Date: Thu, 19 Sep 2019 20:12:28 -0700 From: Randall Stewart <rrs@netflix.com> To: vm finance <vm.finance2@gmail.com> Cc: =?UTF-8?Q?Michael_T=C3=BCxen?= <michael.tuexen@lurchi.franken.de>, freebsd-net <freebsd-net@freebsd.org>, Jamie Landeg-Jones <jamie@catflap.org>, Ryan Stone <rysto32@gmail.com> Subject: Re: BBR patches? Message-ID: <CALV9me1zTbG=x0v_zpGFz=Zb7EnB3Wm7KBCOxaVd1OPu6TBP8A@mail.gmail.com> In-Reply-To: <CAKy-8=gARxeUxgKykc7TK3TBXG74CR4=J8rZ%2B3apsz_ngO-t5g@mail.gmail.com> References: <CAKy-8=jUu=dbp1s7nhYBwgeh%2BiO-XY-YEnh1MJ81aYJoopVonA@mail.gmail.com> <201909091232.x89CWl4b047025@donotpassgo.dyslexicfish.net> <CAKy-8=gZ8E73PZdxb33aN=TmfigcNyTvZP4wP3M-mAy9no-v6w@mail.gmail.com> <CAFMmRNxbX5f3s0ZZk=Epr7Gu7%2Bsjat8F0TV0aX_RwoFgX0s%2ByA@mail.gmail.com> <CAKy-8=g=3LC8u_vc_3_Pfe6pgoUxpvx7N_j=xv7nRaM%2BD1Oz-A@mail.gmail.com> <D35AF884-C631-42CE-ABFD-F4AA76AA6693@netflix.com> <CAKy-8=jSdSFPJWL=cLeea-KSc=9wxR6vQTODibw7-GUh0XpCfw@mail.gmail.com> <27AD43DA-3237-490A-B3A6-C1792F9674E5@netflix.com> <CAKy-8=idqzA0-Trm%2B5gZSQs=vyXrPm40gP3AsbMf_YQj-NEHaA@mail.gmail.com> <CAKy-8=jpGvKU1khALK%2Ba5Ojp7btg7y1W%2BELtTLQaniVNtgBj3g@mail.gmail.com> <AD906F45-B083-476F-952E-3318F36BD828@netflix.com> <BCC20B79-ECEF-4D7C-AA7E-5F8A0869753A@netflix.com> <5B630235-ABC7-4122-9082-F59BCCCDE14A@netflix.com> <CAKy-8=jwoV8=gXXUCCMARe4%2BELuqDXuYY=J9Rn7ej0536xTJvQ@mail.gmail.com> <84C20AED-44B1-4673-A29E-1A6FA61D8F27@netflix.com> <DEA3139A-ED05-47D9-833E-F1631E7185AD@gmail.com> <CAKy-8=gAFZu0wWgWCNwuYDzKcyoLDwHgUPGNA%2BaLCucEfFrgYg@mail.gmail.com> <EE614FCD-C0B1-4934-98A5-F60C5054C077@lurchi.franken.de> <98E195A0-AFE2-4182-BE90-493E76A0DB1C@netflix.com> <9F3B0B5B-EF6A-42E1-99B8-9644DD0B39AB@netflix.com> <CAKy-8=gjXXz8VRkxaHXQY4Z%2BJpAkFusFbv_eFnM8huwWZgQD_g@mail.gmail.com> <CAKy-8=jH1LcWycm5tM3sZMvUL6ETBaZ_V4DdgKmHTPe7QyfPww@mail.gmail.com> <F9C36F36-8369-4318-86A2-2CC7865D87C2@netflix.com> <CAKy-8=jsqs6_LbX94zV4OT9hBJZLvC9tofu6JOEmV=AMb_=GWw@mail.gmail.com> <CAKy-8=iTC_hvJsjBpGgZMO6RWDF9Ak_RAv_KTeGOpKLZO-VUZg@mail.gmail.com> <8474687C-8E5D-45F0-A3DE-0BF62ED2D28B@netflix.com> <CAKy-8=hHDbGNHKESYBkhMfXaouJHWn%2BiV08ed2SdU4uoqDUcSg@mail.gmail.com> <CAKy-8=gDV0ZGYzXntmNNOtqiS76LNVi9yx8vVe=X_qq0G53uGg@mail.gmail.com> <C7333302-905E-4DCC-8CE8-4ED589BB3245@netflix.com> <CAKy-8=gARxeUxgKykc7TK3TBXG74CR4=J8rZ%2B3apsz_ngO-t5g@mail.gmail.com>
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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 want t= o be adventurous R Sent from my iPhone On Sep 19, 2019, at 7:31 PM, vm finance <vm.finance2@gmail.com> 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 <rrs@netflix.com> wrote: > Ahh.. Look in your directory. > > You did not create the sub=E2=80=99dirs or put rack.c or bbr.c into the r= ight > 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 loca= l > 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 not > able to > put the new files in the right places :0 > > R > > > On Sep 19, 2019, at 10:42 AM, vm finance <vm.finance2@gmail.com> wrote: > > > > Hello Randall, > > > > I just retried it with headvm config that you had shared but still see > 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/sys= vshm > 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 <vm.finance2@gmail.com> > 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 th= e > 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 that > successfully finished. > > > > > > > > On Thu, Sep 19, 2019 at 12:19 PM Randall Stewart <rrs@netflix.com> > 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 <vm.finance2@gmail.com> 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.fu= ll > zlib.ko > > > -------------------------------------------------------------- > > > >>> Kernel build for GENERIC completed on Wed Sep 18 21:08:31 UTC 201= 9 > > > -------------------------------------------------------------- > > > >>> 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 <vm.finance2@gmail.com> > 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 <rrs@netflix.com> > 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 can = 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 <vm.finance2@gmail.com> > 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 <vm.finance2@gmail.com> > 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 <rrs@netflix.com> > 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 mus= t > 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 <rrs@netflix.com> > wrote: > > > > > > > > > > Thats great idea Michael. > > > > > > > > > > From the look fo the build log I was sent, his blow-up has nothin= g > 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 failu= re.. 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 <vm.finance2@gmail.com> > 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 to > 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. Pulled > 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 <rrs@netflix.com> > 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 had > 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 what= 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 pleas= e? > > > > >>>> > > > > >>>> > > > > >>>> R > > > > >>>> > > > > >>>> > > > > >>>> > > > > >>>> > > > > >>>> > > > > >>>> On Sep 17, 2019, at 1:11 PM, Randall Stewart <rrs@netflix.com> > wrote: > > > > >>>> > > > > >>>> > > > > >>>> looking > > > > >>>> > > > > >>>> > > > > >>>> I was at 352408.. let me update and try it > > > > >>>> > > > > >>>> > > > > >>>> R > > > > >>>> > > > > >>>> > > > > >>>> On Sep 17, 2019, at 1:10 PM, Randall Stewart <rrs@netflix.com> > 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.co= m> > 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 int= o > 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.co= m> > 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 352191 > > > > >>>> > > > > >>>> > > > > >>>> 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 > > > >
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