Network Instability when upgrading to 4GB of RAM

Erich Dollansky oceanare at pacific.net.sg
Sun Apr 20 03:15:50 UTC 2008


Hi,

Paul Haddad wrote:
> I've got the below system setup that has so far been very stable when
> running with 2GB of RAM.  I've recently been attempting to upgrade it to 4GB
> of ram (using 4 DIMMs vs the current 2).  The problem is that within a few
> hours of running with the 4GB config I start getting odd network errors.
>  There's nothing in the logs, but incoming ssh connections start failing
> with errors like (Bad Packet Length) and things like ftp and nfs all fail in
> odd ways.
> 
> As far as I can tell the RAM is fine, I've ran it through a few diff RAM
> testing utilities and it all comes out fine.  I've also successfully run
> both sets of DIMMs by themselves, so at least it seems that this isn't a
> hardware problem.
> 
it still could be a contact problem with the RAM. Can you create some 
kind of load to force all 4GB of being actually used without any network 
activity. Maybe even with the network 'unplugged'?

Do you have ECC RAM?

Erich



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