Virtual Kernel hogs up space

Nirmal Thacker thacker.nirmal at
Tue Jun 17 19:39:57 PDT 2008

On Tue, Jun 17, 2008 at 10:07 PM, Matthew Dillon
<dillon at> wrote:
> :No I am talking about the space taken up by the virtual kernel file[s]
> :in my host kernel. For eg in my host kernel the /mnt directory is
> :filled with the virtual kernel tree. Since I did not allocate much
> :space to my / partition of the host system the disk space is filled
> :beyond 100% and i get bombarded with filesystem full errors when i
> :turn off the host
> :
> :I am doing this on my machine. Not the leaf accounts.
> :
> :Nirmal
>    I'm not sure how much I can help.  It sounds like you haven't allocated
>    enough space for the virtual kernel.  If the virtual kernel's disk
>    image is on /mnt then you may have created it as a sparse file instead
>    of using 'dd' to pre-allocate the whole thing.
>    The virtual kernel's binary might be chflagged, to remove it you
>    could 'chflags noschg <path>' and then RM it.

Thanks for this tip. For now I have a few gigs in the home partition
so I ll just mount the virtual kernels there .


>    In anycase, you want at least a few gigabytes of disk space to play
>    with virtual kernels.
>                                                -Matt

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