Date: Sat, 17 Dec 2016 11:12:23 -0800 From: "George Neville-Neil" <gnn@neville-neil.com> To: "Allan Jude" <allanjude@freebsd.org> Cc: freebsd-performance@freebsd.org Subject: Re: netmap, netmap-fwd, and how many M packets-per-second? Message-ID: <6B4F5FFE-4513-4BE5-9151-B7D05980A83C@neville-neil.com> In-Reply-To: <d4ffde3f-07e1-6e75-33c0-9a00eab6dc68@freebsd.org> References: <596e5c15-1a85-1fdc-ca88-11a0ccd5e125@gmail.com> <d4ffde3f-07e1-6e75-33c0-9a00eab6dc68@freebsd.org>
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This is an OpenPGP/MIME signed message (RFC 3156 and 4880). --=_MailMate_9FA572BC-1769-4610-9D71-3EACF8D5A565_= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 1 Dec 2016, at 17:57, Allan Jude wrote: > On 2016-12-01 18:55, Jordan Caraballo wrote: >> Feedback and/or tips and tricks more than welcome. >> >> We are trying to process huge amounts of small (64 bytes) pps through = a >> router. So far results have not been as we expected. We have tested >> FreeBSD 10.3, 11.0, 11.0-STABLE, and 12.0-CURRENT with and without >> netmap. Based on netmap documentation we were expecting about 5.0M pps= ; >> alongside with the routing improvements from the freebsd routing >> proposal a total of 12.0M. >> >> Server Description: >> >> Dell PowerEdge R530 with 2 Intel(R) Xeon(R) E5=C2=AD2695 CPU's, 18 cor= es per >> cpu. Equipped with a Chelsio T-580-CR dual port in an 8x slot. >> >> BIOS tweaks: >> >> Hyperthreading (or Logical Processors) is turned off. >> >> Current results are shown below. Additional configurations can be give= n >> upon request. >> >> Test Environment: >> 5 clients and 5 servers - 4 Dell C6100 and 2 Dell R420; each one >> equipped with 10G NICS (4 intel 8259X and 6 with mellanox connectx2). >> >> Script that execute the following on each host. >> >> #!/usr/local/bin/bash >> # Iterate through ports and start tests >> for ((i=3D1;i<=3DPORTS;i++)); do >> PORT=3D$(($PORT+1)) >> iperf3 -c 172.16.2.$IP -u -b10000m -i 0 -N -l$PKT -t$TIME -P$STREA= MS >> -p$PORT & >> #iperf3 -c 172.16.2.$IP -i0 -N -l$PKT -t$TIME -P$STREAMS -p$PORT &= >> done >> >> # FreeBSD 10.3 - 4 streams to 80 ports from each client (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 1.9M 0 1.3M 194M 540k 0 57M 0 0 >> 2.1M 0 1.5M 216M 556k 0 58M 0 0 >> 1.8M 0 1.3M 192M 553k 0 58M 0 0 >> 1.7M 0 1.1M 174M 542k 0 57M 0 0 >> 1.9M 0 1.4M 204M 537k 0 56M 0 0 >> 1.6M 0 1.1M 171M 550k 0 58M 0 0 >> 1.6M 0 1.1M 173M 546k 0 57M 0 0 >> 1.7M 0 1.1M 176M 564k 0 59M 0 0 >> 2.0M 0 1.5M 212M 543k 0 57M 0 0 >> 2.1M 0 1.5M 219M 557k 0 58M 0 0 >> 1.9M 0 1.4M 205M 547k 0 57M 0 0 >> 1.7M 0 1.2M 179M 553k 0 58M 0 0 >> >> # FreeBSD 11.0 - 4 streams to 80 ports from each client (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 3.1M 0 1.8M 326M 1.3M 0 134M 0 0 >> 2.6M 0 1.5M 269M 1.1M 0 116M 0 0 >> 2.7M 0 1.5M 285M 1.2M 0 127M 0 0 >> 2.4M 0 1.3M 257M 1.1M 0 119M 0 0 >> 2.7M 0 1.5M 287M 1.3M 0 134M 0 0 >> 2.5M 0 1.3M 262M 1.2M 0 127M 0 0 >> 2.1M 0 1.1M 224M 1.0M 0 108M 0 0 >> 2.7M 0 1.4M 285M 1.4M 0 143M 0 0 >> 2.6M 0 1.3M 272M 1.3M 0 136M 0 0 >> 2.5M 0 1.4M 265M 1.1M 0 120M 0 0 >> # FreeBSD 11.0-STABLE - 4 streams to 80 ports from each client (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 1.9M 0 849k 195M 1.0M 0 107M 0 0 >> 1.9M 0 854k 196M 1.0M 0 106M 0 0 >> 1.9M 0 851k 196M 1.0M 0 107M 0 0 >> 1.9M 0 851k 196M 1.0M 0 107M 0 0 >> 1.9M 0 851k 196M 1.0M 0 107M 0 0 >> 1.9M 0 852k 196M 1.0M 0 107M 0 0 >> 1.9M 0 847k 195M 1.0M 0 107M 0 0 >> 1.9M 0 836k 195M 1.0M 0 107M 0 0 >> 1.9M 0 843k 195M 1.0M 0 107M 0 0 >> # FreeBSD 12.0-CURRENT - 4 streams to 80 ports from each client (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 1.1M 259 0 115M 1.1M 0 115M 0 0 >> 1.2M 273 0 124M 1.2M 0 124M 0 0 >> 1.1M 200 0 112M 1.1M 0 112M 0 0 >> 1.2M 290 0 122M 1.2M 0 122M 0 0 >> 1.0M 132 0 107M 1.0M 0 107M 0 0 >> 1.1M 303 0 118M 1.1M 0 118M 0 0 >> 1.1M 278 0 112M 1.1M 0 112M 0 0 >> 1.2M 243 0 122M 1.2M 0 122M 0 0 >> 1.1M 168 0 112M 1.1M 0 112M 0 0 >> 1.1M 161 0 112M 1.1M 0 112M 0 0 >> # FreeBSD 12.0-CURRENT + Netmap - 4 streams to 80 ports from each clie= nt >> (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 1.4M 10 0 144M 1.4M 0 144M 0 0 >> 1.5M 6 0 159M 1.5M 0 159M 0 0 >> 1.4M 5 0 144M 1.4M 0 144M 0 0 >> 1.5M 14 0 158M 1.5M 0 158M 0 0 >> 1.4M 5 0 151M 1.4M 0 151M 0 0 >> 1.4M 10 0 152M 1.4M 0 152M 0 0 >> 1.4M 12 0 148M 1.4M 0 148M 0 0 >> 1.5M 9 0 155M 1.5M 0 155M 0 0 >> 1.4M 23 0 151M 1.4M 0 151M 0 0 >> 1.4M 11 0 151M 1.4M 0 151M 0 0 >> # FreeBSD 12.0-CURRENT + Netmap + Tuning - 4 streams to 80 ports from >> each client (5) >> >> input (Total) output >> packets errs idrops bytes packets errs bytes colls d= rops >> 1.4M 15 0 145M 1.4M 0 145M 0 0 >> 1.5M 18 0 157M 1.5M 0 157M 0 0 >> 1.5M 10 0 156M 1.5M 0 156M 0 0 >> 1.5M 15 0 154M 1.5M 0 154M 0 0 >> 1.4M 13 0 146M 1.4M 0 146M 0 0 >> 1.5M 15 0 156M 1.5M 0 156M 0 0 >> 1.5M 9 0 155M 1.5M 0 155M 0 0 >> 1.5M 13 0 153M 1.5M 0 153M 0 0 >> 1.4M 14 0 145M 1.4M 0 145M 0 0 >> 1.4M 17 0 151M 1.4M 0 151M 0 0 >> >> _______________________________________________ >> freebsd-performance@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-performance >> To unsubscribe, send any mail to >> "freebsd-performance-unsubscribe@freebsd.org" > > You might try pktgen, the netmap tool for generating packets, rather > than iperf, as your source of traffic. > > Olivier Cochard-Labb=C3=A9 has a series of benchmarks on github in his > 'netbenches' project > > https://github.com/ocochard/netbenches/blob/master/Xeon_E5-2650-8Cores-= Chelsio_T540-CR/fastforwarding-pf-ipfw/results/fbsd12-head.r299288.D8526/= README.md > > This shows FreeBSD 12 @r299288 doing ~ 2.5 M pps of forwarding (so recv= > and then resend) in a stock configuration, and reaching almost 5 millio= n > pps after a patch that has since been committed to -CURRENT. > And if you want examples of using that they're in my netperf repo: https://github.com/freebsd-net/netperf/blob/master/VANILLA/Tests/pktgen-f= ullspread/source.cfg There are many more examples of pkt-gen in that repo. Best, George --=_MailMate_9FA572BC-1769-4610-9D71-3EACF8D5A565_= Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- Comment: GPGTools - http://gpgtools.org iEYEARECAAYFAlhVjhgACgkQYdh2wUQKM9J9XgCgjN3KQGeuB0sKAVkNukxQBwaM 5hsAniN6hZR1TircMn6OCwBPpD/nUNaT =ksJg -----END PGP SIGNATURE----- --=_MailMate_9FA572BC-1769-4610-9D71-3EACF8D5A565_=--
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