Throughput weirdness on 9984
Alexis Green
agreen at cococorp.com
Fri Sep 2 15:14:53 PDT 2016
I just ran run AP + STA mode and it appears to behave the same way.
Also, as far as reported rates, it appears that the rates are similar.
------------------------
CT - 10.4.3-ct-fW-007-71d92ff
QCA - 10.4-3.2-00072
AP running CT, STA running QCA:
Station dump on AP device:
Station 00:34:56:78:24:24 (on wlan0)
inactive time: 4590 ms
rx bytes: 37230937
rx packets: 24305
tx bytes: 1049354
tx packets: 12201
tx retries: 0
tx failed: 0
signal: -36 dBm
signal avg: -34 dBm
tx bitrate: 1404.0 MBit/s VHT-MCS 8 80MHz VHT-NSS 4
rx bitrate: 1733.3 MBit/s VHT-MCS 9 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 41 seconds
Station dump on STA:
Station 00:34:56:78:fe:fe (on wlan0)
inactive time: 88780 ms
rx bytes: 1275608
rx packets: 14647
tx bytes: 37230967
tx packets: 24305
tx retries: 0
tx failed: 0
signal: -25 dBm
signal avg: -26 dBm
tx bitrate: 6.0 MBit/s
rx bitrate: 1560.0 MBit/s VHT-MCS 8 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 126 seconds
iperf output
Connecting to host 192.168.1.2, port 5201
[ 4] local 192.168.1.1 port 48788 connected to 192.168.1.2 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 3.19 MBytes 26.7 Mbits/sec 0 35.4 KBytes
[ 4] 1.00-2.00 sec 3.31 MBytes 27.8 Mbits/sec 0 35.4 KBytes
[ 4] 2.00-3.00 sec 3.31 MBytes 27.8 Mbits/sec 0 35.4 KBytes
[ 4] 3.00-4.00 sec 3.27 MBytes 27.4 Mbits/sec 0 35.4 KBytes
[ 4] 4.00-5.00 sec 3.48 MBytes 29.2 Mbits/sec 0 35.4 KBytes
[ 4] 5.00-6.00 sec 3.28 MBytes 27.5 Mbits/sec 0 35.4 KBytes
[ 4] 6.00-7.00 sec 3.31 MBytes 27.8 Mbits/sec 0 35.4 KBytes
[ 4] 7.00-8.00 sec 3.32 MBytes 27.9 Mbits/sec 0 35.4 KBytes
[ 4] 8.00-9.00 sec 3.59 MBytes 30.1 Mbits/sec 0 35.4 KBytes
[ 4] 9.00-10.00 sec 3.49 MBytes 29.3 Mbits/sec 0 35.4 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 33.5 MBytes 28.1 Mbits/sec 0 sender
[ 4] 0.00-10.00 sec 33.5 MBytes 28.1 Mbits/sec receiver
------------------------------------------------
AP running QCA, STA running CT:
Station dump on AP:
Station 00:34:56:78:00:00 (on wlan0)
inactive time: 8470 ms
rx bytes: 31376541
rx packets: 20483
tx bytes: 898358
tx packets: 10451
tx retries: 0
tx failed: 0
signal: -33 dBm
signal avg: -33 dBm
tx bitrate: 6.0 MBit/s
rx bitrate: 1560.0 MBit/s VHT-MCS 8 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 178 seconds
Station dump on STA:
Station 00:34:56:78:1d:1d (on wlan0)
inactive time: 4260 ms
rx bytes: 1209897
rx packets: 13819
tx bytes: 31376571
tx packets: 20483
tx retries: 0
tx failed: 0
signal: -25 dBm
signal avg: -25 dBm
tx bitrate: 1404.0 MBit/s VHT-MCS 8 80MHz VHT-NSS 4
rx bitrate: 1733.3 MBit/s VHT-MCS 9 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 174 seconds
iperf output:
Connecting to host 192.168.1.2, port 5201
[ 4] local 192.168.1.1 port 58162 connected to 192.168.1.2 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 2.13 MBytes 17.9 Mbits/sec 0 32.5 KBytes
[ 4] 1.00-2.00 sec 2.45 MBytes 20.6 Mbits/sec 0 33.9 KBytes
[ 4] 2.00-3.00 sec 2.97 MBytes 24.9 Mbits/sec 0 38.2 KBytes
[ 4] 3.00-4.00 sec 2.93 MBytes 24.6 Mbits/sec 0 52.3 KBytes
[ 4] 4.00-5.00 sec 2.96 MBytes 24.8 Mbits/sec 0 73.5 KBytes
[ 4] 5.00-6.00 sec 3.01 MBytes 25.2 Mbits/sec 0 115 KBytes
[ 4] 6.00-7.00 sec 3.01 MBytes 25.3 Mbits/sec 0 168 KBytes
[ 4] 7.00-8.00 sec 3.02 MBytes 25.3 Mbits/sec 0 242 KBytes
[ 4] 8.00-9.00 sec 3.20 MBytes 26.9 Mbits/sec 0 335 KBytes
[ 4] 9.00-10.00 sec 3.36 MBytes 28.1 Mbits/sec 0 462 KBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.00 sec 29.0 MBytes 24.3 Mbits/sec 0 sender
[ 4] 0.00-10.00 sec 28.2 MBytes 23.6 Mbits/sec receiver
-------------------------------------------------
Both devices running QCA:
Station dump on AP:
Station 00:34:56:78:05:05 (on wlan0)
inactive time: 7460 ms
rx bytes: 358469390
rx packets: 233800
tx bytes: 6435927
tx packets: 74855
tx retries: 0
tx failed: 0
signal: -33 dBm
signal avg: -33 dBm
tx bitrate: 6.0 MBit/s
rx bitrate: 1560.0 MBit/s VHT-MCS 8 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 115 seconds
Station dump on STA:
Station 00:34:56:78:09:09 (on wlan0)
inactive time: 3590 ms
rx bytes: 6633321
rx packets: 76989
tx bytes: 358469420
tx packets: 233800
tx retries: 0
tx failed: 0
signal: -27 dBm
signal avg: -25 dBm
tx bitrate: 6.0 MBit/s
rx bitrate: 1733.3 MBit/s VHT-MCS 9 80MHz short GI VHT-NSS 4
authorized: yes
authenticated: yes
preamble: long
WMM/WME: yes
MFP: no
TDLS peer: no
connected time: 111 seconds
iperf output:
Connecting to host 192.168.1.2, port 5201
[ 4] local 192.168.1.1 port 47046 connected to 192.168.1.2 port 5201
[ ID] Interval Transfer Bandwidth Retr Cwnd
[ 4] 0.00-1.00 sec 24.3 MBytes 203 Mbits/sec 0 129 KBytes
[ 4] 1.00-2.00 sec 27.2 MBytes 228 Mbits/sec 0 153 KBytes
[ 4] 2.00-3.00 sec 25.3 MBytes 213 Mbits/sec 0 168 KBytes
[ 4] 3.00-4.00 sec 26.2 MBytes 220 Mbits/sec 0 168 KBytes
[ 4] 4.00-5.00 sec 26.1 MBytes 219 Mbits/sec 0 262 KBytes
[ 4] 5.00-6.01 sec 35.3 MBytes 294 Mbits/sec 0 843 KBytes
[ 4] 6.01-7.01 sec 41.7 MBytes 351 Mbits/sec 0 1.29 MBytes
[ 4] 7.01-8.01 sec 37.3 MBytes 311 Mbits/sec 0 1.62 MBytes
[ 4] 8.01-9.00 sec 40.3 MBytes 342 Mbits/sec 0 1.88 MBytes
[ 4] 9.00-10.01 sec 41.0 MBytes 340 Mbits/sec 0 1.88 MBytes
- - - - - - - - - - - - - - - - - - - - - - - - -
[ ID] Interval Transfer Bandwidth Retr
[ 4] 0.00-10.01 sec 325 MBytes 272 Mbits/sec 0 sender
[ 4] 0.00-10.01 sec 322 MBytes 270 Mbits/sec receiver
Hope this helps,
Alexis
On Fri, Sep 2, 2016 at 2:51 PM, Ben Greear <greearb at candelatech.com> wrote:
> On 09/02/2016 02:11 PM, Alexis Green wrote:
>>
>> Hello,
>>
>> As I was working with ath10k drivers, I have discovered that only CT
>> firmware/driver combination is able to report tx_info to mac80211
>> layer. I've built latest LEDE image for my hardware (Netgear Nighthawk
>> X4S R7800) with both ath10k-ct driver from Ben and CT firmware. This
>> combination of software provides the data I need, however, the
>> throughput is severely limited :/
>>
>> All tests are performed between two of these devices in mesh mode with
>> no encryption. Here are some of the iperf results:
>
>
> I have not actually tested mesh-mode on my firmware, so maybe I caused
> regressions related to that.
>
> If you use AP + STA config, is throughput better?
>
> What about IBSS?
>
> What tx/rx rates is CT firmware actually reporting? Maybe it is not
> enabling HT/VHT for some reason?
>
> Thanks,
> Ben
>
> --
> Ben Greear <greearb at candelatech.com>
> Candela Technologies Inc http://www.candelatech.com
>
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