#17582: poor WiFi performance / ath9k / TP-LINK TL-WR1043ND v1
------------------------+------------------------
Reporter: bittorf@… | Owner: developers
Type: defect | Status: reopened
Priority: normal | Milestone:
Component: packages | Version: Trunk
Resolution: | Keywords:
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Comment (by bittorf@…):
i can now confirm, that this bug affects also ap-only devices, here the
minstrel table during bad operation:
{{{
type rate tpt eprob *prob ret *ok(*cum) ok(
cum)
CCK/LP 1.0M 0.0 13.4 5.8 2 0( 0) 1353(
11312)
CCK/SP 2.0M 0.0 7.1 0.0 2 0( 0) 178(
406)
CCK/SP 5.5M 0.7 20.7 0.0 2 0( 0) 223(
679)
CCK/SP 11.0M 2.2 33.9 0.0 3 0( 0) 372(
1068)
HT20/LGI MCS0 0.0 8.3 0.0 2 0( 0) 5688(
13123)
HT20/LGI MCS1 6.7 57.9 50.0 4 0( 0) 2498(
6514)
HT20/LGI C MCS2 7.6 46.7 100.0 4 0( 0) 2264(
8515)
HT20/LGI MCS3 5.1 25.2 0.0 5 0( 0) 3533(
14801)
HT20/LGI MCS4 5.4 20.0 0.0 5 0( 0) 6436(
26277)
HT20/LGI A MCS5 11.1 33.1 33.3 5 2( 6) 6605(
26140)
HT20/LGI MCS6 4.4 12.2 0.0 5 0( 0) 47096(
69550)
HT20/LGI MCS7 5.3 13.8 0.0 5 0( 0) 1039926(
1142227)
HT20/LGI DP MCS8 6.8 59.0 100.0 4 0( 0) 644(
2250)
HT20/LGI B MCS9 8.2 39.7 100.0 5 0( 0) 1805(
8582)
HT20/LGI MCS10 4.7 17.0 0.0 5 0( 0) 2752(
12583)
HT20/LGI MCS11 5.9 17.7 0.0 5 0( 0) 5982(
25743)
HT20/LGI MCS12 5.6 13.2 0.0 6 0( 0) 57991(
107897)
HT20/LGI MCS13 5.4 11.2 0.0 6 0( 0) 522502(
651743)
HT20/LGI MCS14 0.0 4.2 0.0 6 0( 0) 879729(
1055540)
HT20/LGI MCS15 0.0 1.9 0.0 6 0( 0) 49618(
126209)
Total packet count:: ideal 2566056 lookaround 71343
Average A-MPDU length: 1.2
}}}
i can see a lot of probes with all rates and no one is fast. 'wifi' helps
here...
--
Ticket URL: <https://dev.openwrt.org/ticket/17582#comment:30>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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