On 12/13/2011 12:38 PM, Denice wrote:
> In case you have disabled ipv6 on an SL6 machine, then you need to be
> aware that the recent update to nfs-utils introduced a bug on those
> systems. It has been reported:
> https://bugzilla.redhat.com/show_bug.cgi?id=765909
>
> and nfs-utils needs to be downgraded until there is a fix for this.
>
> Otherwise you will find hundreds of little core files in the root of the
> filesystem ..

or thousands and thousands of little core files ...

You might also want to put a line like:
    exclude=nfs-utils-1.2.3-15*

in /etc/yum.conf to prevent SL from auto updating to the bad version of 
nfs-utils again.

-- 
Kevin Street