From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-we0-f171.google.com (mail-we0-f171.google.com [74.125.82.171]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 405FF21F0D4 for ; Tue, 29 May 2012 20:22:36 -0700 (PDT) Received: by wejx9 with SMTP id x9so6303684wej.16 for ; Tue, 29 May 2012 20:22:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type:content-transfer-encoding; bh=MbUaXduE8mDanmpl6/n+HOztBXMhLbhiHD21D8O926A=; b=ANEIrzk2pVtYYT5m+4XBvz3quqk4MECs413K6mHSgvZxWnVVtRavR216bXHX7w/GD8 97tlUfMap8BMC0Gj+rcuXq+PsCjjh3CsABAJkcRS16pJQYxS3+Y5pz9WQyllPyaHCdM0 +OP5qnvjuKwhJIqH/JrDbiGndfBj+0xfbm/AyDr7UFAaMyW3ArgERlTx5m5TRN+vXo5z rTd9rjDUbSg1LH2RoqRYBVP/T7Ae1yUgZEGWlxrabPOeLFPsseS88ljdNVN2pJoZvxEV FFG06OCtq5RAl30p4TZ49/7xwnogrbkmYIFxVwxNALPkqM2w+/h+XkiKEyHtxGSFElQi SsMw== MIME-Version: 1.0 Received: by 10.216.199.95 with SMTP id w73mr9875068wen.196.1338348153545; Tue, 29 May 2012 20:22:33 -0700 (PDT) Received: by 10.223.103.199 with HTTP; Tue, 29 May 2012 20:22:33 -0700 (PDT) In-Reply-To: <4FC5647F.4060601@candelatech.com> References: <4FC04B5A.1070900@candelatech.com> <4FC2437C.9090106@candelatech.com> <4FC51418.5000104@candelatech.com> <201205292107.42337.chunkeey@googlemail.com> <4FC5647F.4060601@candelatech.com> Date: Wed, 30 May 2012 04:22:33 +0100 Message-ID: From: Dave Taht To: Ben Greear , cerowrt-devel@lists.bufferbloat.net Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: Christian Lamparter , Sujith Manoharan , "ath9k-devel@lists.ath9k.org" , "linux-wireless@vger.kernel.org" Subject: Re: [Cerowrt-devel] [ath9k-devel] Anyone doing WiFi throughput tests? X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 30 May 2012 03:22:37 -0000 On Wed, May 30, 2012 at 1:06 AM, Ben Greear wrote= : > On 05/29/2012 12:07 PM, Christian Lamparter wrote: >> >> On Tuesday, May 29, 2012 08:23:20 PM Ben Greear wrote: >>> >>> On 05/27/2012 08:08 AM, Ben Greear wrote: >>>> >>>> On 05/26/2012 09:39 AM, Sujith Manoharan wrote: >>> >>> We started testing with two AR9380 NICs today (one AP, the other STA). >>> I applied Felix's skb optimization patch, and the ath9k memleak fix pat= ch >>> on top of 3.3.7+. >>> >>> The system has 2GB RAM, but it is 32-bit kernel, so not all >>> is available to the networking code... =A0That said, the OOM >>> killer kills VNC and such. >>> >>> Anyway, I'll try some memleak debugging to see if >>> I can find any leaks. =A0It seems to me that we should >>> not actually OOM just by trying to transmit too fast >>> on a station interface :P >> >> well, there's that: >> http://comments.gmane.org/gmane.linux.drivers.ath9k.devel/8233 >> >> It might not fix the bug, but it can save you time to confirm >> that is not related to this particular skb leak. > > > I ported this to 3.3.7+ and applied it to my kernel > trees. =A0It has tested out fine so far, though it did not > actually fix the problem I was having. =A0That was not > a real leak, just always-growing pending queue length, > probably due to some issue with our version of pktgen. > > It is mostly a port-by-hand type of thing since > there are lots of conflicts. =A0Let me know if you'd > like me to post my version (and plz confirm your > signed-off-by). please! (and cc cerowrt-devel at lists.bufferbloat.net) I'm hoping this string of patches will have some bearing on my own bug: http://www.bufferbloat.net/issues/379 (while I'm trying to not write a line of code for a while, others on my list are struggling with this) > > > Thanks, > Ben > > -- > Ben Greear > Candela Technologies Inc =A0http://www.candelatech.com > > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless"= in > the body of a message to majordomo@vger.kernel.org > More majordomo info at =A0http://vger.kernel.org/majordomo-info.html --=20 Dave T=E4ht SKYPE: davetaht US Tel: 1-239-829-5608 http://www.bufferbloat.net