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Date:      Thu, 19 Sep 2019 10:42:26 -0700
From:      vm finance <vm.finance2@gmail.com>
To:        Randall Stewart <rrs@netflix.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:  <CAKy-8=gDV0ZGYzXntmNNOtqiS76LNVi9yx8vVe=X_qq0G53uGg@mail.gmail.com>
In-Reply-To: <CAKy-8=hHDbGNHKESYBkhMfXaouJHWn%2BiV08ed2SdU4uoqDUcSg@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>

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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/sysvs=
hm
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 m=
y
> 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 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.ful=
l
>> 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 <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 nee=
d
>> to add
>> > to the kerneconf.
>> >
>> > It won=E2=80=99t take as long to build because at that point you can a=
dd 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 default=
s]
>> > >
>> > > 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 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 <rrs@netflix.com>
>> 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 -D=
NO_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 failur=
e.. 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 i=
t
>> 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.co=
m>
>> 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 please=
?
>> > > >>>>
>> > > >>>>
>> > > >>>> 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.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.co=
m>
>> 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. Woul=
d
>> update on
>> > > >>>> how it goes.
>> > > >>>>
>> > > >>>>
>> > > >>>> BTW, is there any description on how lack of tc_fq under FreeBS=
D
>> 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.co=
m>
>> 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 thi=
s
>> 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
>>
>>
>>
>>



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