From: Greg <gvrose8192@gmail.com>
To: intel-wired-lan@osuosl.org
Subject: [Intel-wired-lan] e1000e on Thinkpad x60: gigabit not available due to "SmartSpeed"
Date: Thu, 01 Sep 2016 14:58:13 -0700 [thread overview]
Message-ID: <1472767093.3889.4.camel@gmail.com> (raw)
In-Reply-To: <20160901201408.GA5061@amd>
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 at 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 at 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 at duo:/data/l/linux#
>
> Best regards,
>
> Pavel
>
WARNING: multiple messages have this Message-ID (diff)
From: Greg <gvrose8192@gmail.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: kernel list <linux-kernel@vger.kernel.org>,
jeffrey.t.kirsher@intel.com, intel-wired-lan@lists.osuosl.org,
netdev@vger.kernel.org
Subject: Re: e1000e on Thinkpad x60: gigabit not available due to "SmartSpeed"
Date: Thu, 01 Sep 2016 14:58:13 -0700 [thread overview]
Message-ID: <1472767093.3889.4.camel@gmail.com> (raw)
In-Reply-To: <20160901201408.GA5061@amd>
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
>
next prev parent reply other threads:[~2016-09-01 21:58 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-01 20:14 [Intel-wired-lan] e1000e on Thinkpad x60: gigabit not available due to "SmartSpeed" Pavel Machek
2016-09-01 20:14 ` Pavel Machek
2016-09-01 21:58 ` Greg [this message]
2016-09-01 21:58 ` Greg
2016-09-02 16:57 ` [Intel-wired-lan] " Lennart Sorensen
2016-09-02 16:57 ` Lennart Sorensen
2016-12-05 10:44 ` [Intel-wired-lan] " Pavel Machek
2016-12-05 10:44 ` Pavel Machek
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