Re: Where to troubleshoot Intel PRO/1000 performance problems?



Eygene,

Both machines are reporting a 1Gb link:
media: Ethernet autoselect (1000baseTX <full-duplex>)

Thanks for you help though.


On Fri, Mar 23, 2007 at 10:47:54AM +0300, Eygene Ryabinkin wrote:
Sally, good day.

Thu, Mar 22, 2007 at 10:16:02AM -0700, Sally Janghos wrote:
I'm looking for some suggestions on where to start troubleshooting
performance issues on a Intel PRO 1000 card.

It's installed in a box with the following configuration:
FreeBSD 6.1
AMD Athlon(tm) XP 2100+ (1741.42-MHz 686-class CPU)
Dell CERC SATA RAID 2

The file transfer(ftp/smb/scp) speeds from/to this machine do not
appear to go above 10Mb.

Assuming that you're talking about MBytes/sec there is a chance
that your network link is using 100 MBit/sec full-duplex mode instead
of 1Gbit/sec. Try to do 'ifconfig | grep media' on the FreeBSD box
and watch for the speed regime specification.

The other machine doing the transfers has similar specs (same
Ethernet Card) but is a Windows XP box.

Windows should report the interface speed too: unplug the cable, plug it
again and watch for the fancy popup on the taskbar. Or check the interface
properties box.
--
Eygene
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