From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail-oi0-x22e.google.com ([2607:f8b0:4003:c06::22e]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1axHKg-0007lM-P0 for ath10k@lists.infradead.org; Mon, 02 May 2016 17:08:31 +0000 Received: by mail-oi0-x22e.google.com with SMTP id x19so197906286oix.2 for ; Mon, 02 May 2016 10:08:10 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <1462205669.5535.254.camel@edumazet-glaptop3.roam.corp.google.com> References: <1462125592.5535.194.camel@edumazet-glaptop3.roam.corp.google.com> <865DA393-262D-40B6-A9D3-1B978CD5F6C6@gmail.com> <1462128385.5535.200.camel@edumazet-glaptop3.roam.corp.google.com> <1462136140.5535.219.camel@edumazet-glaptop3.roam.corp.google.com> <1462201620.5535.250.camel@edumazet-glaptop3.roam.corp.google.com> <1462205669.5535.254.camel@edumazet-glaptop3.roam.corp.google.com> Date: Mon, 2 May 2016 10:08:09 -0700 Message-ID: Subject: Re: [Codel] fq_codel_drop vs a udp flood From: Dave Taht List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "ath10k" Errors-To: ath10k-bounces+kvalo=adurom.com@lists.infradead.org To: Eric Dumazet Cc: make-wifi-fast@lists.bufferbloat.net, ath10k , "codel@lists.bufferbloat.net" , Michal Kazior , Jonathan Morton , Roman Yeryomin T24gTW9uLCBNYXkgMiwgMjAxNiBhdCA5OjE0IEFNLCBFcmljIER1bWF6ZXQgPGVyaWMuZHVtYXpl dEBnbWFpbC5jb20+IHdyb3RlOgo+IE9uIE1vbiwgMjAxNi0wNS0wMiBhdCAxODo0MyArMDMwMCwg Um9tYW4gWWVyeW9taW4gd3JvdGU6Cj4+IE9uIDIgTWF5IDIwMTYgYXQgMTg6MDcsIEVyaWMgRHVt YXpldCA8ZXJpYy5kdW1hemV0QGdtYWlsLmNvbT4gd3JvdGU6Cj4+ID4gT24gTW9uLCAyMDE2LTA1 LTAyIGF0IDE3OjE4ICswMzAwLCBSb21hbiBZZXJ5b21pbiB3cm90ZToKPj4gPgo+PiA+PiBJbWFn aW5lIHlvdSBhcmUgYSB2aWRlbyBvcGVyYXRvciwgaGF2ZSBNYWNCb29rIFBybywgZ2lnYWJpdCBM QU4gYW5kCj4+ID4+IE5BUyBvbiBldGhlcm5ldCBzaWRlLiBZb3Ugd291bGQgd2FudCB0byBnZXQg bWF4aW11bSBzcGVlZC4gQW5kCj4+ID4+IGZxX2NvZGVsIGp1c3QgZHJvcHBlZCBpdCBkb3duIHRv IDU1ME1icHMgZm9yIFRDUCAoaW5zdGVhZCBvZiA3NTBNYnBzKQo+PiA+PiBhbmQgdG8gMzBNYnBz IGZvciBVRFAgKGluc3RlYWQgb2YgOTAwTWJwcykuCj4+ID4+IFNvLCBhZ2FpbiwgaXQgbG9va3Mg YnJva2VuIHRvIG1lLgoKVGhlIGJpZyByZWdyZXNzaW9uIHRyeWluZyB0byBiZSBhZGRyZXNzZWQg aGVyZSBpcyB0aGUgZGVjYWRlcyBsb25nCmluY3JlYXNlIGluIHdpZmkgb3ZlcmJ1ZmZlcmluZyBm b3Igc2xvdyBhbmQgbm9ybWFsIGNsaWVudHMuCgpUaGUgbnVtYmVyIHRoYXQgd2FzIG1ha2luZyBt ZSBoYXBweSB3YXMgc2VlaW5nIGxvdyBzcGVlZCBjbGllbnRzCmZpbmFsbHkgaGF2ZSBzYW5lIGJl aGF2aW9yOgpodHRwOi8vYmxvZy5jZXJvd3J0Lm9yZy9wb3N0L2ZxX2NvZGVsX29uX2F0aDEway8K Ckkgd2lsbCBhZGQgeW91ciBpcGVyZiBmbG9vZCB0ZXN0IHRvIHRoZSB0ZXN0YmVuY2guIENlcnRh aW5seSB3ZSBkb24ndAp3YW50IHRvIGh1cnQgcGVhayBzcGVlZHMgb3Zlcm11Y2guLi4gYnV0IHdl J2QgYWxzbyBsaWtlIHRvIHNlZSBwZW9wbGUKdHJ5aW5nIHRyYWZmaWMgYXQgbG93ZXIgc3BlZWRz LgoKSW5jaWRlbnRhbGx5IGlmIHlvdSBhcmUgZG9pbmcgb3BlbndydCBidWlsZHMgdGhhdCB3b3Vs ZCBiZSBvZiBncmVhdCBoZWxwLgoKPj4gPiBDYW4geW91IHNob3cgdXMgeW91ciBxZGlzYyBjb25m aWcgPwo+Pgo+PiBXaGljaCBidWlsZCBkbyB5b3Ugd2FudD8gQmVmb3JlIGl0IGJyb2tlIG9yIGFm dGVyPwoKQ29tbWl0IGhhc2hlcyBmb3IgZWFjaCB3b3VsZCBoZWxwLgoKPgo+Cj4gSSB3YW50IHRv IGNoZWNrIHlvdXIgcWRpc2MgY29uZmlndXJhdGlvbiwgdGhlIG9uZSB0aGF0IHlvdSB1c2VkIGFu ZAo+IHdoZXJlIHlvdSBoYWQgZnFfY29kZWwgcGVyZm9ybWFuY2UgaXNzdWVzCj4KPiB0YyAtcyAt ZCBxZGlzYwoKTm90IHN1cmUgaXQncyB0aGUgcWRpc2MgdmVyc2lvbiB1bmRlciB0ZXN0IGhlcmUu ID8gSWYgaXQgaXMsIEknZCBiZQpwZXJ2ZXJzZWx5IGhhcHB5IGFzIGZvciB0aGUgZmlyc3QgdGlt ZSBldmVyIHRoZSB3aWZpIGxheWVyIHN0YXJ0ZWQKZXhlcnRpbmcgc29tZSBiYWNrcHJlc3N1cmUg b24gdGhlIHVwcGVyIGxheWVycyBvZiB0aGUgc3RhY2suCgpJJ20gbm90IHN1cmUgd2hpY2ggcGFy dHMgb2Ygd2hpY2ggcGF0Y2hzZXQgYXJlIHVuZGVyIHRlc3QgaGVyZSwKZWl0aGVyLiBJIHNhdyBh IGZldyB0b28gbWFueSBwYXRjaGVzIGdvIGJ5IGFsbCBhcm91bmQsIGFuZCBJIGFtIG9ubHkKanVz dCB0aGlzIHdlZWsgYWJsZSB0byBhZGQgYXRoMTBrIHRvIG15IHRlc3QgbWF0cml4LiBDb21taXQ/ CgpodHRwczovL2dpdGh1Yi5jb20va2F6aWtjei9saW51eC9jb21taXRzL2ZxbWFjLXYzLjUgaGFz IGEgdmVyc2lvbiBvZgpmcV9jb2RlbCBpbiBpdCAoYW5kIHRoZSB1bmRlcmx5aW5nIGRyaXZlciBj aGFuZ2VzKSAqYXQgdGhlIG1hYzgwMjExCmxheWVyKiwgbm90IHRoZSBxZGlzYyBsYXllci4gSXQg ZGlzYWJsZXMgdGhlIG92ZXJseWluZyBxZGlzYy4gSXQgd2lsbApuZWVkIHRoZSBlcXVpdmFsZW50 IG5ldyBmcV9jb2RlbF9kcm9wIGxvZ2ljIGFkZGVkIHRvIGl0LCB0aGF0IGVyaWMKanVzdCBhZGRl ZCwgYWxzbywgdG8gZG8gYmV0dGVyIG9uIHRoZSB1ZHAgZmxvb2QgdGVzdC4KClRoZXJlIHdhcyBh IHByaW9yIGJyYW5jaCB0aGF0IGRpZCBwcmV0dHkgZGFybiB3ZWxsIGF0IGhpZ2ggc3BlZWRzLApy ZXN1bHRzIEkgcHV0IG9uIHRoYXQgYmxvZyBwb3N0IEkgbGlua2VkIHRvIGFib3ZlIC0gODIwTWJw cyBmb3IgdGNwLAphbiBhY3R1YWwgaW1wcm92ZW1lbnQgb24gdGhlIGJhc2VsaW5lIHRlc3QuIFRo ZSBjdXJyZW50IGJyYW5jaCBpcwpzaW1wbGVyIGFuZCBkaWQgbm90IGRvIGFzIHdlbGwgZHVlIGlu IHBhcnQgdG8gbm90IGJlaW5nIGludGVncmF0ZWQKd2l0aCByYXRlIGNvbnRyb2wgKEkgdGhpbmsp LgoKVGhlcmUgYXJlIHBpZWNlcyBkcm9wcGluZyBpbiBhbGwgb3ZlciwgdGhlcmUgd2FzIGEgYW1k c3UgcGF0Y2gsCmFub3RoZXIgcGF0Y2ggb24gcngvdHgsCgoKLS0gCkRhdmUgVMOkaHQKTGV0J3Mg Z28gbWFrZSBob21lIHJvdXRlcnMgYW5kIHdpZmkgZmFzdGVyISBXaXRoIGJldHRlciBzb2Z0d2Fy ZSEKaHR0cDovL2Jsb2cuY2Vyb3dydC5vcmcKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fCmF0aDEwayBtYWlsaW5nIGxpc3QKYXRoMTBrQGxpc3RzLmluZnJh ZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9hdGgx MGsK