Thanks! Regards, Istvan
2009/10/16 Steve Dong <sd...@huawei.com> > Here are graphs from the netpipe test results with 8.0 RC1 > > > Thanks, > Steve > > > > -----Original Message----- > From: owner-freebsd-performa...@freebsd.org > [mailto:owner-freebsd-performa...@freebsd.org] On Behalf Of Hongtao Yin > Sent: Thursday, October 15, 2009 8:52 PM > To: 'István' > Cc: freebsd-performance@freebsd.org > Subject: RE: Comparison of FreeBSD/Linux TCP Throughput performance > > Istvan, > > > > I ran newer FreeBSD code 8.0 RC1 this time. By using NetPIPE, we collected > test data and the result shows that FreeBSD TCP performance is worse than > Linux. I got troubles to plot using gnuplot, so here I am attaching the raw > data files. > > The netpipe commands are as follows: > > PC2: #NPtcp > > PC1: #NPtcp �Ch 192.168.1.20 > > > > Regards, > > Hongtao > > > > > > > > _____ > > From: István [mailto:lecc...@gmail.com] > Sent: 2009年10月15日 5:13 > To: Hongtao Yin > Cc: freebsd-performance@freebsd.org > Subject: Re: Comparison of FreeBSD/Linux TCP Throughput performance > > > > use netpipe TCP pls. > > > > And graph it. > > > > Thanks in advance, > > Istvan > > On Thu, Oct 15, 2009 at 2:42 AM, Hongtao Yin <ht...@huawei.com> wrote: > > Hi, > > > > I compared TCP performance between FreeBSD and Linux by running test tools > Netperf and Iperf with Intel NIC. > > The kernels are full version and default values are used in the testing > except TCP Congestion Control algorithm set to Reno. > > >From the test results we can see Linux TCP performance in throughput is > better than FreeBSD. The worst case (send msg size 128) shows that FreeBSD > throughput is only 43% of Linux's. > > > > I like to get some feedback if anyone did similar comparison test, or knows > any issues with kernels or drivers. Thanks lot. > > > > FreeBSD and Linux Sysctl captures are attached for reference. > > > > Regards, > > Hongtao > > > > > > > > Test Environments: > > PC: Dell Precision T3400 (same 4 PCs) > > CPU: Intel Core 2 Duo CPU e4...@2.4ghz > > FreeBSD: V7.1 (full version) (TCP CC: newReno) > > Linux: V2.6.31.1 (full version) (TCP CC: Reno) > > Ethernet card: Intel Pro/1000 PWLA8492 MT Dual Port Server Adapter > (Gigabit) > chip 82546EB (only one port used for each PC) > > Switch: Netgear ProSafe 8 port Gigabit Switch (model GS108) > > Iperf: V2.0.4 > > Netperf: V2.4.4 > > > > Setup: > > > > > > ---------- > > | switch | > > ---------- > > ---------------------| | | |-------------------- > > | | | | > > | --------| |-------- | > > | | | | > > | | | | > > -------------- -------------- -------------- -------------- > > | PC1 | | PC2 | | PC3 | | PC4 | > > | FreeBSD | | FreeBSD | | Linux | | Linux | > > |192.168.1.10| |192.168.1.20| |192.168.1.30| |192.168.1.40| > > -------------- -------------- -------------- -------------- > > > > > > > > > > > > ================================ > > Netperf Test Results > > ================================ > > > > TCP Throughput Test > > ------------------- > > > > PC2/4: #netserver -p 22113 > > PC1/3: #netperf -H 192.168.1.20 -p 22113 -l 10 > > > > Recv Send Send Elapsed > Throughput > > Socket Socket Message Time > 10^6 bits/sec > > Size Size Size Sec. > > bytes bytes bytes > > FreeBSD: 65536 32768 32768 10.34 > 598.11 > > Linux: 87380 16384 16384 10.04 > 779.02 > > > > > > PC1/3: #netperf -t TCP_STREAM -H 192.168.1.20 -p 22113 -- -m > 64/128/256/512/1024/2048/4096 > > > > Recv Send Send Elapsed > Throughput > > Socket Socket Message Time > 10^6 bits/sec > > Size Size Size Sec. > > bytes bytes bytes > > FreeBSD: 65536 32768 64 10.19 > 417.10 > > 65536 32768 128 10.35 > 336.63 > > 65536 32768 256 10.36 > 576.99 > > 65536 32768 512 10.35 > 569.79 > > 65536 32768 1024 10.35 > 553.70 > > 65536 32768 2048 10.35 > 584.20 > > 65536 32768 4096 10.35 > 602.45 > > > > Linux: 87380 16384 64 10.03 > 778.21 > > 87380 16384 128 10.03 > 779.72 > > 87380 16384 256 10.04 > 780.16 > > 87380 16384 512 10.03 > 776.85 > > 87380 16384 1024 10.04 > 777.52 > > 87380 16384 2048 10.04 > 777.83 > > 87380 16384 4096 10.03 > 780.17 > > > > > > > > > > =============================== > > Iperf Test Results > > =============================== > > > > Bandwidth Test > > -------------- > > > > PC2/4: #iperf -s > > PC1/3: #iperf -c 192.168.1.20 > > > > Interval Transfer Bandwidth > > sec MBytes Mbits/sec > > FreeBSD: 0.0-10.3 740 600 > > Linux: 0.0-10.0 972 815 > > > > > > PC1/3: #iperf -c 192.168.1.20 -d > > > > Interval Transfer Bandwidth > > sec MBytes Mbits/sec > > FreeBSD: 0.0-10.0 402 337 > > 0.0-10.0 404 338 > > > > Linux: 0.0-10.0 926 776 > > 0.0-10.0 44.1 36.9 > > > > > > Parallel Test > > ------------- > > > > PC2/4: #iperf -s > > PC1/3: #iperf -c 192.168.1.20 -P 2 > > > > Interval Transfer Bandwidth > > sec MBytes Mbits/sec > > FreeBSD: 0.0-10.3 370 300 > > 0.0-10.3 370 300 > > SUM: 0.0-10.3 739 600 > > > > Linux: 0.0-10.0 479 402 > > 0.0-10.0 473 396 > > SUM: 0.0-10.0 952 797 > > > > > > > > > _______________________________________________ > freebsd-performance@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-performance > To unsubscribe, send any mail to > "freebsd-performance-unsubscr...@freebsd.org" > > > > > -- > the sun shines for all > > -- the sun shines for all _______________________________________________ freebsd-performance@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-performance To unsubscribe, send any mail to "freebsd-performance-unsubscr...@freebsd.org"
