From owner-freebsd-wireless@FreeBSD.ORG Mon Apr 25 13:53:24 2011 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 9366D106564A for ; Mon, 25 Apr 2011 13:53:24 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 247A58FC08 for ; Mon, 25 Apr 2011 13:53:23 +0000 (UTC) Received: by wyf23 with SMTP id 23so2066878wyf.13 for ; Mon, 25 Apr 2011 06:53:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type; bh=9gmPxIWVrmR/uJImmBn8brOSfIbNNhvpVcNhkkMeO2o=; b=tLiQIo4H8qqRfunoi/T2ycapU3Q8UZKZ4sm2elQdNjn/VXoWphnT7pQP5qXLJoW1Za h3Na5w5cWlXLkZAGFm+6gO7akCNQMH887lv1j+547emkhHVwtn/ZEVI0nL4h1vwFLLes nCpVmJ9F4X/5UbgCqP2CWN4yyDID58EWI0QdI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type; b=GWLDl5cAu5Y51WOwFv4zKLo3ZOw9XBn23e7Z30yidBNQtW4qFMwsiYuDSbkFGezdAc YeeWe37vshyLB/paBelXYYR9J+w9CaIWPhIXEC21rGzdYks3+t2mcHDqxVzty1mDdEYn Xa2HG9vdXzV69R5DFf5XEwgBE2RBTETYgIFLM= MIME-Version: 1.0 Received: by 10.227.63.6 with SMTP id z6mr2388913wbh.53.1303739602899; Mon, 25 Apr 2011 06:53:22 -0700 (PDT) Received: by 10.227.174.13 with HTTP; Mon, 25 Apr 2011 06:53:22 -0700 (PDT) In-Reply-To: <20110424175728.GA12886@pintail.smokva.net> References: <20110421222524.GA5730@pintail.smokva.net> <20110422090705.GA1183@pintail.smokva.net> <20110422153827.GA26063@pintail.smokva.net> <20110424175728.GA12886@pintail.smokva.net> Date: Mon, 25 Apr 2011 21:53:22 +0800 Message-ID: From: Adrian Chadd To: freebsd-wireless@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 Subject: Re: ath: tx-rate stops adapting after a while X-BeenThere: freebsd-wireless@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Discussions of 802.11 stack, tools device driver development." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 25 Apr 2011 13:53:24 -0000 hm. I have seen this at home but only in artificial setups. I am glad you're seeing this. The problem is that it isn't immediately obvious if it is a tx problem, an rx problem or a bit of both. Would you mind trying -head first? Just so you are running the same code as i am? On 25/04/2011, Petar Bogdanovic wrote: > On Sat, Apr 23, 2011 at 01:14:43AM +0800, Adrian Chadd wrote: >> >> Do that when it's happy @ 54mbit, then when it isn't. Let's compare. > > Ok, here we go: > > (1) sample_stats after a few hours happiness only > > [HWADDR-FREEBSD-AP] refcnt 5 static_rix 0 ratemask 0x0 > [ 250] cur rix 0 since switch: packets 0 ticks 0 > [ 250] last sample 0 cur sample 0 packets sent 0 > [ 250] packets since sample 0 sample tt 0 > [1600] cur rix 0 since switch: packets 0 ticks 0 > [1600] last sample 0 cur sample 0 packets sent 0 > [1600] packets since sample 0 sample tt 0 > > [HWADDR-NETBSD-STA] refcnt 3 static_rix -1 ratemask 0xfcf > [ 250] cur rix 10 since switch: packets 1 ticks 96635490 > [ 250] last sample 11 cur sample -1 packets sent 2819633 > [ 250] packets since sample 8 sample tt 444 > [1600] cur rix 11 since switch: packets 2 ticks 96515658 > [1600] last sample 10 cur sample -1 packets sent 5805129 > [1600] packets since sample 2 sample tt 672 > [ 1: 250] 24:24 (100%) T 24 F 0 avg 3216 last > 169832 > [ 1:1600] 5:5 (100%) T 6 F 0 avg 16940 last > 9861244 > [11:1600] 1:1 (100%) T 1 F 0 avg 2085 last > 9867211 > [12: 250] 1972:1972 (100%) T 2111 F 0 avg 673 last > 3197972 > [18: 250] 7173:7172 ( 99%) T 7737 F 0 avg 639 last > 3177528 > [18:1600] 3:2 ( 66%) T 8 F 1 avg 1820 last > 8846212 > [24: 250] 42567:42563 ( 99%) T 44791 F 0 avg 516 last > 3175409 > [24:1600] 927:923 ( 99%) T 992 F 0 avg 1102 last > 3216447 > [36: 250] 339953:339935 ( 99%) T 355486 F 0 avg 505 last > 3161841 > [36:1600] 12573:12555 ( 99%) T 13346 F 0 avg 850 last > 3204473 > [48: 250] 986272:986199 ( 99%) T 1030354 F 0 avg 448 last > 240193 > [48:1600] 896245:896161 ( 99%) T 927385 F 0 avg 768 last > 3178500 > [54: 250] 1441934:1441804 ( 99%) T 1505752 F 0 avg 477 last > 360073 > [54:1600] 4895676:4895500 ( 99%) T 5048083 F 0 avg 644 last > 360095 > > [HWADDR-OSX106-STA] refcnt 3 static_rix -1 ratemask 0xfcf > [ 250] cur rix 11 since switch: packets 7 ticks 96872650 > [ 250] last sample 8 cur sample -1 packets sent 268 > [ 250] packets since sample 7 sample tt 492 > [1600] cur rix 10 since switch: packets 128 ticks 96873953 > [1600] last sample 11 cur sample -1 packets sent 19736 > [1600] packets since sample 1 sample tt 644 > [ 1: 250] 5:5 (100%) T 6 F 0 avg 3980 last > 170183 > [ 1:1600] 1:0 ( 0%) T 3 F 1 avg 28642 last > 62489 > [12: 250] 8:8 (100%) T 11 F 0 avg 1195 last > 214446 > [12:1600] 2:2 (100%) T 2 F 0 avg 1480 last > 57381 > [18: 250] 12:12 (100%) T 14 F 0 avg 655 last > 155966 > [18:1600] 146:146 (100%) T 164 F 0 avg 1323 last > 52414 > [24: 250] 16:16 (100%) T 19 F 0 avg 631 last > 18212 > [24:1600] 905:904 ( 99%) T 1030 F 0 avg 1260 last 6699 > [36: 250] 6:6 (100%) T 9 F 0 avg 829 last > 143665 > [36:1600] 605:603 ( 99%) T 681 F 0 avg 941 last 2139 > [48: 250] 28:27 ( 96%) T 33 F 0 avg 635 last > 18481 > [48:1600] 5598:5595 ( 99%) T 6180 F 0 avg 771 last 1259 > [54: 250] 199:199 (100%) T 214 F 0 avg 519 last 3158 > [54:1600] 12488:12485 ( 99%) T 13925 F 0 avg 814 last 1307 > > > (2) sample_stats after a few hours being happy, then depressed.. for the > sake of comparison, I included the stats for an always happy OSX box > > [HWADDR-FREEBSD-AP] refcnt 4 static_rix 0 ratemask 0x0 > [ 250] cur rix 0 since switch: packets 0 ticks 0 > [ 250] last sample 0 cur sample 0 packets sent 0 > [ 250] packets since sample 0 sample tt 0 > [1600] cur rix 0 since switch: packets 0 ticks 0 > [1600] last sample 0 cur sample 0 packets sent 0 > [1600] packets since sample 0 sample tt 0 > > [HWADDR-NETBSD-STA] refcnt 65 static_rix -1 ratemask 0xfcf > [ 250] cur rix 9 since switch: packets 2 ticks 84635202 > [ 250] last sample 11 cur sample -1 packets sent 7530330 > [ 250] packets since sample 6 sample tt 444 > [1600] cur rix 3 since switch: packets 20 ticks 84658350 > [1600] last sample 8 cur sample -1 packets sent 168841 > [1600] packets since sample 2 sample tt 940 > [ 1: 250] 546:545 ( 99%) T 717 F 0 avg 4149 last > 20012 > [ 1:1600] 1:0 ( 0%) T 3 F 1 avg 14016 last > 898932 > [ 5: 250] 48:48 (100%) T 49 F 0 avg 1314 last > 5066666 > [11: 250] 373:373 (100%) T 429 F 0 avg 1374 last > 6129628 > [11:1600] 168619:168619 (100%) T 175842 F 0 avg 2142 last 323 > [12: 250] 33141:33021 ( 99%) T 36265 F 0 avg 670 last > 225657 > [12:1600] 152:32 ( 21%) T 663 F 115 avg 2218 last > 6130416 > [18: 250] 56864:56664 ( 99%) T 63313 F 0 avg 633 last > 224868 > [18:1600] 216:16 ( 7%) T 1360 F 185 avg 1286 last > 3206776 > [24: 250] 190793:190116 ( 99%) T 207079 F 0 avg 512 last > 188474 > [24:1600] 686:9 ( 1%) T 5050 F 638 avg 940 last > 1244466 > [36: 250] 746945:746368 ( 99%) T 789265 F 0 avg 488 last > 23353 > [36:1600] 585:8 ( 1%) T 4082 F 577 avg 892 last > 289086 > [48: 250] 2384880:2383906 ( 99%) T 2503980 F 0 avg 556 last > 135017 > [48:1600] 1006:32 ( 3%) T 6951 F 970 avg 691 last > 279662 > [54: 250] 4124833:4121865 ( 99%) T 4326694 F 0 avg 513 last > 66133 > [54:1600] 3031:63 ( 2%) T 21813 F 2960 avg 767 last > 357176 > > [HWADDR-OSX106-STA] refcnt 7 static_rix -1 ratemask 0xfcf > [ 250] cur rix 10 since switch: packets 4 ticks 84656713 > [ 250] last sample 11 cur sample -1 packets sent 110264 > [ 250] packets since sample 2 sample tt 444 > [1600] cur rix 11 since switch: packets 54 ticks 84657320 > [1600] last sample 10 cur sample 10 packets sent 505325 > [1600] packets since sample 3 sample tt 672 > [ 1: 250] 20:17 ( 85%) T 27 F 0 avg 3977 last > 20537 > [ 1:1600] 17:12 ( 70%) T 36 F 0 avg 25887 last > 115951 > [ 5: 250] 2:2 (100%) T 2 F 0 avg 1295 last > 5277352 > [ 5:1600] 1:1 (100%) T 1 F 0 avg 3259 last > 3356857 > [11:1600] 4:4 (100%) T 7 F 0 avg 5426 last > 115902 > [12: 250] 581:581 (100%) T 585 F 0 avg 597 last > 39452 > [12:1600] 3:3 (100%) T 8 F 0 avg 13568 last > 1076285 > [18: 250] 1263:1262 ( 99%) T 1290 F 0 avg 600 last > 159936 > [18:1600] 817:816 ( 99%) T 847 F 0 avg 2927 last > 356098 > [24: 250] 3462:3461 ( 99%) T 3526 F 0 avg 509 last > 35807 > [24:1600] 8321:8317 ( 99%) T 8588 F 0 avg 1000 last > 105002 > [36: 250] 11383:11380 ( 99%) T 11578 F 0 avg 492 last 8258 > [36:1600] 2220:2215 ( 99%) T 2402 F 0 avg 909 last > 10730 > [48: 250] 32340:32335 ( 99%) T 32821 F 0 avg 448 last 1812 > [48:1600] 74473:74455 ( 99%) T 76257 F 0 avg 685 last 2116 > [54: 250] 61249:61243 ( 99%) T 62101 F 0 avg 463 last 2078 > [54:1600] 419600:419540 ( 99%) T 426599 F 0 avg 689 last 1233 > _______________________________________________ > freebsd-wireless@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-wireless > To unsubscribe, send any mail to "freebsd-wireless-unsubscribe@freebsd.org" >