:2 To delete all emails in queue use this command .
![mail queue](https://www.infinitivehost.com/knowledge-base/wp-content/uploads/2023/11/image1-19-1024x161.png)