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Re: [Xen-devel] xen 4.3 test report (another bug)

On Fri, May 31, 2013 at 02:21:03PM +0400, Vasiliy Tolstov wrote:
> 2013/5/31 Wei Liu <wei.liu2@xxxxxxxxxx>:
> > Right. I just wanted to know whether there was stale grant entry.
> >
> > If, for some reason, netfront runs out of grant table entries I think
> > that might cause connectivity lost.
> >
> > Vasiliy, can you grab more logs from DomU and Dom0?
> Is about 36 hours in xen dmesg appeared messages:
> (XEN) grant_table.c:289:d0 Increased maptrack size to 2 frames

If you didn't have more DomU up and running, this looks like a leak

> (XEN) mm.c:1695:d0 Bad L1 flags 400000

And this... I have now idea at the moment.

> Inside domU nothing. As i see network absent not only centos 6 kernel
> based domU but on (build from git jeremy xenlinux tree is
> about 2 years old)

Though that looks mostly like a backend problem, I would still ask if
you can spare some time to try the same workload on newer kernels and
see what happens.

And I would also need your Dom0 configuration, dmesg log in Dom0.


> --
> Vasiliy Tolstov,
> e-mail: v.tolstov@xxxxxxxxx
> jabber: vase@xxxxxxxxx

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