I'll check it today.

Il dom set 20 21:29:42 2015 GMT+0200, Wolfgang Schweer scrive:
> On Thu, Sep 17, 2015 at 02:03:14PM +0200, Wolfgang Schweer wrote:
> > On Thu, Sep 17, 2015 at 11:54:21AM +0200, Giorgio Pioda wrote:
> > > On Thu, Sep 17, 2015 at 11:08:02AM +0200, Wolfgang Schweer wrote:
> > > > On Thu, Sep 17, 2015 at 08:30:37AM +0200, Petter Reinholdtsen wrote:
> > > > > 
> > > > > Did the format of /proc/mounts change?
> > > > 
> > > > The additional /dev/dm-* lines (added by the kernel?) might be causing 
> > > > the reported failure.
> > > 
> > > In WS client /proc/mounts the vg_system entries are totally mising. Only
> > > /dev/dm-X are there, which are not recognized by lvextend.
> > 
> > Confirmed for a stock ws: /dev/dm-0 (for /) and /dev/dm-2 (for /usr) are 
> > replacing the vg_system entries.
>   
> > I guess the /proc/mounts change is due to initramfs-tools now doing a 
> > file system check of the root fs (and of /usr if on a separate 
> > partition).
> > 
> > See /usr/share/doc/initramfs-tools/NEWS.Debian.gz
>  
> This might work to solve the problem. Would someone with coding skills 
> please check it.
> 
> --- a/debian-edu-fsautoresize 2015-09-20 14:11:49.000000000 +0200
> +++ b/debian-edu-fsautoresize 2015-09-20 21:20:31.014572174 +0200
> @@ -14,6 +14,7 @@
>  
>  use Getopt::Std;
>  use Sys::Syslog qw(openlog syslog closelog LOG_NOTICE);
> +use File::Basename;
>  
>  # Using this module (instead of Filesys::DiskSpace) to get a version
>  # providing the device size, and not only free and used.
> @@ -194,6 +195,12 @@
>          chomp;
>          my @f = split(/\s+/);
>          my $device = $f[0];
> +        # Always use mapper names instead of kernel ones.
> +        if (index ($f[0],"/dev/dm-") != -1) {
> +           my $basename = basename($f[0]);
> +           $device = "/dev/mapper/".`ls -l /dev/mapper/ | grep $basename | 
> cut -d' ' -f15`;
> +        }
> +        chomp $device;
>          my $mountpoint = $f[1];
>          my $typename = $f[2];
>          next unless (exists $fsops{$typename});
> 
> 
> Wolfgang
> 
>

-- 
Inviato dal mio Jolla

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