{"id":14762,"date":"2023-09-21T10:20:12","date_gmt":"2023-09-21T10:20:12","guid":{"rendered":"https:\/\/www.webhosting.uk.com\/kb\/?p=14762"},"modified":"2026-03-03T11:38:52","modified_gmt":"2026-03-03T11:38:52","slug":"how-to-increase-memory-limit-for-dovecot-pop3-and-imap-processes","status":"publish","type":"post","link":"https:\/\/www.webhosting.uk.com\/kb\/how-to-increase-memory-limit-for-dovecot-pop3-and-imap-processes\/","title":{"rendered":"How to increase memory limit for Dovecot POP3 and IMAP processes"},"content":{"rendered":"<p>In this guide, you will explore how to increase memory limit for Dovecot POP3 and IMAP process.<\/p>\n<p>If you encounter warnings indicating that the Dovecot service has drained its memory, it is advisable to expect raising its memory allocation limit. Subject lines for warning emails could appear as follows:<\/p>\n<ol>\n<li>The \u201clmtp\u201d service reached its memory limit while it accessed mail<\/li>\n<li>The \u201cimap\u201d service reached its memory limit while it accessed mail<\/li>\n<\/ol>\n<p><strong>Follow the steps-<\/strong><\/p>\n<ol>\n<li>Log in to WHM.<\/li>\n<li>Select the \u201cService Configuration\u201d option and click on the \u201cMailserver Configuration\u201d sub-option.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-14763 size-full\" src=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-22.png\" alt=\"service configuration\" width=\"1017\" height=\"312\" srcset=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-22.png 1017w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-22-300x92.png 300w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-22-768x236.png 768w\" sizes=\"auto, (max-width: 1017px) 100vw, 1017px\" \/><\/li>\n<li>Find \u201cProcess Memory limit for Mail (MB)\u201d option. You can set your required value.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-14764 size-full\" src=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-23.png\" alt=\"process memory limit\" width=\"589\" height=\"396\" srcset=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-23.png 589w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-23-300x202.png 300w\" sizes=\"auto, (max-width: 589px) 100vw, 589px\" \/><\/li>\n<li>Scroll down and click on the \u201cSave Changes\u201d button.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-14765 size-full\" src=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-24.png\" alt=\"save changes\" width=\"590\" height=\"279\" srcset=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-24.png 590w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-24-300x142.png 300w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/li>\n<li>You will get a success message as shown below.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-14766 size-full\" src=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-25.png\" alt=\"mailserver\" width=\"886\" height=\"454\" srcset=\"https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-25.png 886w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-25-300x154.png 300w, https:\/\/www.webhosting.uk.com\/kb\/wp-content\/uploads\/2023\/09\/Pasted-25-768x394.png 768w\" sizes=\"auto, (max-width: 886px) 100vw, 886px\" \/><\/li>\n<\/ol>\n<p>This way, you can increase memory limit for Dovecot POP3 and IMAP processes. Hope you liked our article.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this guide, you will explore how to increase memory limit for Dovecot POP3 and IMAP process. If you encounter warnings indicating that the Dovecot service has drained its memory,&hellip;<\/p>\n<p><a href=\"https:\/\/www.webhosting.uk.com\/kb\/how-to-increase-memory-limit-for-dovecot-pop3-and-imap-processes\/\" class=\"more-link\">Read More<\/a><\/p>\n<div class='heateorSssClear'><\/div><div  class='heateor_sss_sharing_container heateor_sss_horizontal_sharing' data-heateor-sss-href='https:\/\/www.webhosting.uk.com\/kb\/how-to-increase-memory-limit-for-dovecot-pop3-and-imap-processes\/'><div class='heateor_sss_sharing_title' style=\"font-weight:bold\" >Spread the love<\/div><div class=\"heateor_sss_sharing_ul\"><a aria-label=\"Facebook\" class=\"heateor_sss_facebook\" href=\"https:\/\/www.facebook.com\/sharer\/sharer.php?u=https%3A%2F%2Fwww.webhosting.uk.com%2Fkb%2Fhow-to-increase-memory-limit-for-dovecot-pop3-and-imap-processes%2F\" title=\"Facebook\" rel=\"nofollow noopener\" target=\"_blank\" 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