[ale] invisible mounting points on RHEL 5.1

[Jerry Yu]

They are regular NFS exports. The /mnt/m1 is my attempt to simplify my
question. They are under /opt/mnt/appName1/m1 for client #1.

On 10/13/08, Jeff Lightner <jlightner at water.com> wrote:
> I'm confused by this.  You must have added the "/mnt/m1" as it is NOT a
> stock part of RHEL5.
>
>
>
> Are you sure this isn't something you've configured in /etc/fstab or in
> automounter?  I've seen some very strange behavior when attempting to
> manually do things with filesystems put under automounter control.
>
>
>
> ________________________________
>
> From: ale-bounces at ale.org [mailto:ale-bounces at ale.org] On Behalf Of
> Jerry Yu
> Sent: Monday, October 13, 2008 4:21 PM
> To: ALE
> Subject: [ale] invisible mounting points on RHEL 5.1
>
>
>
> On a stock RHEL 5.1 server, an ext3 fs image (i1) is mounted as loopback
> at /mnt/m1. /mnt/m1 is exported as NFS share to be used by a RHEL 5.1
> client.
>
> Not sure since when, on the NFS server,
>
> *	one can not see m1 when ls /mnt anymore.   Meanwhile,
> *	'cd /mnt/m1' and 'ls /mnt/m1' and  file creation under /mnt/m1
> all work just fine under /mnt/m1.
> *	mkdir /mnt/m1 fails saying '/mnt/m1 is present'
> *	/proc/mounts still have /mnt/m1 listed as mounted loopback.
> *	umounting /mnt/m1 & mounting it back works just fine.  still
> cannot see 'm1' under /mnt.
> *	/mnt/m1 is under constant use by the NFS clients, so 'rm -rf' or
> 'umount' of /mnt/m1 from the server actually fails.
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