atl1, hardy, more than 4GB of RAM

[NoOp]

On 07/13/2008 11:52 AM, Mihamina Rakotomandimby (R12y) wrote:
> Hi,
> I have an Asus motherboard shipping an Attlansic (atl1 module) on board 
> network card interface.
> It's a brand new computer I put on my LAN in order to be a file server.
> I noticed some network hangs and even system freezes after the beginning 
> of heavy network file transferts (via FTP, NFS and SSH).
> I have other boxes on the LAN and tested the trasnfert with them, no 
> problems: the problen is really the card with the "atl1" module.
> 
> Searching on Google, I saw:
> http://atl1.sourceforge.net/, saying:
>    KNOWN BUGS/PROBLEMS
> 
>    1. [...]
> 
>    2. There is a bug in the atl1 driver that results in a kernel hang or
>    crash (oops) under heavy network load IF AND ONLY IF you have 4GB or
>    more RAM in your system. This happens because of an L1 hardware design
>    issue that is exposed by the atl1 driver. If you encounter this
>    problem, modify your kernel's boot line and add this kernel parameter:
>    mem=3900M. A fix was added to the 2.6.23 kernel.
> 
> My system has 8GB of RAM, amd64 architecture and system (AMD Phenom 
> Quad), and as a file server, it has a heavy network load (7 XDMCP'd 
> workstations)
> 
> The quote mentions the bug is solved in the 2.6.23 and hardy (my system) 
> is running 2.6.24.
> 
> Have you got any information about that? Didn't the Ubuntu 2.6.24 
> include the solution of the problem?
> 

This is probably the bug report that you are looking for:
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/133575
You might want to tag onto that & provide your info and see if one of
the developers or other users with the same problem find a resolution.