Re: Here's One - NFS - Mounting Over Share = Nada

From	vallor <vallor@cultnix.org>
Newsgroups	comp.os.linux.misc
Subject	Re: Here's One - NFS - Mounting Over Share = Nada
Date	2025-04-02 10:49 +0000
Message-ID	<m54j20Fhof8U3@mid.individual.net> (permalink)
References	<UQ-dndQV6amaDnH6nZ2dnZfqnPednZ2d@giganews.com>

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On Tue, 1 Apr 2025 21:29:48 -0400, c186282 <c186282@nnada.net> wrote in
<UQ-dndQV6amaDnH6nZ2dnZfqnPednZ2d@giganews.com>:

> Here's an interesting problem ....
> 
> I re-mount USB drives onto NFS share points. The problem is that NFS
> doesn't SEE that - it only sees the previously empty dir instead.
> Add a tag file to that dir and that's ALL you will see in the share on
> another PC.
> 
> Tried variations of exportfs ... including the '-r' and '-au' then '-a'
> AFTER doing the mount. Sorry, the clients can't see the mount. The NFS
> stuff seems to cut in very early - before the USB re-mounts (done
> @reboot). If you look on the host machine you DO see the USB drives, but
> NEVER over the NFS share.
> 
> Why re-mount the USBs ? Because you can't always rely on Linux to mount
> them in the same order, used to be even the same place.
> '/media/<user>/whatever' seems hard-wired these days, but with multiple
> USB drives you still can't count on drive 1 being the drive 1 in
> /media/<user>. Kinda depends on which comes online first.
> Naming the drives helps, but even then.
> 
> And no, symlinks to some other mount point don't work ... NFS just
> shares a link to nowhere on the clients. 'hard' links ???
> 
> Have ONE share that's not a re-mounted anything - THAT always shows
> perfectly on the clients. Weird thing, somehow, at one point I DID get
> it to work - but not sure HOW. Just commented-out the old NFS and fstab
> stuff, so I've been able to re-try, but now none work. Set everything to
> 775 or 777 for development work, but that doesn't help.
> 
> SAMBA - this sort of thing works fine, but I've had horrible probs with
> SAMBA with the latest distros, ALWAYS intractable permissions issues no
> matter the tweaks, hence using NFS.
> 
> So ... any insights on how to get NFS to "see" whatever IS mounted to
> the share point AT THE MOMENT ???
> 
> Oh, latest MX Linux.

Take a look at "man exports" under the "nohide" option.

-- 
-v System76 Thelio Mega v1.1 x86_64 NVIDIA RTX 3090 Ti
   OS: Linux 6.14.0 Release: Mint 22.1 Mem: 258G
   "Why can't we just spell it orderves?"

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Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-01 21:29 -0400
  Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 12:35 +0200
    Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-02 11:48 +0100
      Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 13:18 +0200
        Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-02 18:04 +0100
          Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 05:51 -0400
            Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-03 11:08 +0100
            Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-03 14:07 +0200
              Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 11:27 -0400
                Re: Here's One - NFS - Mounting Over Share = Nada Ralf Fassel <ralfixx@gmx.de> - 2025-04-03 18:36 +0200
                Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-03 18:09 +0100
                Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 16:42 -0400
                Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 15:27 -0400
                Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-03 18:08 +0100
                Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-03 20:48 +0200
                Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 15:49 -0400
  Re: Here's One - NFS - Mounting Over Share = Nada vallor <vallor@cultnix.org> - 2025-04-02 10:49 +0000
    Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-02 07:12 -0400
    Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 13:14 +0200
      Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-02 07:39 -0400
        Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 14:19 +0200
          Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-02 08:38 -0400
            Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 15:30 +0200
      Re: Here's One - NFS - Mounting Over Share = Nada vallor <vallor@cultnix.org> - 2025-04-02 11:40 +0000
        Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-02 08:08 -0400
          Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 14:25 +0200
        Re: Here's One - NFS - Mounting Over Share = Nada "Carlos E.R." <robin_listas@es.invalid> - 2025-04-02 14:15 +0200
          Re: Here's One - NFS - Mounting Over Share = Nada Computer Nerd Kev <not@telling.you.invalid> - 2025-04-03 16:40 +1000
            Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 06:19 -0400
              Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-03 12:03 +0100
                Re: Here's One - NFS - Mounting Over Share = Nada c186282 <c186282@nnada.net> - 2025-04-03 07:27 -0400
                Re: Here's One - NFS - Mounting Over Share = Nada The Natural Philosopher <tnp@invalid.invalid> - 2025-04-03 12:38 +0100

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