Re: mail_queue_enter: create file maildrop/870989.992: Read-only file system

From	Greg Wooledge <greg@wooledge.org>
Newsgroups	linux.debian.user
Subject	Re: mail_queue_enter: create file maildrop/870989.992: Read-only file system
Date	2026-05-14 13:40 +0200
Message-ID	<MUCA1-545L-3@gated-at.bofh.it> (permalink)
References	(2 earlier) <MTcRj-46To-3@gated-at.bofh.it> <MTcRj-46To-1@gated-at.bofh.it> <MTn0l-4dT7-1@gated-at.bofh.it> <MTnD3-4enr-1@gated-at.bofh.it> <MUyG5-51B5-5@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Thu, May 14, 2026 at 10:25:28 +0300, Luc Saffre wrote:
> On 5/11/26 04:23, Greg Wooledge wrote:
> > Then
> > again, maybe just un-blocking *every* MTA's queue directory (among
> > the MTAs that have this issue) might end up being the least bad answer.
> In my simple mind I understand that Postfix (with a a default config) needs
> write access to /var/spool/postfix/ in order to work,
> and systemd is very careful about security and therefore gives only the
> minimum required write access to monit, and seems to ignore that monit
> sometimes sends emails and hence needs write access to /var/spool/postfix/
> It seems to me that the packager of either monit or systemd should add 
> /var/spool/postfix/ to monit's list of required read-write directories.
> 
> The issue is solved now and I'm happy, but it took me several frustrating
> months to get there. So I'd vote +1 for trying to avoid this to future
> users.

In that case, I would urge you to file a bug report so the monit
maintainer knows there's a problem.  I didn't see one already, although
<https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1072946> is pretty
close in nature.

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mail_queue_enter: create file maildrop/870989.992: Read-only file  system Luc Saffre <luc@saffre-rumma.net> - 2026-05-03 02:00 +0200
  Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Andy Smith <andy@strugglers.net> - 2026-05-03 03:00 +0200
    Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Greg Wooledge <greg@wooledge.org> - 2026-05-03 04:20 +0200
      Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system David Wright <deblis@lionunicorn.co.uk> - 2026-05-03 06:30 +0200
        Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Greg Wooledge <greg@wooledge.org> - 2026-05-03 14:30 +0200
      Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Andy Smith <andy@strugglers.net> - 2026-05-03 22:30 +0200
        Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Jan Claeys <lists@janc.be> - 2026-05-04 17:10 +0200
          Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system <tomas@tuxteam.de> - 2026-05-04 17:50 +0200
            Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Michael Greenberg <michael@greenberg.science> - 2026-05-04 18:40 +0200
              Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system tomas@tuxteam.de - 2026-05-04 19:30 +0200
    Re: mail_queue_enter: create file maildrop/870989.992: Read-only file  system Luc Saffre <luc@saffre-rumma.net> - 2026-05-10 16:00 +0200
      Re: mail_queue_enter: create file maildrop/870989.992: Read-only file  system Luc Saffre <luc@saffre-rumma.net> - 2026-05-10 16:30 +0200
      Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Andy Smith <andy@strugglers.net> - 2026-05-11 02:50 +0200
        Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Greg Wooledge <greg@wooledge.org> - 2026-05-11 03:30 +0200
          Re: mail_queue_enter: create file maildrop/870989.992: Read-only file  system Luc Saffre <luc@saffre-rumma.net> - 2026-05-14 09:30 +0200
            Re: mail_queue_enter: create file maildrop/870989.992: Read-only  file system Greg Wooledge <greg@wooledge.org> - 2026-05-14 13:40 +0200

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