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Re: Timing issue with fstab NFS mounts

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On Fri 13 May 2016 at 07:28:50 (-0400), Dan Ritter wrote:
> On Fri, May 13, 2016 at 06:57:10AM -0400, Steve Matzura wrote:
> > On Fri, 13 May 2016 05:12:56 -0400, you wrote:
> > 
> > >The options field in fstab should include "_netdev" for devices
> > >which cannot be mounted until networking is stable.
> > 
> > I have never heard of that option. I'll try it and report back. Now,
> > what about the lines for the binds that immediately follow the network
> > device? Do the binds still operate even if the network device isn't
> > online yet? In other words, does the mounting of devices processing
> > stop until the line in fstab with _netdev in its options field is
> > processed, then the binds run? If so, then this is the answer to a
> > humble man's prayer. I've been wrestling with this literally for
> > months.
> 
> fstab is always evaluated in the order you write it, from top to
> bottom.

That may be true in wheezy but not in jessie. man fstab is out-of-date
and appears to be either unaware of initrd or unconcerned about its
effects. Anyway, check out read_fstab_entry().

> However, not all mount commands are equivalent. The
> usual call shortly after system boot is:
> 
> mount -a -t nonfs,nfs4,smbfs,cifs,ncp,ncpfs,coda,ocfs2,gfs,gfs2,ceph -O no_netdev
> 
> which says: mount everything except filesystems which are known to
> be dependent on networks, and also avoid filesystems which are marked
> as _netdev.
> 
> In this case, you want to mark all your bind mounts as _netdev
> as well.

Cheers,
David.

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Thread

Timing issue with fstab NFS mounts Steve Matzura <sm@noisynotes.com> - 2016-05-13 09:50 +0200
  Re: Timing issue with fstab NFS mounts Dan Ritter <dsr@randomstring.org> - 2016-05-13 11:20 +0200
    Re: Timing issue with fstab NFS mounts Steve Matzura <sm@noisynotes.com> - 2016-05-13 13:00 +0200
      Re: Timing issue with fstab NFS mounts Dan Ritter <dsr@randomstring.org> - 2016-05-13 13:30 +0200
        Re: Timing issue with fstab NFS mounts David Wright <deblis@lionunicorn.co.uk> - 2016-05-13 16:10 +0200
  Re: Timing issue with fstab NFS mounts David Witbrodt <dawitbro@sbcglobal.net> - 2016-05-13 16:10 +0200

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