On Friday, September 21, 2012 12:50:08 AM Adrian Chadd wrote:
> Which iperf is upload and which is download?
> 
> Can you run athstats during the transfer?
> 
> Adrian
> 
> On Sep 20, 2012 8:57 PM, "Derrick Edwards" <dantavious...@gmail.com> wrote:
> >         Hi,
> > 
> > I am utilizing an mini PCIE AR9287 mini PCI-E.  It is not performing as
> > expected thus far. I utilized iperf to test speed from laptops (both
> > FreeBSD
> > and Windows) to local default gateway. The results are show below with
> > the first result being executed from the Windows Laptop and FreeBSD
> > afterwards. Are these results to be expected?
> > 
> > Derrick
> > 
> > Windows
> > 
> > Server listening on TCP port 5001
> > TCP window size: 64.0 KByte (default)
> > ------------------------------------------------------------
> > [  4] local 192.168.15.3 port 5001 connected with 192.168.15.153 port
> > 58137 ------------------------------------------------------------
> > Client connecting to 192.168.15.153, TCP port 5001
> > TCP window size: 56.5 KByte (default)
> > ------------------------------------------------------------
> > [  6] local 192.168.15.3 port 49723 connected with 192.168.15.153 port
> > 5001 Waiting for server threads to complete. Interrupt again to force
> > quit. [ ID] Interval       Transfer     Bandwidth
> > [  4]  0.0-10.0 sec  14.3 MBytes  12.0 Mbits/sec
> > [  6]  0.0-10.0 sec  74.4 MBytes  62.4 Mbits/sec
> > 
> > 
> > FreeBSD 10.0-CURRENT #0: Thu Sep 20 16:22:56 EDT 2012
> > 
> > Server listening on TCP port 5001
> > TCP window size: 64.0 KByte (default)
> > ------------------------------------------------------------
> > [  4] local 192.168.15.3 port 5001 connected with 192.168.15.238 port
> > 44678 ------------------------------------------------------------
> > Client connecting to 192.168.15.238, TCP port 5001
> > TCP window size: 32.5 KByte (default)
> > ------------------------------------------------------------
> > [  6] local 192.168.15.3 port 40554 connected with 192.168.15.238 port
> > 5001 Waiting for server threads to complete. Interrupt again to force
> > quit. [ ID] Interval       Transfer     Bandwidth
> > [  4]  0.0-10.0 sec  74.4 MBytes  62.3 Mbits/sec
> > [  6]  0.0-10.1 sec  9.87 MBytes  8.21 Mbits/sec
> > 
> > 
> > 
> > wlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu
> > 1500
> > 
> >         ether 1c:65:9d:ab:18:6f
> >         inet 192.168.15.238 netmask 0xffffff00 broadcast 192.168.15.255
> >         nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> >         media: IEEE 802.11 Wireless Ethernet MCS mode 11ng
> >         status: associated
> >         ssid datdude channel 1 (2412 MHz 11g ht/40+) bssid
> > 
> > 10:bf:48:d9:1e:a0
> > 
> >         regdomain FCC country US indoor ecm authmode WPA2/802.11i privacy
> > 
> > ON
> > 
> >         deftxkey UNDEF AES-CCM 2:128-bit txpower 30 bmiss 7 scanvalid 60
> >         protmode CTS ampdulimit 64k ampdudensity 8 shortgi wme burst
> >         roaming MANUAL
> > 
> > ./athstats
> > 495670       data frames received
> > 605640       data frames transmit
> > 1129         tx frames with an alternate rate
> > 21720        short on-chip tx retries
> > 15941        long on-chip tx retries
> > 34           tx failed 'cuz too many retries
> > 428          mib overflow interrupts
> > 9            tx linearized to cluster
> > MCS4         current transmit rate
> > 1            watchdog timeouts
> > 12           beacon miss interrupts
> > 37           tx failed 'cuz destination filtered
> > 21042        rx failed 'cuz of bad CRC
> > 7            rx failed 'cuz decryption
> > 5            rx failed 'cuz of PHY err
> > 
> >     5            illegal service
> > 
> > 354          periodic calibrations
> > -0/+0        TDMA slot adjust (usecs, smoothed)
> > 58           rssi of last ack
> > 48           avg recv rssi
> > -96          rx noise floor
> > 4            phantom beacon misses
> > 237          tx frames through raw api
> > 303067       A-MPDU sub-frames received
> > 136445       Half-GI frames received
> > 321349       40MHz frames received
> > 4339         CRC errors for non-last A-MPDU subframes
> > 179          CRC errors for last subframe in an A-MPDU
> > 128845       Frames transmitted with HT Protection
> > 69601        Number of frames retransmitted in software
> > 556475       A-MPDU sub-frame TX attempt success
> > 69579        A-MPDU sub-frame TX attempt failures
> > 6            A-MPDU TX frame failures
> > 2            first step level
> > 1            OFDM weak signal detect
> > 140          ANI increased noise immunity
> > 140          ANI decrease noise immunity
> > 1            ANI increased spur immunity
> > 1            ANI decrease spur immunity
> > 127          ANI disabled OFDM weak signal detect
> > 127          ANI disabled CCK weak signal threshold
> > 2            ANI increased first step level
> > 251877       cumulative OFDM phy error count
> > 348293       cumulative CCK phy error count
> > 431          ANI forced listen time to zero
> > 15583        missing ACK's
> > 23402        RTS without CTS
> > 94745        successful RTS
> > 77637        bad FCS
> > 102509       beacons received
> > 66           average rssi (beacons only)
> > 59           average rssi (all rx'd frames)
> > 60           average rssi (ACKs only)
> > Antenna profile:
> > [0] tx    87529 rx      100
> > [1] tx        0 rx   495570
> > 
> > 
> > 
> > ath0@pci0:2:0:0:        class=0x028000 card=0x30a417aa chip=0x002e168c
> > rev=0x01 hdr=0x00
> > 
> >     vendor     = 'Atheros Communications Inc.'
> >     device     = 'AR9287 Wireless Network Adapter (PCI-Express)'
> >     class      = network
> >     bar   [10] = type Memory, range 64, base 0xb8500000, size 65536,
> > 
> > enabled
> > 
> >     cap 01[40] = powerspec 3  supports D0 D1 D3  current D0
> >     cap 05[50] = MSI supports 1 message
> >     cap 10[60] = PCI-Express 2 legacy endpoint max data 128(128) link
> > 
> > x1(x1)
> > ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
> > ecap 0002[140] = VC 1 max VC0
> > ecap 0003[160] = Serial 1 001517ffff241412
> > ecap 0004[170] = Power Budgeting 1
> > 
> > 
> > _______________________________________________
> > freebsd-wireless@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-wireless
> > To unsubscribe, send any mail to
> > "freebsd-wireless-unsubscr...@freebsd.org "

        Thanks for the responce.
I did another test running athstats during transfer.

Upload Test Results:

iperf -c 192.168.15.3
------------------------------------------------------------
Client connecting to 192.168.15.3, TCP port 5001
TCP window size: 32.5 KByte (default)
------------------------------------------------------------
[  3] local 192.168.15.238 port 39474 connected with 192.168.15.3 port 5001
[ ID] Interval       Transfer     Bandwidth
[  3]  0.0-10.0 sec  69.1 MBytes  57.9 Mbits/sec

Athstats Results before, during, and after transfer with interval 1.


input   output altrate   short    long xretry crcerr crypt  phyerr rssi  rate
67401  174480     225    6396    3064      0   3751     0       0   36MCS14
19        0       0       0       0      0      0     0       0   34 MCS14
20        0       0       0       0      0      0     0       0   34 MCS14
19        0       0       0       0      0      1     0       0   33 MCS14
18        0       0       0       0      0      0     0       0   35 MCS14
19        0       0       0       0      0      0     0       0   35 MCS14
19        0       0       0       0      0      0     0       0   34 MCS14
16        0       0       0       0      0      0     0       0   34 MCS14
18        0       0       0       0      0      1     0       0   34 MCS14
19        0       0       0       0      0      0     0       0   36 MCS14
563     2185       0      82      21      0     29     0       0    8  MCS9
794     2931       0     120      30      0     27     0       0   15  MCS9
1100     4100       0     139      33      0     99     0       0 -100 MCS11
1580     5989       1     150      44      0    209     0       0   18 MCS12
1367     5370       1     150      28      0     75     0       0   79 MCS13
1593     6222       7     134     135      0     35     0       0   52 MCS11
1393     5477       2     133      50      0     89     0       0  -62 MCS12
1432     5636       2     133      49      0     15     0       0   89 MCS11
1269     4840      13     142     151      0     50     0       0   21 MCS13
1552     6055       4     125      73      0    158     0       0   86 MCS12
427     1259       1      35       8      0     18     0       0   42 MCS14
input   output altrate   short    long xretry crcerr crypt  phyerr rssi  rate
80652   224544     256    7739    3686      0   4557     0       0   39 MCS14
16        0       0       0       0      0      0     0       0   37 MCS14
18        0       0       0       0      0      0     0       0   35 MCS14
19        0       0       0       0      0      0     0       0   34 MCS14
13        0       0       0       0      0      0     0       0   38 MCS14
11        0       0       0       0      0      0     0       0   41 MCS14
15        0       0       0       0      0      0     0       0   34 MCS14


******************************************************************

Download Test Results:

iperf -s
------------------------------------------------------------
Server listening on TCP port 5001
TCP window size: 64.0 KByte (default)
------------------------------------------------------------
[  4] local 192.168.15.238 port 5001 connected with 192.168.15.3 port 49841
[ ID] Interval       Transfer     Bandwidth
[  4]  0.0-10.0 sec  54.6 MBytes  45.8 Mbits/sec


Athstats during Transfer:
input   output altrate   short    long xretry crcerr crypt  phyerr rssi  rate
162138   246787     454   11290    5842     13   7390     0       1   50 MCS10
15        2       0       1       1      0      1     0       0   55 MCS10
14        0       0       0       0      0      0     0       0   54 MCS10
1963     1168       0      69      15      0    606     0       0   53 MCS10
5222     3225       2     170      51      0   1411     0       0   54 MCS12
5393     3337       3     199      69      0   1579     0       0   54 MCS14
2521     1516       1      70      26      0    553     2       0   54 MCS14
2736     1673       5     128      88      0    616     2       0   52 MCS15
1613     1050       2      88      21      0    296     0       0   53 MCS13
5309     3290       0     178      31      0   1105     0       0   53 MCS13
5602     3503       0     179      54      0   1133     0       0   54 MCS15
4101     2556      14     191     163      0    834     0       0   53 MCS14
5091     3199       3     207     120      1   1062     0       0   52 MCS15
2444     1522      15      82     119      0    530     0       0   53 MCS14
19        0       0       0       0      0      0     0       0   48 MCS14
18        0       0       0       0      0      0     0       0   50 MCS14

Let me know if you need anything else.

Derrick

































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