The updated NV document with the new experiments and a table with all the experimental results are now available at (http://www.brakmo.org/networking/tcp-nv/TCPNV.html).
- Lawrence On 8/25/15, 4:33 PM, "Lawrence Brakmo" <bra...@fb.com> wrote: >Changes from v5: cleaning of NV code, changing some default parameters > >I've run more extensive tests, I'm working on updating the NV website >(http://www.brakmo.org/networking/tcp-nv/TCPNV.html) should be updated >by tomorrow (8/26). > >The updated tests include Reno, Cubic, NV and CDG and include more types >of traffic. Overview of results: >1) NV has a little lower throughput (2-3% less) with small number of flows > as compared to Reno, Cubic and CDG >2) NV is less fair with few flows but becomes more fair with more flows >3) Less losses with NV (none in many cases) as compared to all others. > One exception is when things get very congested (64 flows into one > server), NV has 50% more losses than CDG, Cubic has 1.8x to 10x more > losses than CDG. Reno has about the same losses as CDG. >4) In mixed traffic (1M and 10K RPCs), 10K flows achieve much higher > average throughput with NV than with the others (which are > very similar). In one example, 2 clients sending 1M and 10K to 2 > servers, with NV 10K flows average 1Gbps and 1M flows 3.7Gbps, > whereas they average about 226Mbps and 4.4Gbps for Reno, Cubic and > CDG. They all have similar link utilization. > >Consists of the following patches: > >[RFC PATCH v6 net-next 1/4] tcp: replace cnt & rtt with struct in >[RFC PATCH v6 net-next 2/4] tcp: refactor struct tcp_skb_cb >[RFC PATCH v6 net-next 3/4] tcp: add in_flight to tcp_skb_cb >[RFC PATCH v6 net-next 4/4] tcp: add NV congestion control > >Signed-off-by: Lawrence Brakmo <bra...@fb.com> > >include/net/tcp.h | 20 ++- >net/ipv4/Kconfig | 16 ++ >net/ipv4/Makefile | 1 + >net/ipv4/tcp_bic.c | 6 +- >net/ipv4/tcp_cdg.c | 14 +- >net/ipv4/tcp_cubic.c | 6 +- >net/ipv4/tcp_htcp.c | 10 +- >net/ipv4/tcp_illinois.c | 20 +-- >net/ipv4/tcp_input.c | 10 +- >net/ipv4/tcp_lp.c | 6 +- >net/ipv4/tcp_nv.c | 489 >++++++++++++++++++++++++++++++++++++++++++++++++++++++ >net/ipv4/tcp_output.c | 4 +- >net/ipv4/tcp_vegas.c | 6 +- >net/ipv4/tcp_vegas.h | 2 +- >net/ipv4/tcp_veno.c | 7 +- >net/ipv4/tcp_westwood.c | 7 +- >net/ipv4/tcp_yeah.c | 7 +- >17 files changed, 580 insertions(+), 51 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
