Re: Raspberry Pi 3B+ and pitiful network speeds
Date: Wed, 23 Jun 2021 02:18:14 UTC
On 22/06/2021 11:25 pm, Ronald Klop wrote: > <...> > > Hi, > > Just another data point for the investigation. > > RPI3B+ FreeBSD 13.0-RELEASE-p1 #0: Wed May 26 22:19:21 UTC 2021 GENERIC > ue0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1500 > options=80009<RXCSUM,VLAN_MTU,LINKSTATE> > ether b8:27:xx:xx:xx:xx > inet 192.168.1.148 netmask 0xffffff00 broadcast 192.168.1.255 > media: Ethernet autoselect (1000baseT <full-duplex>) > status: active > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > > > RPI4 FreeBSD 14.0-CURRENT #7 main-62ffcaab8: Tue Mar 23 17:26:53 CET 2021 GENERIC-NODEBUG > genet0: flags=8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> metric 0 mtu 1500 > options=280009<RXCSUM,VLAN_MTU,LINKSTATE,RXCSUM_IPV6> > ether dc:a6:xx:xx:xx:xx > inet 192.168.1.127 netmask 0xffffff00 broadcast 192.168.1.255 > media: Ethernet autoselect (1000baseT <full-duplex,master>) > status: active > nd6 options=29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> > > > These two are next to each other connected by a 1gbit switch. > > > [root@rpi3 ~]# iperf -c rpi4 -w 2m -t 30s -i 1 > ------------------------------------------------------------ > Client connecting to rpi4, TCP port 5001 > TCP window size: 32.8 KByte (WARNING: requested 1.91 MByte) > ------------------------------------------------------------ > [ 1] local 192.168.1.148 port 21246 connected with 192.168.1.127 port 5001 > [ ID] Interval Transfer Bandwidth > [ 1] 0.00-1.00 sec 12.6 MBytes 106 Mbits/sec > [ 1] 1.00-2.00 sec 13.6 MBytes 114 Mbits/sec > [ 1] 2.00-3.00 sec 13.5 MBytes 113 Mbits/sec > [ 1] 3.00-4.00 sec 13.6 MBytes 114 Mbits/sec > [ 1] 4.00-5.00 sec 13.5 MBytes 113 Mbits/sec > [ 1] 5.00-6.00 sec 13.6 MBytes 114 Mbits/sec > [ 1] 6.00-7.00 sec 13.6 MBytes 114 Mbits/sec > [ 1] 7.00-8.00 sec 13.6 MBytes 114 Mbits/sec > [ 1] 8.00-9.00 sec 13.2 MBytes 111 Mbits/sec > [ 1] 9.00-10.00 sec 13.5 MBytes 113 Mbits/sec > > > [root@rpi4 ~]# iperf -c rpi3 -w 2m -t 30s -i 1 > ------------------------------------------------------------ > Client connecting to rpi3, TCP port 5001 > TCP window size: 32.8 KByte (WARNING: requested 1.91 MByte) > ------------------------------------------------------------ > [ 1] local 192.168.1.127 port 24993 connected with 192.168.1.148 port 5001 > [ ID] Interval Transfer Bandwidth > [ 1] 0.00-1.00 sec 15.6 MBytes 131 Mbits/sec > [ 1] 1.00-2.00 sec 16.8 MBytes 141 Mbits/sec > [ 1] 2.00-3.00 sec 16.6 MBytes 139 Mbits/sec > [ 1] 3.00-4.00 sec 16.8 MBytes 141 Mbits/sec > [ 1] 4.00-5.00 sec 16.5 MBytes 138 Mbits/sec > [ 1] 5.00-6.00 sec 16.8 MBytes 141 Mbits/sec > [ 1] 6.00-7.00 sec 16.4 MBytes 137 Mbits/sec > [ 1] 7.00-8.00 sec 16.5 MBytes 138 Mbits/sec > [ 1] 8.00-9.00 sec 16.6 MBytes 139 Mbits/sec > [ 1] 9.00-10.00 sec 14.6 MBytes 123 Mbits/sec > > > Regards, > Ronald. > These are very poor for the RPI4, are they not? Is it not fully 1000Mbit? Your RPI3B results are a little better than mine. They are still not very impressive though. Thanks Matt