Problems with Scyld

[Donald Becker]

On Mon, 5 Nov 2001, Art Edwards wrote:

>  am attempting to install 16 new nodes on an existing Scyld network 
> (Scyld 27Bz-7) with little success. The new nodes have #com905CX ethernet
> cards. When I attempt to use the standard Scyld tools, boot the slave node, 
> drag the new MAC address to the list and click apply, nothing happens. The
> slave node continues to issue RARP attempts. When I build one of the new 
> nodes into a head node and attempt the same process, the MAC address does
> not appear in the new addresses column. It seems as if the new ethernet cards
> can send, but not receive. 

The new "CX" cards require an updated driver.  The update is in 27*z-8,
or you can compile the driver update set from
  ftp://ftp.scyld.com/pub/network/netdrivers-3.0-1.src.rpm

You'll have to create new boot images and second stage images.

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