From owner-freebsd-net@freebsd.org Fri Sep 20 04:52:21 2019 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 4173FF1EDE for ; Fri, 20 Sep 2019 04:52:21 +0000 (UTC) (envelope-from vm.finance2@gmail.com) Received: from mail-io1-xd2d.google.com (mail-io1-xd2d.google.com [IPv6:2607:f8b0:4864:20::d2d]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46ZLtD2ZlZz3D7f for ; Fri, 20 Sep 2019 04:52:19 +0000 (UTC) (envelope-from vm.finance2@gmail.com) Received: by mail-io1-xd2d.google.com with SMTP id h144so13213436iof.7 for ; Thu, 19 Sep 2019 21:52:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=gNlNta/ZzryW2Ghmn/HwIwpw+MVPYm63/LNAKYeX2KA=; b=ta7pl5JDTpNH/DxeET3Nu1a9aNuwerlD45PUMSiX3gVxoaBY+UIdHbnyC4mYiG2C6S 7iSF+X/Akq8fdU+wXji0fhP1IsvR1p+aVyhm49smknIhQ/1EngrbJAQRw5cBQkQUvr3s bZeXUdKqDNYUXniSNSLnEoQzENIA1hjgaLCR5+r9NfgNbLhhkdYOh1g51zua24sXbHUn IPBF9sXS7u2SsibOjxgYGtVCjP0b6bR9iji5eLrJQzsEs0ARMTUbnOxyCngWgSHBF5ip vLqCvS9VDvY0b+xKwD8W90VItp8aKaxHVh6soAYlqTeDhZIos/WYV5J5/nGmD3VEg0Zt GL+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=gNlNta/ZzryW2Ghmn/HwIwpw+MVPYm63/LNAKYeX2KA=; b=AgQGIBPJyDWIcxeANWCGnzwySpGpSE9BT7T0G+YuSqxdAUIU1TmnD5mYOPr8h3jrmU EkrG64jZEXJMUjtmg1gL9/NT1WjVrBn3cs+P1QnrHbX+8uRQ3jOtRL+kp14pmyU69Yub 2Cz55nbo9RUp8mNZ7QasH8+jgh3A81PRZs+bdfKKn79ANCGKlVK56yWqKRpfGT6R+KlP /YR1ZDs7W42DAq26ww8uxAnFa2v9duFZqgZjwBMqhM/YajKyouV7sB2JEvMWxQY2sqm9 lCrVA4cMkt52Cp2tIrqieMA2iXFRw3ayD4yfFlh33isY7/7UfFisGr7wK0g6sghHgr+O TUNg== X-Gm-Message-State: APjAAAWmlM7Fu3pf0ehoJF8/fnUCr8Wai5pe2CgFfOLG7AYP3FEIMttM 56mtRudgAWBjcFqpBvZ/upb5qKHYEpwamf3sYVw= X-Google-Smtp-Source: APXvYqzp0ekaM7llUPPaq8b3qsTmKHifNLca5uSjRJIjV/mGIy18E4mm8Wf33C2jVgjR3L8TXT/eTPgDclg3yBOyPq0= X-Received: by 2002:a02:608:: with SMTP id 8mr16794795jav.88.1568955138835; Thu, 19 Sep 2019 21:52:18 -0700 (PDT) MIME-Version: 1.0 References: <201909091232.x89CWl4b047025@donotpassgo.dyslexicfish.net> <27AD43DA-3237-490A-B3A6-C1792F9674E5@netflix.com> <5B630235-ABC7-4122-9082-F59BCCCDE14A@netflix.com> <84C20AED-44B1-4673-A29E-1A6FA61D8F27@netflix.com> <98E195A0-AFE2-4182-BE90-493E76A0DB1C@netflix.com> <9F3B0B5B-EF6A-42E1-99B8-9644DD0B39AB@netflix.com> <8474687C-8E5D-45F0-A3DE-0BF62ED2D28B@netflix.com> In-Reply-To: From: vm finance Date: Fri, 20 Sep 2019 04:52:07 +0000 Message-ID: Subject: Re: BBR patches? To: Randall Stewart Cc: =?UTF-8?Q?Michael_T=C3=BCxen?= , freebsd-net , Jamie Landeg-Jones , Ryan Stone X-Rspamd-Queue-Id: 46ZLtD2ZlZz3D7f X-Spamd-Bar: - Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=ta7pl5JD; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of vmfinance2@gmail.com designates 2607:f8b0:4864:20::d2d as permitted sender) smtp.mailfrom=vmfinance2@gmail.com X-Spamd-Result: default: False [-2.00 / 15.00]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; FREEMAIL_FROM(0.00)[gmail.com]; RCPT_COUNT_FIVE(0.00)[5]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; SUBJECT_ENDS_QUESTION(1.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com.dwl.dnswl.org : 127.0.5.0]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; IP_SCORE_FREEMAIL(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[d.2.d.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; IP_SCORE(0.00)[ip: (-6.22), ipnet: 2607:f8b0::/32(-2.66), asn: 15169(-2.21), country: US(-0.05)]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 20 Sep 2019 04:52:21 -0000 Ok - kernel booted, I loaded the module and it loaded successfully (kldstat shows tcp_bbr). So if I want to compare results between bbr and default cc algo, I just need to load/unload the bbr module - correct? Or is there another way to achieve that? Please let me know. Thanks for all your help. On Fri, Sep 20, 2019 at 4:26 AM vm finance wrote: > finally ;) I was able to build it after manually extracting Makefile > contents from patch. > rebooting now ;) > > On Thu, Sep 19, 2019 at 8:12 PM Randall Stewart wrote: > >> There should have been some in the patch. Tomorrow I can send you a tar >> of the modules/tcp/bbr Dir. >> >> It=E2=80=99s similar to the rack setup if you can=E2=80=99t wait and wan= t to be >> adventurous >> >> R >> >> Sent from my iPhone >> >> On Sep 19, 2019, at 7:31 PM, vm finance wrote: >> >> Hi Randall, >> >> I already have tcp_bbr.h and bbr.c at ~sys/netinet/tcp_stacks/ >> >> However, there is no "bbr" under sys/modules/tcp/. I created this >> directory manually. >> Question: >> Which Makefile do I need to copy/move under sys/modules/tcp/bbr? >> I see there are Makefile and Makefile.org under ~modules/tcp... >> >> root@osboxes:/usr/src/sys/modules/tcp # ls -R >> Makefile Makefile.orig bbr rack tcpmd5 >> ./bbr: >> >> ./rack: >> Makefile >> >> ./tcpmd5: >> Makefile >> >> Please let me know. >> >> Thanks for your help! >> >> On Thu, Sep 19, 2019 at 11:05 AM Randall Stewart wrote= : >> >>> Ahh.. Look in your directory. >>> >>> You did not create the sub=E2=80=99dirs or put rack.c or bbr.c into the= right >>> places >>> >>> When you load the patch (which was updated Sept 17th and should be >>> different slightly) >>> you will end up dropping a Makefile and bbr.c and tcp_bbr.h into the >>> local dir since >>> for what every reason patch cannot figure out how to place it. >>> >>> You must move >>> >>> bbr.c/tcp_bbr.h to -> sys/netinet/tcp_stacks >>> >>> You must create >>> >>> sys/modules/tcp/bbr >>> >>> and >>> >>> place the make file under there (just like rack=E2=80=99s). >>> >>> Do that and I think you will finally have it.. not sure why patch is no= t >>> able to >>> put the new files in the right places :0 >>> >>> R >>> >>> > On Sep 19, 2019, at 10:42 AM, vm finance >>> wrote: >>> > >>> > Hello Randall, >>> > >>> > I just retried it with headvm config that you had shared but still se= e >>> error while doing >>> > "make cleandepend" >>> > >>> > Any pointers highly appreciated. >>> > >>> > Thanks >>> > >>> > root@osboxes:/usr/src/sys/amd65/compile/headvm # make cleandepend >>> > [...snip...] >>> > >>> > =3D=3D=3D> sysvipc/sysvshm (obj) >>> > >>> /usr/src/sys/amd64/compile/headvm/modules/usr/src/sys/modules/sysvipc/s= ysvshm >>> created for /usr/src/sys/modules/sysvipc/sysvshm >>> > =3D=3D=3D> tcp (obj) >>> > =3D=3D=3D> tcp/bbr (obj) >>> > cd: /usr/src/sys/modules/tcp/bbr: No such file or directory >>> > *** Error code 2 >>> > >>> > Stop. >>> > make[2]: stopped in /usr/src/sys/modules/tcp >>> > *** Error code 1 >>> > >>> > Stop. >>> > make[1]: stopped in /usr/src/sys/modules >>> > *** Error code 1 >>> > >>> > Stop. >>> > make: stopped in /usr/src/sys/amd64/compile/headvm >>> > root@osboxes:/usr/src/sys/amd64/compile/headvm # >>> > >>> > >>> > On Wed, Sep 18, 2019 at 11:08 PM vm finance >>> wrote: >>> > Hi Randall, >>> > >>> > I applied the patch available at: >>> > https://reviews.freebsd.org/D21582?id=3D62213 >>> > NOTE: This raw patch seems to be exactly the same as the one I >>> downloaded on Sep10...hope I'm not missing anything here... >>> > >>> > I clicked on "download raw diff" and saved it to bbr_patch.diff file >>> on my local machine >>> > Step 1: Apply PATCH: >>> > cd /usr/src/sys >>> > patch < bbr_patch.diff >>> > Patch was applied successfully - no errors seen there. >>> > >>> > Step 2: Update kernel config: >>> > cp /usr/src/sys/amd64/conf/GENERIC /usr/src/sys/amd64/conf/MYKERNEL >>> > Added three options to MYKERNEL (per ur email - I have also attached >>> the compile MYKERNEL file) >>> > cd /usr/src/sys/amd64/compile/MYKERNEL >>> > make cleandepend >>> > =3D>This fails due to missing "bbr" under /usr/src/sys/modules/tcp/ >>> > [pls find the attached log file for exact error] >>> > >>> > make depend >>> > =3D> This also fails due to missing "/usr/src/sys/modules/tcp/bbr" >>> > >>> > STEP 3: >>> > cd /usr/src/ >>> > make buildkernel KERNCONF=3DMYKERNEL >>> > This also fails due to prior errors in Step 2. >>> > >>> > Please find MYKERNEL config file + error logs. >>> > >>> > Many many thanks for taking time to help me through this! >>> > >>> > PS: I did a make buildkernel without any KERNCONF=3DMYKERNEL, and tha= t >>> successfully finished. >>> > >>> > >>> > >>> > On Thu, Sep 19, 2019 at 12:19 PM Randall Stewart >>> wrote: >>> > You can look in the config I sent.. but here is what >>> > I have added to enable BBR and Rack to be built >>> > ***** >>> > makeoptions WITH_EXTRA_TCP_STACKS=3D1 >>> > options TCPHPTS >>> > options RATELIMIT >>> > ****** >>> > >>> > So you should >>> > 1) Apply the current patch in phabricator >>> > 2) edit your config and add the above three lines >>> > 3) go to the src dir and type >>> > make buildkernel KERNCONF=3Dmyconf >>> > >>> > That should build and get you a kernel that will include bbr and rack= . >>> You will >>> > need to, after it boots up type >>> > >>> > kldload tcp_bbr >>> > >>> > or >>> > >>> > kldload tcp_rack >>> > >>> > To get the modules loaded >>> > >>> > R >>> > >>> > >>> > >>> > > On Sep 18, 2019, at 2:31 PM, vm finance >>> wrote: >>> > > >>> > > Hi Randall, Michael, >>> > > >>> > > Build is done successfully. I would appreciate if you could share >>> config changes needed for BBR. >>> > > >>> > > My svn revision is: 352483 >>> > > >>> > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D >>> > > awk -f /usr/src/sys/conf/kmod_syms.awk zlib.ko.full export_syms | >>> xargs -J% objcopy % zlib.ko.full >>> > > objcopy --only-keep-debug zlib.ko.full zlib.ko.debug >>> > > objcopy --strip-debug --add-gnu-debuglink=3Dzlib.ko.debug >>> zlib.ko.full zlib.ko >>> > > -------------------------------------------------------------- >>> > > >>> Kernel build for GENERIC completed on Wed Sep 18 21:08:31 UTC >>> 2019 >>> > > -------------------------------------------------------------- >>> > > >>> Kernel(s) GENERIC built in 1972 seconds, ncpu: 4 >>> > > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D >>> > > >>> > > Thank you >>> > > Vishal. >>> > > >>> > > >>> > > On Wed, Sep 18, 2019 at 3:34 PM vm finance >>> wrote: >>> > > I'm using amd64. I'd get back as soon as base build is complete. >>> > > >>> > > Thanks! >>> > > >>> > > On Wed, Sep 18, 2019 at 7:09 AM Randall Stewart >>> wrote: >>> > > To get bbr running you will need to change your kernel config. >>> > > >>> > > Are you building i386 or amd64? >>> > > >>> > > After you have successfully did >>> > > >>> > > 1) buildworld >>> > > 2) buildkernel >>> > > 3) installkernel >>> > > >>> > > (you can look in UPDATING for instructions .. though the file is >>> long :D) >>> > > >>> > > successfully let me know.. and then I will give you the tweaks you >>> need to add >>> > > to the kerneconf. >>> > > >>> > > It won=E2=80=99t take as long to build because at that point you ca= n add in >>> the >>> > > NO_CLEAN NO_CLEANDIR options as well since you will have built >>> everything >>> > > the first time >>> > > >>> > > R >>> > > >>> > > > On Sep 18, 2019, at 7:06 AM, vm finance >>> wrote: >>> > > > >>> > > > BTW, if you think I should be making any changes in configs, >>> please do let me know. >>> > > > My goal is to build a freebsd image with BBR patches on x86 VM. >>> > > > Nothing fancy. >>> > > > >>> > > > thanks! >>> > > > >>> > > > On Wed, Sep 18, 2019 at 7:03 AM vm finance >>> wrote: >>> > > > Thanks Randall, Michael, >>> > > > >>> > > > I did "svn svn://svn.freebsd.org/base/head /usr/src" >>> > > > and now doing "make buildworld buildkernel" >>> > > > [I didn't change anything in configs - just whatever are the >>> defaults] >>> > > > >>> > > > I would update as soon as its done. >>> > > > >>> > > > Thanks again! >>> > > > >>> > > > On Wed, Sep 18, 2019 at 6:53 AM Randall Stewart >>> wrote: >>> > > > One other note.. I notice his kernel conf he sent does not have >>> > > > the right things to get BBR even to attempt to build. >>> > > > >>> > > > I would suggest using that config for the first steps.. then he >>> must add >>> > > > the additional tcp stacks and the hpts in order to get bbr/rack >>> and any other >>> > > > extra stack=E2=80=A6. >>> > > > >>> > > > But I would suggest to build with his current config first and >>> once he has >>> > > > that in place and building >>> > > > >>> > > > a) apply the patch >>> > > > b) add the extra kernel options >>> > > > >>> > > > R >>> > > > >>> > > > > On Sep 18, 2019, at 6:50 AM, Randall Stewart >>> wrote: >>> > > > > >>> > > > > Thats great idea Michael. >>> > > > > >>> > > > > From the look fo the build log I was sent, his blow-up has >>> nothing to do >>> > > > > with the patches. >>> > > > > >>> > > > > He should probably >>> > > > > >>> > > > > 1) Check out a fresh version of head. >>> > > > > 2) Follow the instructions in UPDATING to get a clean build. >>> > > > > =E2=80=94 make buildworld >>> > > > > =E2=80=94 make buildkernel KERNCONF=3Dhis-conf >>> > > > > =E2=80=94 make installkernel KERNCONF=3Dhis-conf >>> > > > > >>> > > > > ** do the reboot and merge master ** >>> > > > > >>> > > > > Then after that he could >>> > > > > >>> > > > > 3) Apply the current patch in the review >>> > > > > 4) do build that >>> > > > > =E2=80=94 make buildkernel KERNCONF=3Dhis_conf -DNO_CLEAN >>> -DNO_CLEANDIR >>> > > > > =E2=80=94 make install kernel KERNCONF=3Dhis_conf >>> > > > > >>> > > > > And he should have it all working :) >>> > > > > >>> > > > > I have done multiple builds with the latest head from yesterday >>> both with and without >>> > > > > the extra stacks and hpts.. and I can=E2=80=99t get a build fai= lure.. >>> this would verify he can >>> > > > > at least build head.. >>> > > > > >>> > > > > R >>> > > > > >>> > > > >> On Sep 18, 2019, at 12:10 AM, Michael Tuexen < >>> michael.tuexen@lurchi.franken.de> wrote: >>> > > > >> >>> > > > >>> On 18. Sep 2019, at 08:19, vm finance >>> wrote: >>> > > > >>> >>> > > > >>> correcting a typo: >>> > > > >>> >>> > > > >>> svn co svn://svn.freebsd.org/base/head /usr/src >>> > > > >>> current revision: 352434 >>> > > > >> I suggest to build/install head first without any patches. >>> After that has worked, >>> > > > >> apply the patches you are interested in. That way it is easy t= o >>> separate generic >>> > > > >> build issues and issue specific to a patch. >>> > > > >> >>> > > > >> Best regards >>> > > > >> Michael >>> > > > >>> >>> > > > >>> Thank you! >>> > > > >>> >>> > > > >>> On Tue, Sep 17, 2019 at 10:11 PM vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>> >>> > > > >>>> Actually I am on head already as mentioned previously. Pulle= d >>> it using >>> > > > >>>> yesterday: >>> > > > >>>> >>> > > > >>>> svn co svn://svn.freebsd.org/base/head /use/src >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> If you could pls let me know the new patch, I can try that. >>> > > > >>>> >>> > > > >>>> Thanks >>> > > > >>>> >>> > > > >>>> Sent from my iPhone >>> > > > >>>> >>> > > > >>>> On 18-Sep-2019, at 8:56 AM, Randall Stewart >>> wrote: >>> > > > >>>> >>> > > > >>>> There have been several patches pre-this one that provide >>> > > > >>>> the infrastructure to support BBR. >>> > > > >>>> >>> > > > >>>> Release 12.0 will *not* have these patches and will *not* >>> compile it. >>> > > > >>>> >>> > > > >>>> I have no intention at this point in doing a MFC of this >>> work.. so if you >>> > > > >>>> want >>> > > > >>>> to run BBR you need to run Head >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 7:26 PM, vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Hi Randall, >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Could you please provide a pointer to the latest patch. I ha= d >>> applied the >>> > > > >>>> one you published Sep-10. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Following is what I have done: >>> > > > >>>> >>> > > > >>>> 1. Picked FreeBSD 12.0 RELEASE VM from osboxes.org >>> > > > >>>> >>> > > > >>>> 2. Got VM up under VMPlayer on x86 laptop >>> > > > >>>> >>> > > > >>>> 3. Checked out latest codebase from freebsd repo: >>> > > > >>>> >>> > > > >>>> svn co svn://svn.freebsd.org/base/head /usr/src* >>> > > > >>>> >>> > > > >>>> cd /usr/src; >>> > > > >>>> >>> > > > >>>> make buildworld buildkernel >>> > > > >>>> >>> > > > >>>> [this is where make fails when patch is applied] >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I could try to build with your latest patch - please send me >>> a pointer. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks for your help! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Tue, Sep 17, 2019 at 1:33 PM Randall Stewart < >>> rrs@netflix.com> wrote: >>> > > > >>>> >>> > > > >>>> Looking at your make file log I can=E2=80=99t really tell wh= at you >>> are doing. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Its not the BBR or Rack code that is blowing up=E2=80=A6 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Are you cross compiling? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I have done the old fashioned kernel make >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> i.e. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> cd src/sys/amd64/config >>> > > > >>>> >>> > > > >>>> config headvm >>> > > > >>>> >>> > > > >>>> cd ../compile/headvm >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> make cleandepend ; make depend; make -j3 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I have done >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> cd src >>> > > > >>>> >>> > > > >>>> make buildkernel KERNCONF=3Dheadvm >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> And even >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> make buildkernel KERNCONF=3DGENERIC >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> to make sure that the build works without bbr. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I attach my headvm config.. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> What exactly are you building and how? kernel config too >>> please? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 1:11 PM, Randall Stewart >>> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> looking >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I was at 352408.. let me update and try it >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 1:10 PM, Randall Stewart >>> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Hmm >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Did you get the patch I updated too this am? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I have built it both with and without the bbr stack and had >>> no issue.. >>> > > > >>>> there was >>> > > > >>>> >>> > > > >>>> an issue with KTLS before the update though. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> I don=E2=80=99t recognize what you have below there though= =E2=80=A6 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 11:47 AM, vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Got it - thank you! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> btw, I tried to build the patch but its giving an error. >>> Following is SVN >>> > > > >>>> info + make error mesg. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Please let me know what am I missing here? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> #svnlite revision >>> > > > >>>> >>> > > > >>>> Path: . >>> > > > >>>> >>> > > > >>>> Working Copy Root Path: /usr/src >>> > > > >>>> >>> > > > >>>> URL: svn://svn.freebsd.org/base/head >>> > > > >>>> >>> > > > >>>> Relative URL: ^/head >>> > > > >>>> >>> > > > >>>> Repository Root: svn://svn.freebsd.org/base >>> > > > >>>> >>> > > > >>>> Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f >>> > > > >>>> >>> > > > >>>> Revision: 352436 >>> > > > >>>> >>> > > > >>>> Node Kind: directory >>> > > > >>>> >>> > > > >>>> Schedule: normal >>> > > > >>>> >>> > > > >>>> Last Changed Author: jah >>> > > > >>>> >>> > > > >>>> Last Changed Rev: 352434 >>> > > > >>>> >>> > > > >>>> Last Changed Date: 2019-09-17 03:39:31 +0000 (Tue, 17 Sep >>> 2019) >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> root@osboxes:/usr/src # >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> -------------------------------------------- snip >>> > > > >>>> ---------------------------- >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ad_elf64_obj.llo reloc_elf64.llo disk.llo part.llo vdisk.llo >>> dev_net.llo >>> > > > >>>> bcache.llo interp_simple.llo zfs_cmd.llo >>> > > > >>>> >>> > > > >>>> rm -f .depend .depend.* GPATH GRTAGS GSYMS GTAGS >>> > > > >>>> >>> > > > >>>> =3D=3D=3D> sys (cleandir) >>> > > > >>>> >>> > > > >>>> rm -f export_syms machine x86 tcp_bbr.ko tcp_bbr.kld bbr.o >>> sack_filter.o >>> > > > >>>> rack_bbr_common.o opt_inet.h opt_inet6.h opt_ipsec.h >>> opt_tcpdebug.h >>> > > > >>>> opt_kern_tls.h >>> > > > >>>> >>> > > > >>>> rm: x86: is a directory >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[3]: stopped in /usr/src/sys >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[2]: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[1]: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Tue, Sep 17, 2019 at 6:41 PM vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> Got it - thank you! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> btw, I tried to build the patch but its giving an error. >>> Following is SVN >>> > > > >>>> info + make error mesg. >>> > > > >>>> >>> > > > >>>> I have also attached the entire build log...snippet is below >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Please let me know what am I missing here? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> #svnlite revision >>> > > > >>>> >>> > > > >>>> Path: . >>> > > > >>>> >>> > > > >>>> Working Copy Root Path: /usr/src >>> > > > >>>> >>> > > > >>>> URL: svn://svn.freebsd.org/base/head >>> > > > >>>> >>> > > > >>>> Relative URL: ^/head >>> > > > >>>> >>> > > > >>>> Repository Root: svn://svn.freebsd.org/base >>> > > > >>>> >>> > > > >>>> Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f >>> > > > >>>> >>> > > > >>>> Revision: 352436 >>> > > > >>>> >>> > > > >>>> Node Kind: directory >>> > > > >>>> >>> > > > >>>> Schedule: normal >>> > > > >>>> >>> > > > >>>> Last Changed Author: jah >>> > > > >>>> >>> > > > >>>> Last Changed Rev: 352434 >>> > > > >>>> >>> > > > >>>> Last Changed Date: 2019-09-17 03:39:31 +0000 (Tue, 17 Sep >>> 2019) >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> root@osboxes:/usr/src # >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> -------------------------------------------- snip >>> > > > >>>> ---------------------------- >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ad_elf64_obj.llo reloc_elf64.llo disk.llo part.llo vdisk.llo >>> dev_net.llo >>> > > > >>>> bcache.llo interp_simple.llo zfs_cmd.llo >>> > > > >>>> >>> > > > >>>> rm -f .depend .depend.* GPATH GRTAGS GSYMS GTAGS >>> > > > >>>> >>> > > > >>>> =3D=3D=3D> sys (cleandir) >>> > > > >>>> >>> > > > >>>> rm -f export_syms machine x86 tcp_bbr.ko tcp_bbr.kld bbr.o >>> sack_filter.o >>> > > > >>>> rack_bbr_common.o opt_inet.h opt_inet6.h opt_ipsec.h >>> opt_tcpdebug.h >>> > > > >>>> opt_kern_tls.h >>> > > > >>>> >>> > > > >>>> rm: x86: is a directory >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[3]: stopped in /usr/src/sys >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[2]: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make[1]: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> *** Error code 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Stop. >>> > > > >>>> >>> > > > >>>> make: stopped in /usr/src >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Tue, Sep 17, 2019 at 6:27 PM Randall Stewart < >>> rrs@netflix.com> wrote: >>> > > > >>>> >>> > > > >>>> Pacing is provided by tcp_hpts.c. The current linux patches >>> do not have >>> > > > >>>> >>> > > > >>>> to have fq.. they built an alternate means of doing pacing >>> into bbr. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> In either case our testing has shown that our pacing is more >>> accurate than >>> > > > >>>> >>> > > > >>>> either fq or the internal pacer :) >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 11:05 AM, vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks Randall. >>> > > > >>>> >>> > > > >>>> I was able to apply the patch - now rebuilding the kernel. >>> Would update on >>> > > > >>>> how it goes. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> BTW, is there any description on how lack of tc_fq under >>> FreeBSD is >>> > > > >>>> compensated here? >>> > > > >>>> >>> > > > >>>> The original BBR patches on Linux show that as a must-have? >>> Is that >>> > > > >>>> functionality implemented via tcp_ratelimit.[ch]? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Any pointers to existing presentations/discussions highly >>> appreciated? >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks a lot. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Tue, Sep 17, 2019 at 5:39 AM Randall Stewart < >>> rrs@netflix.com> wrote: >>> > > > >>>> >>> > > > >>>> You should be able to compile it against the current head. I >>> re-doing that >>> > > > >>>> now (had an >>> > > > >>>> >>> > > > >>>> issue with my machine and had to roll it back to a backup). >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> When I put the patch up on Sept 10th it complied with and >>> without BBR on >>> > > > >>>> whatever >>> > > > >>>> >>> > > > >>>> was that rev.. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Looking in the commit logs that would have been around 35219= 1 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Hope that helps >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> R >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Sep 17, 2019, at 3:32 AM, vm finance < >>> vm.finance2@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Hi Randall, >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks for releasing BBR patch: >>> > > > >>>> >>> > > > >>>> https://reviews.freebsd.org/D21582#change-xcAWBif3E9Jq >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Could you please let me know what SVN/GIT label tag this is >>> based on? I >>> > > > >>>> would like to patch and experiment with it. I couldn't find >>> this info in >>> > > > >>>> the released patch. >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> Thanks a lot! >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> On Tue, Sep 10, 2019 at 10:26 AM Ryan Stone < >>> rysto32@gmail.com> wrote: >>> > > > >>>> >>> > > > >>>> rrs@ has just posted the BBR patch to phabricator: >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> https://reviews.freebsd.org/D21582 >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> >>> > > > >>>> Randall Stewart >>> > > > >>>> >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> >>> > > > >>>> Randall Stewart >>> > > > >>>> >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> >>> > > > >>>> Randall Stewart >>> > > > >>>> >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> >>> > > > >>>> Randall Stewart >>> > > > >>>> >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> >>> > > > >>>> Randall Stewart >>> > > > >>>> >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> ------ >>> > > > >>>> Randall Stewart >>> > > > >>>> rrs@netflix.com >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>>> >>> > > > >>> _______________________________________________ >>> > > > >>> freebsd-net@freebsd.org mailing list >>> > > > >>> https://lists.freebsd.org/mailman/listinfo/freebsd-net >>> > > > >>> To unsubscribe, send any mail to " >>> freebsd-net-unsubscribe@freebsd.org" >>> > > > > >>> > > > > ------ >>> > > > > Randall Stewart >>> > > > > rrs@netflix.com >>> > > > > >>> > > > > >>> > > > > >>> > > > >>> > > > ------ >>> > > > Randall Stewart >>> > > > rrs@netflix.com >>> > > > >>> > > > >>> > > > >>> > > >>> > > ------ >>> > > Randall Stewart >>> > > rrs@netflix.com >>> > > >>> > > >>> > > >>> > >>> > ------ >>> > Randall Stewart >>> > rrs@netflix.com >>> > >>> > >>> > >>> >>> ------ >>> Randall Stewart >>> rrs@netflix.com >>> >>> >>> >>>