#17582: poor WiFi performance / ath9k / TP-LINK TL-WR1043ND v1
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Reporter: bittorf@… | Owner: developers
Type: defect | Status: closed
Priority: normal | Milestone:
Component: packages | Version: Trunk
Resolution: no_response | Keywords:
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Comment (by bittorf@…):
i can still see it with r42464 - but much more seldom:
{{{
type rate throughput ewma prob this prob retry this
succ/attempt success attempts
CCK/LP 1.0M 0.1 18.5 0.0 2
0( 0) 398 8688
CCK/SP 2.0M 0.0 0.8 0.0 2
0( 0) 4 28
CCK/SP 5.5M 0.0 1.9 0.0 2
0( 0) 5 42
CCK/SP 11.0M 2.7 40.5 100.0 2
0( 0) 21 142
HT20/LGI t MCS0 2.5 41.5 100.0 3
0( 0) 771 5619
HT20/LGI MCS1 0.0 6.8 0.0 4
0( 0) 331 1435
HT20/LGI T P MCS2 10.0 61.1 100.0 5
1( 1) 525 2721
HT20/LGI MCS3 2.5 13.1 0.0 5
0( 0) 801 3469
HT20/LGI MCS4 3.9 14.5 0.0 5
0( 0) 1535 4748
HT20/LGI MCS5 0.0 9.6 0.0 5
0( 0) 1274 4841
HT20/LGI MCS6 3.6 10.2 0.0 5
0( 0) 3072 7949
HT20/LGI MCS7 0.0 6.4 0.0 5
0( 0) 1133 4370
HT20/LGI MCS8 5.6 47.9 100.0 4
0( 0) 59 437
HT20/LGI MCS9 0.0 1.3 0.0 5
0( 0) 11 235
HT20/LGI MCS10 0.0 9.7 0.0 5
0( 0) 348 2273
HT20/LGI MCS11 3.9 12.1 0.0 5
0( 0) 82 944
HT20/LGI MCS12 0.0 7.3 0.0 5
0( 0) 72 750
HT20/LGI MCS13 0.0 1.6 0.0 5
0( 0) 68 911
HT20/LGI MCS14 0.0 0.4 0.0 6
0( 0) 56 546
HT20/LGI MCS15 0.0 0.4 0.0 5
0( 0) 33 259
Total packet count:: ideal 11025 lookaround 454
Average A-MPDU length: 1.0
}}}
{{{
root@box:~ iw dev wlan0-1 station get 00:21:6a:32:7c:1c
Station 00:21:6a:32:7c:1c (on wlan0-1)
inactive time: 10 ms
rx bytes: 10508512
rx packets: 68929
tx bytes: 72724777
tx packets: 67989
tx retries: 76733
tx failed: 2712
signal: -50 [-51, -57, -61] dBm
signal avg: -50 [-53, -55, -60] dBm
tx bitrate: 26.0 MBit/s MCS 9
rx bitrate: 12.0 MBit/s
authorized: yes
authenticated: yes
preamble: short
WMM/WME: yes
MFP: no
TDLS peer: no
}}}
{{{
root@box:~ for W in reset interrupt queues;do for F in
/sys/kernel/debug/ieee80211/phy*/ath9k/$W; do echo "### $F"; cat $F; done;
done
### /sys/kernel/debug/ieee80211/phy0/ath9k/reset
Baseband Hang: 0
Baseband Watchdog: 0
Fatal HW Error: 0
TX HW error: 0
Transmit timeout: 0
TX Path Hang: 0
PLL RX Hang: 0
MAC Hang: 2
Stuck Beacon: 2
MCI Reset: 0
Calibration error: 0
### /sys/kernel/debug/ieee80211/phy0/ath9k/interrupt
RX: 17385331
RXEOL: 0
RXORN: 0
TX: 923033
TXURN: 0
MIB: 0
RXPHY: 0
RXKCM: 0
SWBA: 4690362
BMISS: 0
BNR: 0
CST: 1869
GTT: 0
TIM: 0
CABEND: 0
DTIMSYNC: 0
DTIM: 0
TSFOOR: 0
MCI: 0
GENTIMER: 0
TOTAL: 22166554
SYNC_CAUSE stats:
Sync-All: 0
RTC-IRQ: 0
MAC-IRQ: 0
EEPROM-Illegal-Access: 0
APB-Timeout: 0
PCI-Mode-Conflict: 0
HOST1-Fatal: 0
HOST1-Perr: 0
TRCV-FIFO-Perr: 0
RADM-CPL-EP: 0
RADM-CPL-DLLP-Abort: 0
RADM-CPL-TLP-Abort: 0
RADM-CPL-ECRC-Err: 0
RADM-CPL-Timeout: 0
Local-Bus-Timeout: 0
PM-Access: 0
MAC-Awake: 0
MAC-Asleep: 0
MAC-Sleep-Access: 0
### /sys/kernel/debug/ieee80211/phy0/ath9k/queues
(VO): qnum: 0 qdepth: 0 ampdu-depth: 0 pending: 0 stopped: 0
(VI): qnum: 1 qdepth: 0 ampdu-depth: 0 pending: 0 stopped: 0
(BE): qnum: 2 qdepth: 2 ampdu-depth: 2 pending: 3 stopped: 0
(BK): qnum: 3 qdepth: 0 ampdu-depth: 0 pending: 0 stopped: 0
(CAB): qnum: 8 qdepth: 0 ampdu-depth: 0 pending: 0 stopped: 0
}}}
it is fast again, after calling 'wifi':
{{{
type rate throughput ewma prob this prob retry this
succ/attempt success attempts
CCK/LP 1.0M 0.7 100.0 100.0 0
0( 0) 2 2
CCK/SP 2.0M 0.0 0.0 0.0 0
0( 0) 0 0
CCK/SP 5.5M 0.0 0.0 0.0 0
0( 0) 0 0
CCK/SP 11.0M 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS0 5.6 97.9 100.0 3
0( 0) 10 11
HT20/LGI MCS1 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS2 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS3 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS4 0.0 0.0 0.0 0
0( 0) 0 1
HT20/LGI t MCS5 30.3 97.9 100.0 5
0( 0) 37 42
HT20/LGI T P MCS6 32.5 93.3 100.0 5
1( 1) 23 26
HT20/LGI MCS7 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS8 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS9 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS10 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS11 0.0 0.0 0.0 0
0( 0) 0 0
HT20/LGI MCS12 0.0 0.0 0.0 0
0( 0) 0 1
HT20/LGI MCS13 0.0 0.0 0.0 0
0( 0) 0 1
HT20/LGI MCS14 0.0 0.0 0.0 0
0( 0) 0 1
HT20/LGI MCS15 0.0 0.0 0.0 0
0( 0) 0 1
Total packet count:: ideal 64 lookaround 7
Average A-MPDU length: 1.0
}}}
{{{
root@box:~ iw dev wlan0-1 station get 00:21:6a:32:7c:1c
Station 00:21:6a:32:7c:1c (on wlan0-1)
inactive time: 10 ms
rx bytes: 42839
rx packets: 298
tx bytes: 25258
tx packets: 137
tx retries: 21
tx failed: 0
signal: -53 [-55, -64, -62] dBm
signal avg: -51 [-54, -58, -57] dBm
tx bitrate: 58.5 MBit/s MCS 6
rx bitrate: 65.0 MBit/s MCS 7
authorized: yes
authenticated: yes
preamble: short
WMM/WME: yes
MFP: no
TDLS peer: no
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/17582#comment:6>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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