Date: Fri, 7 Mar 2014 13:19:06 -0500 From: John Baldwin <jhb@freebsd.org> To: freebsd-net@freebsd.org Cc: jcv <jv@yeaguy.com> Subject: Re: LAN network performance issues Message-ID: <201403071319.06548.jhb@freebsd.org> In-Reply-To: <alpine.BSF.2.00.1403062115530.99217@yeaguy.com> References: <alpine.BSF.2.00.1403062115530.99217@yeaguy.com>
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On Friday, March 07, 2014 12:17:05 am jcv wrote: > Hi - I am seeing some strange IPERF results.. Everything goes through my > WIFI/GIGABIT router. > > For these tests everything is plugged directly into the router via > Ethernet cable. > > My issue is the transfer rate from Windows to FreeBSD. > > There are 3 different computers in this lab running 3 different OS. > > Here are the results: > > > > FreeBSD as server: > > [vic@yeaguy ~] iperf -s > ------------------------------------------------------------ > Server listening on TCP port 5001 > TCP window size: 64.0 KByte (default) > ------------------------------------------------------------ > > > [ 4] local 192.168.1.3 port 5001 connected with 192.168.1.8 port 52505 > [ ID] Interval Transfer Bandwidth > [ 4] 0.0-10.1 sec 157 MBytes 131 Mbits/sec <----- WINDOWS 8.1 as > client on same LAN/ROUTER > > > > > [ 5] local 192.168.1.3 port 5001 connected with 192.168.1.12 port 60926 > [ 5] 0.0-10.0 sec 1.10 GBytes 941 Mbits/sec <------ MACBOOK PRO as > client on same LAN/ROUTER > > > Windows as the server: > > ------------------------------------------------------------ > Server listening on TCP port 5001 > TCP window size: 64.0 KByte (default) > ------------------------------------------------------------ > [ 4] local 192.168.1.8 port 5001 connected with 192.168.1.3 port 60529 > [ ID] Interval Transfer Bandwidth > [ 4] 0.0-10.0 sec 1014 MBytes 850 Mbits/sec <--------- Freebsd 10 as > client on same LAN/ROUTER > > > > [ 4] local 192.168.1.8 port 5001 connected with 192.168.1.12 port 60933 > [ 4] 0.0-10.0 sec 1.08 GBytes 931 Mbits/sec <------ MACBOOK PRO as > client on same LAN/ROUTER > > > > Macbook Pro as the server: > > [ 3] local 192.168.1.8 port 52509 connected with 192.168.1.12 port 5001 > [ ID] Interval Transfer Bandwidth > [ 3] 0.0-10.0 sec 823 MBytes 690 Mbits/sec <------ WINDOWS 8.1 as > client on same LAN/ROUTER > > [ 3] local 192.168.1.3 port 23190 connected with 192.168.1.12 port 5001 > [ ID] Interval Transfer Bandwidth > [ 3] 0.0-10.0 sec 1016 MBytes 852 Mbits/sec <------ Freebsd 10 as > client on same LAN/ROUTER > > > With FreeBSD being the server, Windows transfer to FreeBSD is slow, > compared to Macbook to FreeBSD transfer.. > With Windows as the server, FreeBSD and Macbook to Windows transfer is > great. > With Macbook as server, Windows and FreeBSD transfer is good. > > The only bad transfer is Windows to FreeBSD. Windows transfer to Mac is > good. Cant really blame Windows for the poor transfer to FreeBSD then. > Macbook to FreeBSD is outstanding, cant really blame FreeBSD for poor > receive performance. Can you tell us more about the FreeBSD box such as the NIC being used? -- John Baldwin
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