Hi Sven: My laptop is a Thinkpad T410, with two disks. Fedora 18 installed in the first, and OpenBSD in the second. The ethernet card is:
em0 at pci0 dev 25 function 0 "Intel 82577LM" rev 0x06: msi, address f0:de:f1:11:5e:42 # netstat -i Name Mtu Network Address Ipkts Ierrs Opkts Oerrs Colls lo0 33152 <Link> 12 0 12 0 0 lo0 33152 localhost/1 localhost 12 0 12 0 0 lo0 33152 fe80::%lo0/ fe80::1%lo0 12 0 12 0 0 lo0 33152 localhost localhost 12 0 12 0 0 em0 1500 <Link> f0:de:f1:11:5e:42 47578 0 8230 0 0 em0 1500 fe80::%em0/ fe80::f2de:f1ff:f 47578 0 8230 0 0 em0 1500 185.14.165. 185.14.165.83.dyn 47578 0 8230 0 0 iwn0* 1500 <Link> 00:27:10:81:bf:1c 0 0 0 0 0 enc0* 0 <Link> 0 0 0 0 0 pflog0 33152 <Link> 0 0 0 0 0 # vmstat -i interrupt total rate irq0/clock 589062 399 irq0/ipi 1377979 933 irq144/acpi0 295 0 irq100/inteldrm0 8543 5 irq112/em0 50136 33 irq96/ehci0 28840 19 irq176/azalia0 6406 4 irq101/ehci1 26 0 irq102/ahci0 46781 31 irq145/pckbc0 4387 2 irq146/pckbc0 287700 194 Total 2400155 1626 # uname -a OpenBSD openfourten.my.domain 5.3 GENERIC.MP#36 amd64 # ping www.yahoo.com PING ds-eu-fp3.wa1.b.yahoo.com (87.248.122.122): 56 data bytes 64 bytes from 87.248.122.122: icmp_seq=0 ttl=51 time=102.293 ms 64 bytes from 87.248.122.122: icmp_seq=1 ttl=51 time=103.218 ms 64 bytes from 87.248.122.122: icmp_seq=2 ttl=51 time=108.620 ms 64 bytes from 87.248.122.122: icmp_seq=3 ttl=51 time=100.815 ms 64 bytes from 87.248.122.122: icmp_seq=4 ttl=51 time=109.586 ms 64 bytes from 87.248.122.122: icmp_seq=5 ttl=51 time=107.245 ms 64 bytes from 87.248.122.122: icmp_seq=6 ttl=51 time=108.278 ms 64 bytes from 87.248.122.122: icmp_seq=7 ttl=51 time=103.384 ms # cat /etc/hostname.em0 dhcp # ifconfig em0 em0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 lladdr f0:de:f1:11:5e:42 priority: 0 groups: egress media: Ethernet autoselect (100baseTX full-duplex,rxpause,txpause) status: active inet6 fe80::f2de:f1ff:fe11:5e42%em0 prefixlen 64 scopeid 0x1 inet 83.165.14.185 netmask 0xfffff800 broadcast 83.165.15.255 # netstat -s ip: 9994 total packets received 0 bad header checksums 0 with size smaller than minimum 0 with data size < data length 0 with header length < data size 0 with data length < header length 0 with bad options 0 with incorrect version number 0 fragments received 0 fragments dropped (duplicates or out of space) 0 malformed fragments dropped 0 fragments dropped after timeout 0 packets reassembled ok 9982 packets for this host 0 packets for unknown/unsupported protocol 0 packets forwarded 0 packets not forwardable 0 redirects sent 8033 packets sent from this host 0 packets sent with fabricated ip header 0 output packets dropped due to no bufs, etc. 0 output packets discarded due to no route 0 output datagrams fragmented 0 fragments created 0 datagrams that can't be fragmented 0 fragment floods 0 packets with ip length > max ip packet size 0 tunneling packets that can't find gif 0 datagrams with bad address in header 9931 input datagrams checksum-processed by hardware 0 output datagrams checksum-processed by hardware 0 multicast packets which we don't join tcp: 7559 packets sent 2215 data packets (2502569 bytes) 96 data packets (132860 bytes) retransmitted 0 fast retransmitted packets 2933 ack-only packets (4742 delayed) 0 URG only packets 0 window probe packets 1993 window update packets 322 control packets 0 packets hardware-checksummed 9535 packets received 1955 acks (for 2329925 bytes) 345 duplicate acks 0 acks for unsent data 0 acks for old data 7193 packets (9431283 bytes) received in-sequence 10 completely duplicate packets (547 bytes) 0 old duplicate packets 0 packets with some duplicate data (0 bytes duplicated) 121 out-of-order packets (5879 bytes) 0 packets (0 bytes) of data after window 0 window probes 17 window update packets 4 packets received after close 0 discarded for bad checksums 0 discarded for bad header offset fields 0 discarded because packet too short 0 discarded for missing IPsec protection 0 discarded due to memory shortage 9533 packets hardware-checksummed 0 bad/missing md5 checksums 0 good md5 checksums 166 connection requests 0 connection accepts 165 connections established (including accepts) 160 connections closed (including 1 drop) 0 connections drained 1 embryonic connection dropped 864 segments updated rtt (of 860 attempts) 1 retransmit timeout 0 connections dropped by rexmit timeout 0 persist timeouts 0 keepalive timeouts 0 keepalive probes sent 0 connections dropped by keepalive 525 correct ACK header predictions 6988 correct data packet header predictions 29 PCB cache misses 1 ECN connection accepted 0 ECE packets received 0 CWR packets received 0 CE packets received 6 ECT packets sent 0 ECE packets sent 0 CWR packets sent cwr by fastrecovery: 2 cwr by timeout: 1 cwr by ecn: 0 0 bad connection attempts 0 SYN cache entries added 0 hash collisions 0 completed 0 aborted (no space to build PCB) 0 timed out 0 dropped due to overflow 0 dropped due to bucket overflow 0 dropped due to RST 0 dropped due to ICMP unreachable 0 SYN,ACKs retransmitted 0 duplicate SYNs received for entries already in the cache 0 SYNs dropped (no route or no space) 2 SACK recovery episodes 133 segment rexmits in SACK recovery episodes 171608 byte rexmits in SACK recovery episodes 365 SACK options received 6 SACK options sent Thanks Jes On 02/21/13 18:32, sven falempin wrote: > give more information, like how you connect the card to the modem, > provide vmstat -i , the uname result > show some ping , and More important give your network configuration : > for v in /etc/hostname.* do print "$v :"; cat $v done etc .... > > or you will just look like a linux troll :-) > > On Thu, Feb 21, 2013 at 12:25 PM, Jes <jjje...@gmail.com > <mailto:jjje...@gmail.com>> wrote: > > Hi all: > > I'm running current amd64. I've detected a problem with the > network speed. My internet connection is cable, with 20Mbps. In > Linux, with several speed meters (my provider's and, for example, > speedof.me <http://speedof.me>) I always get around 20Mpbs in > donwlink, and about 2-2.5 Mbps in uplink. But with OpenBSD current > there is a limit around 4Mbps in downlink (uplink is ok). > > It doesn't matter if the PF is enabled or disable, the speed is > always ~4Mbps. > > Ethernet card is in 100Mbps full-duplex. > > I've google a lot and tried several sysctl tweaks but without > success. Right now I've finished to upgrade to the last snapshot > and the problem remains. > > Any idea? > > Thanks in advance, > > Jes > > > > > -- > --------------------------------------------------------------------------------------------------------------------- > () ascii ribbon campaign - against html e-mail > /\