[arm-allstar] data usage on node w/ LTE hotspot

David McGough kb4fxc at inttek.net
Tue Dec 5 03:14:26 EST 2017


Hi Richard,

I can't imagine what is going on, but, it isn't typical behavior for the
hamvoip release where you have no VoIP traffic. I just looked at 6
different WiFi attached nodes I've got and only see a fraction of the
amount of data transfer you're experiencing....And, these nodes do
transfer a fair amount of VoIP audio via WiFi, which constitutes the bulk
of the bandwidth used.

Here is a typical system. Note that I run all my VoIP traffic over the 
OpenVPN tunnel. It has a few hours of VoIP traffic most days.


-----------------------------------------------------------------------------------------------

[root at repeater-444500 asterisk]# uptime
 03:06:50 up 17 days, 10:23,  1 user,  load average: 0.19, 0.10, 0.06

[root at repeater-444850 asterisk]# ifconfig 
eth0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
        ether b8:27:eb:43:23:73  txqueuelen 1000  (Ethernet)
        RX packets 0  bytes 0 (0.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 0 (0.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1  (Local Loopback)
        RX packets 151  bytes 14203 (13.8 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 151  bytes 14203 (13.8 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

tun1: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST>  mtu 1500
        inet 12.17.x.y  netmask 255.255.255.255  destination 172.16.x.y
        unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00  txqueuelen 100  (UNSPEC)
        RX packets 897365  bytes 53436004 (50.9 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 1628242  bytes 168139634 (160.3 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlan0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.x.85  netmask 255.255.255.0  broadcast 192.168.x.255
        ether b8:27:eb:13:73:23  txqueuelen 1000  (Ethernet)
        RX packets 1947025  bytes 220773334 (210.5 MiB)
        RX errors 0  dropped 1438  overruns 0  frame 0
        TX packets 1814607  bytes 403371406 (384.6 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

-----------------------------------------------------------------------------------------------


....I'm not sure what's going on with your setup.

73, David KB4FXC



On Mon, 4 Dec 2017, "Richard Bateman via arm-allstar" wrote:

> Hmm.  Well, I disabled the node updates, turned off stats, shut off
rc.updatenodefile, and even tried disabling the ast cron job and it still
kept downloading 20MB approximately every 4 hours.

I didn't actually run the filelookup_onoff.sh script, but skimming through
it it appears to just enable or disable rc.updatenodelist, which I killed
manually to test.

Any other ideas? My hotspot is now off and I've lost connection until I
fork out some cash to turn it back on, but I'd rather not do that until I
have a plan for tracking this down since at 20MB every 4 hours 1GB of data
will not last long.

Richard

On Sun, Dec 3, 2017 at 12:07 PM, Richard Bateman <richard at batemansr.us>
wrote:

> Hi Guys,
>
> Thanks for the info; I'm not (currently) linking the repeater to anything,
> but it's good to know that g.729 is available -- I didn't realize that.
> I've disabled all of those things as well as the statspost stuff, so we'll
> just have to see if that fixes the issue :-/
>
> Thanks for all the info, I'll let you know what I find.
>
> Richard
>
> On Sun, Dec 3, 2017 at 11:26 AM, "Doug Crompton via arm-allstar" <
> arm-allstar at hamvoip.org> wrote:
>
>> What Steve mentions is true but he is using the beta DNA lookup which has
>> not been deployed to all yet. So what he is saying and the file download
>> does NOT apply until this is released to all.
>>
>> On that note once DNS lookuip is released to all turning off rpt_extnodes
>> file download, status posting and selecting a lower bandwidth
>> codec will greatly reduce data usage when necessary.
>>
>> The rpt_extnodes file downloads alone cause an astounding combined
>> download
>> usage of  ​32,400,000,000 bytes or 32.4 terabytes transferred
>>  daily based on each node updating 144 times a day, file size 150K, number
>> of active nodes 1500.
>>
>>
>> *73 Doug*
>>
>> *WA3DSP*
>>
>> *http://www.crompton.com/hamradio <http://www.crompton.com/hamradio>*
>>
>>
>>
>> On Sun, Dec 3, 2017 at 12:22 PM, "Steve Agee via arm-allstar" <
>> arm-allstar at hamvoip.org> wrote:
>>
>> > If it is a private node number then you can comment out the 2 statpost
>> > lines near the bottom of the node stanza, and you can turn off the
>> download
>> > of the rpt_extnodes file every ten minutes. You can also turn these off
>> if
>> > you are using a public node along with node_lookup_method=dns. You can
>> > download a script to do this as follows:
>> >
>> > cd /root
>> > wget https://hamvoip.org/downloads/filelookup_onoff.sh
>> > chmod 750 filelookup_onoff.sh
>> >  ./filelookup_onoff.sh
>> >
>> > N5ZUA
>> >
>> > On 12/3/2017 9:52 AM, "Richard Bateman via arm-allstar" wrote:
>> >
>> >> Hi,
>> >>
>> >> I have a node which lives on a mountaintop a 10K feet that I've put an
>> LTE
>> >> modem on so I can remote control it; I'm trying to get by with the
>> >> freedompop free 200MB mode, but it seems to be downloading
>> approximately
>> >> 20MB of data multiple times per day; nothing I have installed should be
>> >> doing that.
>> >>
>> >> Is there anything installed in the default hamvoip install that might
>> be
>> >> causing that?
>> >>
>> >> Richard
>> >> _______________________________________________
>> >>
>> >> arm-allstar mailing list
>> >> arm-allstar at hamvoip.org
>> >> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> >>
>> >> Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> >>
>> >
>> > _______________________________________________
>> >
>> > arm-allstar mailing list
>> > arm-allstar at hamvoip.org
>> > http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>> >
>> > Visit the BBB and RPi2/3 web page - http://hamvoip.org
>> _______________________________________________
>>
>> arm-allstar mailing list
>> arm-allstar at hamvoip.org
>> http://lists.hamvoip.org/cgi-bin/mailman/listinfo/arm-allstar
>>
>> Visit the BBB and RPi2/3 web page - http://hamvoip.org
>>
>
>
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