Insufficient system storage on mail server!
<nangel@alpinelinux.org>: host
mail.alpinelinux.org[74.117.189.114] said: 452
4.3.1 Insufficient system storage (in reply to MAIL FROM command)
<ncopa@alpinelinux.org>: host
mail.alpinelinux.org[74.117.189.114] said: 452
4.3.1 Insufficient system storage (in reply to MAIL FROM command)
(from redmine: issue id 5547, created on 2016-05-08, closed on 2016-05-09)