Re: [MirageOS-devel] Mirage-Block-Unix Error

[Thomas Leonard <talex5@xxxxxxxxx>]

On 5 March 2016 at 08:25, Rupert Horlick <rh572@xxxxxxxxx> wrote:
> Hi all,
>
> I'm running into a very strange issue using mirage-block-unix and I was
> wondering if anyone had some insight.
>
> The core of the issue is that connecting to the same file (disk.img or
> whatever) and writing in two different locations is giving completely
> different results.
>
> If I connect and write to offset 0 in my unix home directory (an NFS
> directory), then everything is completely fine. If I then go to
> /local/scratch (local scratch space on a department machine, so it's on the
> directly attached disk), and connect and write in exactly the same way I get
> the following error:
>
> (Failure "write: Invalid argument in write '' at file disk.img offset 0 with
> length 512")
>
> I've done the same thing in various other locations and never run into this
> error before. I've triple checked permissions and everything should be
> completely fine. Any ideas?

Try running it with "strace". That should show you the actual error
from the kernel.


-- 
Dr Thomas Leonard        http://roscidus.com/blog/
GPG: DA98 25AE CAD0 8975 7CDA  BD8E 0713 3F96 CA74 D8BA

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