NFS over GB ethernet

Donald Becker becker at scyld.com
Wed Nov 6 16:06:50 EST 2002


On 6 Nov 2002, Vann H. Walke wrote:

> One other thing to try is to disable auto-negotiation on your switch.

NOOOOooooo....

> If the gigabit switch takes longer to negotiate the connection settings
> than NFS is willing to wait, the links will fail.  Manually setting the
> switch ports could fix things in that case.

Autonegotiation *will* take less than 3 seconds.
Typically the negotiation takes milliseconds.

The problem is likely that the switch is configured to perform discovery
when the link drops, and won't pass normal traffic for about a minute.

-- 
Donald Becker				becker at scyld.com
Scyld Computing Corporation		http://www.scyld.com
410 Severn Ave. Suite 210		Scyld Beowulf cluster system
Annapolis MD 21403			410-990-9993

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