On Thu, 2016-09-01 at 22:14 +0200, Pavel Machek wrote: > Hi! > > I have trouble getting 1000mbit out of my ethernet card. > > I tried direct connection between two PCs with different cables, and > no luck. > > Today I tried connection to 1000mbit switch, and no luck, either. (Two > cables, one was cat6, both short). > > My computer sees 1000mbit being advertised by the other side, but does > not advertise 1000mbit, "Link Speed was downgraded by SmartSpeed".
Check your cables? https://vmxp.wordpress.com/2015/01/06/1gbe-intel-nic-throttled-to-100mbit-by-smartspeed/ - Greg > > 4.8.0-rc4+ kernel. > > Does it work for other people? Card is: > > 02:00.0 Ethernet controller: Intel Corporation 82573L Gigabit Ethernet > Controller > > root@duo:/data/l/linux# mii-tool -v eth1 > SIOCGMIIREG on eth1 failed: Input/output error > SIOCGMIIREG on eth1 failed: Input/output error > eth1: negotiated 100baseTx-FD, link ok > product info: Yukon-EC 88E1111 rev 0 > basic mode: autonegotiation enabled > basic status: autonegotiation complete, link ok > capabilities: 1000baseT-FD 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD > advertising: 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD flow-control > link partner: 1000baseT-FD 100baseTx-FD 100baseTx-HD 10baseT-FD 10baseT-HD > root@duo:/data/l/linux# > > [ 1330.622658] e1000e: eth1 NIC Link is Up 100 Mbps Full Duplex, Flow > Control: None > [ 1330.622840] e1000e 0000:02:00.0 eth1: Link Speed was downgraded by > SmartSpeed > [ 1330.622846] e1000e 0000:02:00.0 eth1: 10/100 speed: disabling TSO > root@duo:/data/l/linux# > > Best regards, > > Pavel >
