xn0 interface "Obytes" not populating

[Pete Wright]

On 1/11/17 11:55 AM, Allan Jude wrote:
> On 2017-01-11 14:33, Jason wrote:
>> Hi,
>>   I installed vnstat, which is a bandwidth monitoring app.  I noticed that
>> for some reason its TX bytes were 0, but the RX bytes were being tracked as
>> expected.  I don't know how vnstat is collecting its metrics every 5
>> minutes, but I'm guessing it's similar to how 'netstat -I xn0 -bn' would
>> collect its details.  After running 'netstat -I xn0 -bn', I notice that
>> "Obytes" for "<Link#2>" is 0, which may be the problem.  However, the
>> "Obytes" for the actual IP address seems to be working:
>>
>> # netstat -I xn0 -bn
>> Name    Mtu Network       Address              Ipkts Ierrs Idrop
>> Ibytes    Opkts Oerrs     Obytes  Coll
>> xn0    1500 <Link#2>      <REDACTED>        22659117     0     0 2579194762
>> 21221967     0          0     0
>> xn0       - 10.0.10.0/24  10.0.10.40        22567359     -     - 2258113267
>> 21130240     - 3518207522     -
>>
>> On a different machine that command works fine.  It is running BSD 11 as
>> well, but it's not using the xn driver -- it uses the fxp driver.  It's
>> output is:
>>
>> # netstat -I xn0 -bn
>> Name    Mtu Network       Address              Ipkts Ierrs Idrop
>> Ibytes    Opkts Oerrs     Obytes  Coll
>> em0    1500 <Link#1>      <REDACTED>        1507204306     0     0
>> 1567750969110 100389817     0 80619546746     0
>> em0       - 192.168.10.0/ 192.168.10.10     1506281038     -     -
>> 1548639235291 100283723     - 79211140098     -
>>
>> I'm running FreeBSD 11 on both instances, except the one that's having
>> difficulty is running on AWS, so is on Xen.
>>
>> Any insight into how to fix this so "Obytes" populates for "Link#2"?
>>
>> Thanks!
>> _______________________________________________
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>>
>
> There is a fix for this here:
>
> https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213439

Oh great - do you think this will also address this PR:
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=213814

If I have time this week I'll try to verify this as well and will close 
213814 if it works.

Cheers,
-pete

-- 
Pete Wright
pete at nomadlogic.org
nomadlogicLA