[Users] Re: [Announce] Kernel RHEL6 testing 042stab054.1

[Corin Langosch]

Hi Joe,

Am 08.04.2012 00:48, schrieb jjs - mainphrame:
> Thanks for the pointer to the article, that's good info. I've checked 
> my system, and I'm nowhere near the limit of space or inodes.
>
> To further test, I create a ploop CT which contains the expected 
> amount of disk space.
> I then create a simfs CT with the same disk size settings, and it only 
> has half the expected disk size.
> I then create another ploop CT and it contains the expected amount of 
> disk space.
>
> If the 2nd CT which I created failed to get the requested disk space 
> due to shortage on the system, then it's difficult to see how the 3rd 
> CT could then get the full disk space requested. So there seems to be 
> something funny going on with the disk size calculation of simfs CTs 
> in stab54.2.
>

Ploop images grow on demand, similar to sparse files. You can create a 
ploop device of 100 GB even when you have only 50 GB free disk space.

Can you please post the output of "df" and "df -i" on the host and from 
inside the guest with simfs?

Corin