{"id":142,"date":"2013-09-18T02:57:27","date_gmt":"2013-09-17T23:57:27","guid":{"rendered":"http:\/\/www.melen.org\/u\/jan\/wp\/?p=142"},"modified":"2013-09-18T02:57:27","modified_gmt":"2013-09-17T23:57:27","slug":"dovecot-imap-login-cannot-map-anonymous-memory","status":"publish","type":"post","link":"https:\/\/www.melen.org\/u\/jan\/wp\/?p=142","title":{"rendered":"Dovecot: imap-login: Cannot map anonymous memory"},"content":{"rendered":"<p>Encountered today a problem on one of the mail servers running dovecot that after upgrade wasn&#8217;t able to login using imap and dovecot only printed in to maillog that dovecot: imap-login: Cannot map anonymous memory. It seems that this error is produced if in the dovecot.conf file the login_process_size is set to too low value. The explanation and default for the value is: <\/p>\n<pre>\r\n# Set max. process size in megabytes. If you don't use\r\n# login_process_per_connection you might need to grow this.\r\n# login_process_size = 64\r\n<\/pre>\n<p>So what I did is that in the dovecot.conf file I uncommented the login_process_size line and increased it to 256:<\/p>\n<pre>\r\n# Set max. process size in megabytes. If you don't use\r\n# login_process_per_connection you might need to grow this.\r\nlogin_process_size = 256\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Encountered today a problem on one of the mail servers running dovecot that after upgrade wasn&#8217;t able to login using imap and dovecot only printed in to maillog that dovecot: imap-login: Cannot map anonymous memory. It seems that this error is produced if in the dovecot.conf file the login_process_size is set to too low value. [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[2],"tags":[],"_links":{"self":[{"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/posts\/142"}],"collection":[{"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=142"}],"version-history":[{"count":5,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/posts\/142\/revisions"}],"predecessor-version":[{"id":147,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=\/wp\/v2\/posts\/142\/revisions\/147"}],"wp:attachment":[{"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=142"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=142"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.melen.org\/u\/jan\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=142"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}