>>> On 23.01.16 at 01:29, wrote:
> On 01/22/2016 07:02 PM, Jan Beulich wrote:
> On 22.01.16 at 11:40, wrote:
>>> On 01/22/2016 03:53 PM, Jan Beulich wrote:
>>> On 22.01.16 at 04:36, wrote:
> By the way, do you think it's possible to make grant table support bigger
> page e.g 64
On 01/22/2016 07:02 PM, Jan Beulich wrote:
On 22.01.16 at 11:40, wrote:
>> On 01/22/2016 03:53 PM, Jan Beulich wrote:
>> On 22.01.16 at 04:36, wrote:
By the way, do you think it's possible to make grant table support bigger
page e.g 64K?
One grant-ref per 64KB instead of
>>> On 22.01.16 at 11:40, wrote:
> On 01/22/2016 03:53 PM, Jan Beulich wrote:
> On 22.01.16 at 04:36, wrote:
>>> By the way, do you think it's possible to make grant table support bigger
>>> page e.g 64K?
>>> One grant-ref per 64KB instead of 4KB, this should able to reduce the grant
>>> en
On 01/22/2016 03:53 PM, Jan Beulich wrote:
On 22.01.16 at 04:36, wrote:
>> By the way, do you think it's possible to make grant table support bigger
>> page e.g 64K?
>> One grant-ref per 64KB instead of 4KB, this should able to reduce the grant
>> entry consumption significantly.
>
> How
>>> On 22.01.16 at 04:36, wrote:
> By the way, do you think it's possible to make grant table support bigger
> page e.g 64K?
> One grant-ref per 64KB instead of 4KB, this should able to reduce the grant
> entry consumption significantly.
How would that work with an underlying page size of 4k, a
On 01/21/2016 08:19 PM, Ian Campbell wrote:
> On Thu, 2016-01-21 at 10:56 +, David Vrabel wrote:
>> On 20/01/16 12:23, Ian Campbell wrote:
>>> There have been a few reports recently[0] which relate to a failure of
>>> netfront to allocate sufficient grant refs for all the queues:
>>>
>>> [
On 2016/1/21 9:17, David Vrabel wrote:
On 21/01/16 12:19, Ian Campbell wrote:
On Thu, 2016-01-21 at 10:56 +, David Vrabel wrote:
On 20/01/16 12:23, Ian Campbell wrote:
There have been a few reports recently[0] which relate to a failure of
netfront to allocate sufficient grant refs for all
On 21/01/16 12:19, Ian Campbell wrote:
> On Thu, 2016-01-21 at 10:56 +, David Vrabel wrote:
>> On 20/01/16 12:23, Ian Campbell wrote:
>>> There have been a few reports recently[0] which relate to a failure of
>>> netfront to allocate sufficient grant refs for all the queues:
>>>
>>> [0.5335
On Thu, 2016-01-21 at 10:56 +, David Vrabel wrote:
> On 20/01/16 12:23, Ian Campbell wrote:
> > There have been a few reports recently[0] which relate to a failure of
> > netfront to allocate sufficient grant refs for all the queues:
> >
> > [0.533589] xen_netfront: can't alloc rx grant re
On 20/01/16 12:23, Ian Campbell wrote:
> There have been a few reports recently[0] which relate to a failure of
> netfront to allocate sufficient grant refs for all the queues:
>
> [0.533589] xen_netfront: can't alloc rx grant refs
> [0.533612] net eth0: only created 31 queues
>
> Which c
On Thu, Jan 21, 2016 at 10:37:51AM +, Ian Campbell wrote:
> On Thu, 2016-01-21 at 10:25 +, Wei Liu wrote:
> > On Thu, Jan 21, 2016 at 10:12:27AM +, Ian Campbell wrote:
> > [...]
> > > > I've asked the reporter to send logs for the 4.4 case to xen-devel.
> > >
> > > User confirmed[0] th
On Thu, 2016-01-21 at 10:25 +, Wei Liu wrote:
> On Thu, Jan 21, 2016 at 10:12:27AM +, Ian Campbell wrote:
> [...]
> > > I've asked the reporter to send logs for the 4.4 case to xen-devel.
> >
> > User confirmed[0] that 4.4 is actually OK.
> >
> > Did someone request stable backports yet,
On Thu, Jan 21, 2016 at 10:12:27AM +, Ian Campbell wrote:
[...]
> > I've asked the reporter to send logs for the 4.4 case to xen-devel.
>
> User confirmed[0] that 4.4 is actually OK.
>
> Did someone request stable backports yet, or shall I do so?
>
I vaguely remember we requested backport f
On Wed, 2016-01-20 at 15:16 +, Ian Campbell wrote:
> On Wed, 2016-01-20 at 10:10 -0500, Boris Ostrovsky wrote:
> > On 01/20/2016 10:02 AM, David Vrabel wrote:
> > > On 20/01/16 14:52, Ian Campbell wrote:
> > > > On Wed, 2016-01-20 at 09:40 -0500, Boris Ostrovsky wrote:
> > > > > On 01/20/2016 0
On 2016/1/20 7:23, Ian Campbell wrote:
There have been a few reports recently[0] which relate to a failure of
netfront to allocate sufficient grant refs for all the queues:
[0.533589] xen_netfront: can't alloc rx grant refs
[0.533612] net eth0: only created 31 queues
Which can be worke
On Wed, 2016-01-20 at 10:10 -0500, Boris Ostrovsky wrote:
> On 01/20/2016 10:02 AM, David Vrabel wrote:
> > On 20/01/16 14:52, Ian Campbell wrote:
> > > On Wed, 2016-01-20 at 09:40 -0500, Boris Ostrovsky wrote:
> > > > On 01/20/2016 07:23 AM, Ian Campbell wrote:
> > > > > There have been a few repo
On 01/20/2016 10:02 AM, David Vrabel wrote:
On 20/01/16 14:52, Ian Campbell wrote:
On Wed, 2016-01-20 at 09:40 -0500, Boris Ostrovsky wrote:
On 01/20/2016 07:23 AM, Ian Campbell wrote:
There have been a few reports recently[0] which relate to a failure of
netfront to allocate sufficient grant
On 20/01/16 14:52, Ian Campbell wrote:
> On Wed, 2016-01-20 at 09:40 -0500, Boris Ostrovsky wrote:
>> On 01/20/2016 07:23 AM, Ian Campbell wrote:
>>> There have been a few reports recently[0] which relate to a failure of
>>> netfront to allocate sufficient grant refs for all the queues:
>>>
>>> [
On Wed, 2016-01-20 at 09:40 -0500, Boris Ostrovsky wrote:
> On 01/20/2016 07:23 AM, Ian Campbell wrote:
> > There have been a few reports recently[0] which relate to a failure of
> > netfront to allocate sufficient grant refs for all the queues:
> >
> > [0.533589] xen_netfront: can't alloc rx
On 01/20/2016 07:23 AM, Ian Campbell wrote:
There have been a few reports recently[0] which relate to a failure of
netfront to allocate sufficient grant refs for all the queues:
[0.533589] xen_netfront: can't alloc rx grant refs
[0.533612] net eth0: only created 31 queues
Which can be w
There have been a few reports recently[0] which relate to a failure of
netfront to allocate sufficient grant refs for all the queues:
[0.533589] xen_netfront: can't alloc rx grant refs
[0.533612] net eth0: only created 31 queues
Which can be worked around by increasing the number of grant
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