{"id":4052,"date":"2008-06-09T12:41:03","date_gmt":"2008-06-09T03:41:03","guid":{"rendered":"https:\/\/www.pistolfly.com\/weblog\/?p=4052"},"modified":"2018-02-27T14:44:43","modified_gmt":"2018-02-27T05:44:43","slug":"postfix","status":"publish","type":"post","link":"https:\/\/www.pistolfly.com\/weblog\/en\/2008\/06\/postfix.html","title":{"rendered":"Setting the maximum send \/ receive size of Postfix"},"content":{"rendered":"<p>\/etc\/postfix\/main.cf<\/p>\n<pre class=\"prettyprint\">message_size_limit = 20480000\r\n<\/pre>\n<p>The default when message_size_limit is not specified is 10240000 (10MB).<\/p>\n<p>For complete parameter list of main.cf, see the postconf(5) man page.<\/p>\n<pre class=\"command-line\">$ man 5 postconf\r\n<\/pre>\n<pre>message_size_limit (default: 10240000)\r\n       The maximal size in bytes of a message, including envelope information.\r\n<\/pre>\n<h2>Caution<\/h2>\n<p>Be careful when changing message_size_limit.<br \/>\nmessage_size_limit must not be larger than mailbox_size_limit.<br \/>\nIf message_size_limit is larger than mailbox_size_limit\u3001you can't receive any messages.<\/p>\n<p>The default of mailbox_size_limit\u3000is 51200000 (50MB).<br \/>\nZero means no limit.<\/p>\n<pre class=\"prettyprint\">mailbox_size_limit = 0\r\n<\/pre>\n<pre>mailbox_size_limit (default: 51200000)\r\n       The  maximal  size  of any local(8) individual mailbox or maildir file, or zero (no limit).  In fact, this limits the size of any\r\n       file that is written to upon local delivery, including files written by external commands  that  are  executed  by  the  local(8)\r\n       delivery agent.\r\n\r\n       This limit must not be smaller than the message size limit.\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\/etc\/postfix\/main.cf message_size_limit = 20480000 The default when message_size_limit is not specified is 102 &hellip; <a href=\"https:\/\/www.pistolfly.com\/weblog\/en\/2008\/06\/postfix.html\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Setting the maximum send \/ receive size of Postfix<\/span> <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_locale":"en_US","_original_post":"598","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[6,40],"tags":[],"class_list":["post-4052","post","type-post","status-publish","format-standard","hentry","category-linux","category-mail","en-US"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - 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