[lxc-devel] lxc-stop: umount issue?

[Serge E. Hallyn]

Quoting Harald Dunkel (harald.dunkel at aixigo.de):
> Hi folks,
> 
> If a LXC server ran for several weeks and if I try to stop a
> container, then the server gets stuck for a few minutes (see
> attachment).
> 
> Please note the
> 
> :
> [8541088.226013] Task dump for CPU 31:
> [8541088.226015] mount           R
> :
> 
> This might be common for all incidents of this kind, but I
> lost some logfiles, so I am not 100% sure.
> 
> Is this a known issue? Any recommendations for a workaround?
> 
> 
> The host runs Debian Jessie with kernel 4.9.30-2~bpo8+1. LXC
> is version 2.0.8.

What filesystem are you using?