[Users] can't change ploop filesystem size

[Roman Haefeli]

On Die, 2014-10-28 at 11:14 -0700, Kir Kolyshkin wrote:
> On 10/28/2014 09:55 AM, Roman Haefeli wrote:
> > Hi all
> >
> > I tried to increase ploop filesystem size of a container and it failed:
> >
> > $ vzctl set db2new --diskspace 90G --save
> > Error in get_balloon (balloon.c:111): Can't ioctl mount
> > point /iscsi/root/991: No such file or directory
> > Failed to resize image: Error in get_balloon (balloon.c:111): Can't
> > ioctl mount point /iscsi/root/991: No such file or directory [3]
> > Error: failed to apply some parameters, not saving configuration file!
> >
> > It actually works for most of our containers, but not this one. Special
> > about this one is that I copied its root directory from another hostnode
> > manually (with rsync, not with vzmigrate). Maybe I forgot something in
> > the configuration, but I can't figure out what.
> >
> > vzctl 4.7.2
> > ploop 1.12
> > kernel 2.6.32-openvz-042stab093.5-amd64
> 
> Basically what it says is ploop is mounted, but its mount point
> (/iscsi/root/991) is inaccessible. Maybe you just need to create it?

$ stat /iscsi/root/991
  File: `/iscsi/root/991'
  Size: 4096      	Blocks: 8          IO Block: 4096   directory
Device: 9360b6f1h/2472589041d	Inode: 2           Links: 23
Access: (0755/drwxr-xr-x)  Uid: (    0/    root)   Gid: (    0/    root)
Access: 2014-10-28 17:35:18.936184756 +0100
Modify: 2014-10-29 12:03:57.989117551 +0100
Change: 2014-10-29 12:03:57.989117551 +0100
 Birth: -


Roman